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series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 1 of 17 north america only features: models single output model input voltage (v) output voltage (v) maximum rated current (ma) max capacitive load (uf) efficiency (%) package type amldl - 3050 - rz 7 - 30 2 - 28 500 47 95 dip14 amldl - 3060 - rz 7 - 30 2 - 28 600 47 95 dip14 amldl - 3070 - rz 7 - 30 2 - 28 700 47 95 dip14 note: all specifications in this datasheet are measured at an ambient temperature of 25c, humidity<75%, nominal input voltage and at rated output load unless otherwise specified. input specifications parameters nominal typical maxim um units voltage range 24 7 - 30 vdc filter capacitor absolute maximum rating 4 0 vdc peak input voltage time 500 ms dc/dc on (leave open if not used) on C open or 0.3v series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 2 of 17 north america only general specifications (continued) parameters conditions typical maximum units maximum case temperature 10 5 o c thermal impedance free air convection +40 o c/w co oling free air convection humidity 95 % rh case material non - conductive black plastic (ul94 - v0 rated) weight 2.6 g dimensions (l x w x h) 0.80 x 0.40 x 0.27 inches 20.32 x 10.16 x 6.88 mm mtbf > 1, 6 00 ,0 00 hrs (mil - hdbk - 217 f at +25 o c ) maximum soldering temperature 1.5mm from case for 10sec. 260 o c notes: 1.reversed polarity at the input power will damage the driver. the input ground must not be connected to the negative output. 2 .leave the pin vadj opened if not used , g rounding va dj will shut the driver off, connecting vadj to +vin will damage the driver. 3. maximum output open voltage is equal to input voltage safety specifications parameters standards designed to meet en 60960 - 1 pin out specifications pin single 1 - v in put - dc supply 2 vadj pwm/on/off or not used 7 - v output led cathode connection 8 + v output led anode connection 14 + v input + dc supply
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 3 of 17 north america only d i mensions application circuit example s : amldl - rz - vin + 1 st led last led + vout 1 1 analogue dim pwm dim / on / off - vout amldl - rz - vin + 1 st led last led + vout 1 1 - vout analogue dim pwm dim / on / off 1 1 15 . 24 ( 0 . 60 ) 1 0 . 1 6 ( 0 . 4 0 ) 2 . 54 ( 0 . 10 ) printed face 6 . 8 8 ( 0 . 2 7 ) 3 . 0 5 ( 0 . 1 2 ) 0 . 50 ( 0 . 02 ) 5 . 0 8 ( 0 . 2 0 ) 20 . 32 ( 0 . 80 ) 2 7 8 14 1 bottom view amldl - rz + vin - vin + vadj 1 st led + vout 1 1 analogue dim pwm dim / on / off - vout ac in ac in 5 vac to 21 vac last led - 0 . 1 uf optional 100 uf to 330 uf
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 4 of 17 north america only output current adjustment by external dc control voltage: r esist ive dimming control a simplified dimming control can be achieved using a variable resistor connected between vadj and gnd. capacitor cadj is optional, it is installed to l imit ac mains interference and high frequency noise. the recommended value of cadj is 0.22f . ioutnom = iout x radj radj + 200 k the nominal output current is given by : note: typical error is 10% with resistive dimming control amldl - rz - vin vadj 1 st led last led + vout 1 1 - vout 0 . 3 - 1 . 25 v gnd amldl - rz - vin vadj 1 st led + vout 1 1 - vout + vin 1 tl 431 10 k 10 k 10 k vadj = r 2 r 1 + r 2 x vctrl amldl - rz - vin vadj 1 st led + vout 1 1 - vout + 5 v 10k 30k r 2 r 1 vctrl amldl - rz - vin vadj 1 st led + vout 1 1 - vout radj cadj the nominal output current is given by : vadj 1 . 25 iout ioutnom =
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 5 of 17 north america only output current adjustment by pwm control : driving vadj directly a pulse width modulated (pwm) signal with a duty cycle of dpwm can be applied directly to vadj pin as shown below. driving vadj via open collector transistor the vadj can also be driven via an open collector transistor as shown below. the d iode and resistor serve to suppress any possible high amplitude negative voltage spikes to the vadj input resulting from the collector to emitter capacitance of the transistor. any negative voltage spikes will cause errors in output current and/or unstable driver operation. driving the vