204 series ? direct replacement for t1 ? bi-pin ? flat topped for enhanced, even illumination of large lens areas ? reduces maintenance costs ? ?fit and forget? reliability ? warm white led may be used behind coloured lens as a true replacement for a filament lamp ? pack quantity = 20 pieces part number colour voltage vac/dc current dc (ma) luminous intensity (mcd) wave length (nm) operating temp. (c) storage temp. (c) de-rating graphs 204-501-21-38 red 12 vdc 20 600 630 -40 - +80 -40 - +100 d 204-521-21-38 yellow 12 vdc 20 600 585 -40 - +80 -40 - +100 d 204-532-21-38 green 12 vdc 20 800 515 -40 - +80 -40 - +100 f 204-930-21-38 blue 12 vdc 20 140 465 -30 - +85 -40 - +100 u 204-997-21-38 white 12 vdc 20 27000 * see below -30 - +85 -40 - +100 i 204-993-21-38 warm white 12 vdc 20 call * see below -30 - +85 -40 - +100 i 204-501-23-38 red 24-28 vdc 17 600 630 -40 - +80 -40 - +100 d 204-521-23-38 yellow 24 - 28 vdc 17 600 585 -40 - +80 -40 - +100 d 204-532-23-38 green 24-28 vdc 16 800 515 -40 - +80 -40 - +100 f 204-997-23-38 white 24-28 vdc 16 27000 * see below -30 - +85 -40 - +100 i 204-993-23-38 warm white 24-28 vdc 16 call * see below -30 - +85 -40 - +100 i * = voltage for 20ma product is vf at 20ma, not vopr - products must be de-rated according to the de-rating information. each de-rating graph refers to specific leds. please refer to graphs on page 2. - luminous intensity is measured at 20ma on a discrete led unless otherwise stated. to order please contact us on: t: +44 (0)1229 582 430 f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk ? marl international limited technical documentation has been designed by marl international limited for the intention of providing information, which must not be copied or released to a third party without prior written consent from marl international limited. the information provided does not constitute part of any order or contract and should not be regarded as a representation relating to either products or service. no responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right to alter without notice the specification or any conditions of supply for product or service. marl international limited - dsn 204 - version 2013-02-27-173140 page 1 of 5 filament replacement leds features specifications to order ordering information and typical characteristics (t a = 25c) bs en iso 9001:2008 approved manufacturer technical data to order de-rating information dimensions in mm (typical) not to scale lamp base style series metric equivalent (mm) max. power dissipation (mw) intensities (iv) and colour shades of white (x,y co -ordinates) may vary between leds within a batch bs en iso 9001:2008 approved manufacturer 5 5.8 15.3 6 0.50 2.54 colour dot on product sleeve denotes led colour. green dot on base indicates anode +ve termination. 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph d 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph f 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph i 10 20 30 40 50 8.5 de-rating information continued to order bs en iso 9001:2008 approved manufacturer 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph u 10 20 30 40 50 8.5 to order also available the products listed above illustrate all of the opt ions available to order. these products may have cu stom modifications that alter their operation beyond the generic informatio n contained within this datasheet. please contact s ales for further information. rp = reverse polarity bs en iso 9001:2008 approved manufacturer single-chip leds chip led devices have been modified by the removal of the domed portion of the encapsulation (flat-topped) to provide even illumination of switches and annunciators. non flat topped versions are also available. product evaluation filament replacement leds have been specifically de signed to meet the primary objective of providing i mproved reliability. as this product range is suitable for both new-build a nd retro-fit, (sometimes in very old systems), a wi de range of illuminated push button switches and lamp holders can be encountered . due to subjectivity, evaluation of the led type i s recommended, (samples of all standard models are available). car e should be taken to correctly simulate operating a mbient light conditions to ensure that the correct device has been selected to maximise viewing characteristics such as viewing a ngle, colour compatibility and on/ off contrast ratio. electro-static discharge (esd) build up of electro-static discharge occurs in many situations involving people moving and handling pr oducts. the range of possible situations is very diverse but voltage lev els as high as several thousand volts can and do ar ise in many individual situations. when an operator charged up to these le vels handles a static sensitive device, there is a very probable likelihood that the device will be irreversibly damaged. it is essential that precautions are taken at all stages during manufacture and assembly of these products. although leds were neve r considered to be static sensitive devices, change s in manufacturing technology and materials used to produce higher int ensity products over a large range of the wavelengt h spectrum have changed this. marl has an approved system of esd co ntrol from goods in, through production and into fi nal packing and despatch. marl recommend all users of led based pro ducts follow the guidelines of bs 100015. power de-rating the forward voltage/ current value of an led is dep endant upon the ambient temperature of the environm ent in which it is operated. therefore, care must be taken to operate the led at the correct voltage/ current values, dep ending upon the ambient temperature. consequently, a recommendation regarding operating voltages and currents is given in order to address these temperature effects. this recommendation is t ermed de-rating. it is usual for forward voltages and currents to be specified for ambient temperature of 25c. however, because the values of these qualities vary with te mperature, marl should be contacted if the device is to be operated at a t emperature significantly higher than 25c. marl acc ept no liability for any product that is operated higher than the stated vol tage. to order design considerations all devices feature water clear high intensity leds as standard. in devices where discrete leds are used, the single flat-topping does not apply to devices using surface-mounted device (smd) leds. bs en iso 9001:2008 approved manufacturer
204 series t1 ? bi-pin 204 5 500 997f-c *typical emission colour white x 0.31 - - - y 0.32 - - - 899f *typical emission colour warm white x 0.4255 0.4390 0.4680 0.4519 y 0.4000 0.4310 0.4385 0.4086 to order please contact us on: t: +44 (0)1229 582 430 f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk ? marl international limited technical documentation has been designed by marl international limited for the intention of providing information, which must not be copied or released to a third party without prior written consent from marl international limited. the information provided does not constitute part of any order or contract and should not be regarded as a representation relating to either products or service. no responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right to alter without notice the specification or any conditions of supply for product or service. marl international limited - dsn 204 - version 2013-02-27-173140 page 2 of 5 filament replacement leds features specifications to order ordering information and typical characteristics (t a = 25c) bs en iso 9001:2008 approved manufacturer technical data to order de-rating information dimensions in mm (typical) not to scale lamp base style series metric equivalent (mm) max. power dissipation (mw) intensities (iv) and colour shades of white (x,y co -ordinates) may vary between leds within a batch bs en iso 9001:2008 approved manufacturer 5 5.8 15.3 6 0.50 2.54 colour dot on product sleeve denotes led colour. green dot on base indicates anode +ve termination. 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph d 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph f 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph i 10 20 30 40 50 8.5 de-rating information continued to order bs en iso 9001:2008 approved manufacturer 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph u 10 20 30 40 50 8.5 to order also available the products listed above illustrate all of the opt ions available to order. these products may have cu stom modifications that alter their operation beyond the generic informatio n contained within this datasheet. please contact s ales for further information. rp = reverse polarity bs en iso 9001:2008 approved manufacturer single-chip leds chip led devices have been modified by the removal of the domed portion of the encapsulation (flat-topped) to provide even illumination of switches and annunciators. non flat topped versions are also available. product evaluation filament replacement leds have been specifically de signed to meet the primary objective of providing i mproved reliability. as this product range is suitable for both new-build a nd retro-fit, (sometimes in very old systems), a wi de range of illuminated push button switches and lamp holders can be encountered . due to subjectivity, evaluation of the led type i s recommended, (samples of all standard models are available). car e should be taken to correctly simulate operating a mbient light conditions to ensure that the correct device has been selected to maximise viewing characteristics such as viewing a ngle, colour compatibility and on/ off contrast ratio. electro-static discharge (esd) build up of electro-static discharge occurs in many situations involving people moving and handling pr oducts. the range of possible situations is very diverse but voltage lev els as high as several thousand volts can and do ar ise in many individual situations. when an operator charged up to these le vels handles a static sensitive device, there is a very probable likelihood that the device will be irreversibly damaged. it is essential that precautions are taken at all stages during manufacture and assembly of these products. although leds were neve r considered to be static sensitive devices, change s in manufacturing technology and materials used to produce higher int ensity products over a large range of the wavelengt h spectrum have changed this. marl has an approved system of esd co ntrol from goods in, through production and into fi nal packing and despatch. marl recommend all users of led based pro ducts follow the guidelines of bs 100015. power de-rating the forward voltage/ current value of an led is dep endant upon the ambient temperature of the environm ent in which it is operated. therefore, care must be taken to operate the led at the correct voltage/ current values, dep ending upon the ambient temperature. consequently, a recommendation regarding operating voltages and currents is given in order to address these temperature effects. this recommendation is t ermed de-rating. it is usual for forward voltages and currents to be specified for ambient temperature of 25c. however, because the values of these qualities vary with te mperature, marl should be contacted if the device is to be operated at a t emperature significantly higher than 25c. marl acc ept no liability for any product that is operated higher than the stated vol tage. to order design considerations all devices feature water clear high intensity leds as standard. in devices where discrete leds are used, the single flat-topping does not apply to devices using surface-mounted device (smd) leds. bs en iso 9001:2008 approved manufacturer
204 series to order please contact us on: t: +44 (0)1229 582 430 f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk ? marl international limited technical documentation has been designed by marl international limited for the intention of providing information, which must not be copied or released to a third party without prior written consent from marl international limited. the information provided does not constitute part of any order or contract and should not be regarded as a representation relating to either products or service. no responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right to alter without notice the specification or any conditions of supply for product or service. marl international limited - dsn 204 - version 2013-02-27-173140 page 3 of 5 filament replacement leds features specifications to order ordering information and typical characteristics (t a = 25c) bs en iso 9001:2008 approved manufacturer technical data to order de-rating information dimensions in mm (typical) not to scale lamp base style series metric equivalent (mm) max. power dissipation (mw) intensities (iv) and colour shades of white (x,y co -ordinates) may vary between leds within a batch bs en iso 9001:2008 approved manufacturer 5 5.8 15.3 6 0.50 2.54 colour dot on product sleeve denotes led colour. green dot on base indicates anode +ve termination. 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph d 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph f 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph i 10 20 30 40 50 8.5 de-rating information continued to order bs en iso 9001:2008 approved manufacturer 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph u 10 20 30 40 50 8.5 to order also available the products listed above illustrate all of the opt ions available to order. these products may have cu stom modifications that alter their operation beyond the generic informatio n contained within this datasheet. please contact s ales for further information. rp = reverse polarity bs en iso 9001:2008 approved manufacturer single-chip leds chip led devices have been modified by the removal of the domed portion of the encapsulation (flat-topped) to provide even illumination of switches and annunciators. non flat topped versions are also available. product evaluation filament replacement leds have been specifically de signed to meet the primary objective of providing i mproved reliability. as this product range is suitable for both new-build a nd retro-fit, (sometimes in very old systems), a wi de range of illuminated push button switches and lamp holders can be encountered . due to subjectivity, evaluation of the led type i s recommended, (samples of all standard models are available). car e should be taken to correctly simulate operating a mbient light conditions to ensure that the correct device has been selected to maximise viewing characteristics such as viewing a ngle, colour compatibility and on/ off contrast ratio. electro-static discharge (esd) build up of electro-static discharge occurs in many situations involving people moving and handling pr oducts. the range of possible situations is very diverse but voltage lev els as high as several thousand volts can and do ar ise in many individual situations. when an operator charged up to these le vels handles a static sensitive device, there is a very probable likelihood that the device will be irreversibly damaged. it is essential that precautions are taken at all stages during manufacture and assembly of these products. although leds were neve r considered to be static sensitive devices, change s in manufacturing technology and materials used to produce higher int ensity products over a large range of the wavelengt h spectrum have changed this. marl has an approved system of esd co ntrol from goods in, through production and into fi nal packing and despatch. marl recommend all users of led based pro ducts follow the guidelines of bs 100015. power de-rating the forward voltage/ current value of an led is dep endant upon the ambient temperature of the environm ent in which it is operated. therefore, care must be taken to operate the led at the correct voltage/ current values, dep ending upon the ambient temperature. consequently, a recommendation regarding operating voltages and currents is given in order to address these temperature effects. this recommendation is t ermed de-rating. it is usual for forward voltages and currents to be specified for ambient temperature of 25c. however, because the values of these qualities vary with te mperature, marl should be contacted if the device is to be operated at a t emperature significantly higher than 25c. marl acc ept no liability for any product that is operated higher than the stated vol tage. to order design considerations all devices feature water clear high intensity leds as standard. in devices where discrete leds are used, the single flat-topping does not apply to devices using surface-mounted device (smd) leds. bs en iso 9001:2008 approved manufacturer
204 series part numbers also available in the 204 series: part number colour voltage vopr 204-501-04-38 red 20 ma dc 204-501-19-38 red 3.7 vdc 204-501-21 red 12 vdc 204-501-71-38 red 12 vac 50 hz 204-505-22 red 24 vdc 204-521-21 yellow 12 vdc 204-532-20-38 green 5/6 vdc 204-532-21 green 12 vdc 204-532-71-38 green 12 vac 50 hz 204-585-21 yellow 12 vdc 204-899-23-50 warm white 28 vdc 204-905-22 - 24 vdc 204-907-23-38 green 28 vdc 204-930-04-38 blue 20 ma dc 204-930-21 blue 12 vdc 204-930-23 blue 28 vdc 204-930-23-38 blue 28 vdc 204-993-22-38 warm white 24 vdc 204-993-23 warm white 28 vdc 204-993-24-38 warm white 48 vdc 204-993-48-38 warm white 60 vdc 204-993-71-38 warm white 12 vac 50 hz 204-997-04 white 20 ma dc 204-997-22-38 white 24 vdc to order please contact us on: t: +44 (0)1229 582 430 f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk ? marl international limited technical documentation has been designed by marl international limited for the intention of providing information, which must not be copied or released to a third party without prior written consent from marl international limited. the information provided does not constitute part of any order or contract and should not be regarded as a representation relating to either products or service. no responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right to alter without notice the specification or any conditions of supply for product or service. marl international limited - dsn 204 - version 2013-02-27-173140 page 4 of 5 filament replacement leds features specifications to order ordering information and typical characteristics (t a = 25c) bs en iso 9001:2008 approved manufacturer technical data to order de-rating information dimensions in mm (typical) not to scale lamp base style series metric equivalent (mm) max. power dissipation (mw) intensities (iv) and colour shades of white (x,y co -ordinates) may vary between leds within a batch bs en iso 9001:2008 approved manufacturer 5 5.8 15.3 6 0.50 2.54 colour dot on product sleeve denotes led colour. green dot on base indicates anode +ve termination. 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph d 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph f 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph i 10 20 30 40 50 8.5 de-rating information continued to order bs en iso 9001:2008 approved manufacturer 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph u 10 20 30 40 50 8.5 to order also available the products listed above illustrate all of the opt ions available to order. these products may have cu stom modifications that alter their operation beyond the generic informatio n contained within this datasheet. please contact s ales for further information. rp = reverse polarity bs en iso 9001:2008 approved manufacturer single-chip leds chip led devices have been modified by the removal of the domed portion of the encapsulation (flat-topped) to provide even illumination of switches and annunciators. non flat topped versions are also available. product evaluation filament replacement leds have been specifically de signed to meet the primary objective of providing i mproved reliability. as this product range is suitable for both new-build a nd retro-fit, (sometimes in very old systems), a wi de range of illuminated push button switches and lamp holders can be encountered . due to subjectivity, evaluation of the led type i s recommended, (samples of all standard models are available). car e should be taken to correctly simulate operating a mbient light conditions to ensure that the correct device has been selected to maximise viewing characteristics such as viewing a ngle, colour compatibility and on/ off contrast ratio. electro-static discharge (esd) build up of electro-static discharge occurs in many situations involving people moving and handling pr oducts. the range of possible situations is very diverse but voltage lev els as high as several thousand volts can and do ar ise in many individual situations. when an operator charged up to these le vels handles a static sensitive device, there is a very probable likelihood that the device will be irreversibly damaged. it is essential that precautions are taken at all stages during manufacture and assembly of these products. although leds were neve r considered to be static sensitive devices, change s in manufacturing technology and materials used to produce higher int ensity products over a large range of the wavelengt h spectrum have changed this. marl has an approved system of esd co ntrol from goods in, through production and into fi nal packing and despatch. marl recommend all users of led based pro ducts follow the guidelines of bs 100015. power de-rating the forward voltage/ current value of an led is dep endant upon the ambient temperature of the environm ent in which it is operated. therefore, care must be taken to operate the led at the correct voltage/ current values, dep ending upon the ambient temperature. consequently, a recommendation regarding operating voltages and currents is given in order to address these temperature effects. this recommendation is t ermed de-rating. it is usual for forward voltages and currents to be specified for ambient temperature of 25c. however, because the values of these qualities vary with te mperature, marl should be contacted if the device is to be operated at a t emperature significantly higher than 25c. marl acc ept no liability for any product that is operated higher than the stated vol tage. to order design considerations all devices feature water clear high intensity leds as standard. in devices where discrete leds are used, the single flat-topping does not apply to devices using surface-mounted device (smd) leds. bs en iso 9001:2008 approved manufacturer
204 series to order please contact us on: t: +44 (0)1229 582 430 f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk ? marl international limited technical documentation has been designed by marl international limited for the intention of providing information, which must not be copied or released to a third party without prior written consent from marl international limited. the information provided does not constitute part of any order or contract and should not be regarded as a representation relating to either products or service. no responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right to alter without notice the specification or any conditions of supply for product or service. marl international limited - dsn 204 - version 2013-02-27-173140 page 5 of 5 filament replacement leds features specifications to order ordering information and typical characteristics (t a = 25c) bs en iso 9001:2008 approved manufacturer technical data to order de-rating information dimensions in mm (typical) not to scale lamp base style series metric equivalent (mm) max. power dissipation (mw) intensities (iv) and colour shades of white (x,y co -ordinates) may vary between leds within a batch bs en iso 9001:2008 approved manufacturer 5 5.8 15.3 6 0.50 2.54 colour dot on product sleeve denotes led colour. green dot on base indicates anode +ve termination. 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph d 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph f 10 20 30 40 50 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph i 10 20 30 40 50 8.5 de-rating information continued to order bs en iso 9001:2008 approved manufacturer 0.0 100.0 80.0 60.0 40.0 20.0 55 50 15 25 35 45 ambient temperature ta (c) forward current if (ma) derating graph u 10 20 30 40 50 8.5 to order also available the products listed above illustrate all of the opt ions available to order. these products may have cu stom modifications that alter their operation beyond the generic informatio n contained within this datasheet. please contact s ales for further information. rp = reverse polarity bs en iso 9001:2008 approved manufacturer single-chip leds chip led devices have been modified by the removal of the domed portion of the encapsulation (flat-topped) to provide even illumination of switches and annunciators. non flat topped versions are also available. product evaluation filament replacement leds have been specifically de signed to meet the primary objective of providing i mproved reliability. as this product range is suitable for both new-build a nd retro-fit, (sometimes in very old systems), a wi de range of illuminated push button switches and lamp holders can be encountered . due to subjectivity, evaluation of the led type i s recommended, (samples of all standard models are available). car e should be taken to correctly simulate operating a mbient light conditions to ensure that the correct device has been selected to maximise viewing characteristics such as viewing a ngle, colour compatibility and on/ off contrast ratio. electro-static discharge (esd) build up of electro-static discharge occurs in many situations involving people moving and handling pr oducts. the range of possible situations is very diverse but voltage lev els as high as several thousand volts can and do ar ise in many individual situations. when an operator charged up to these le vels handles a static sensitive device, there is a very probable likelihood that the device will be irreversibly damaged. it is essential that precautions are taken at all stages during manufacture and assembly of these products. although leds were neve r considered to be static sensitive devices, change s in manufacturing technology and materials used to produce higher int ensity products over a large range of the wavelengt h spectrum have changed this. marl has an approved system of esd co ntrol from goods in, through production and into fi nal packing and despatch. marl recommend all users of led based pro ducts follow the guidelines of bs 100015. power de-rating the forward voltage/ current value of an led is dep endant upon the ambient temperature of the environm ent in which it is operated. therefore, care must be taken to operate the led at the correct voltage/ current values, dep ending upon the ambient temperature. consequently, a recommendation regarding operating voltages and currents is given in order to address these temperature effects. this recommendation is t ermed de-rating. it is usual for forward voltages and currents to be specified for ambient temperature of 25c. however, because the values of these qualities vary with te mperature, marl should be contacted if the device is to be operated at a t emperature significantly higher than 25c. marl acc ept no liability for any product that is operated higher than the stated vol tage. to order design considerations all devices feature water clear high intensity leds as standard. in devices where discrete leds are used, the single flat-topping does not apply to devices using surface-mounted device (smd) leds. bs en iso 9001:2008 approved manufacturer
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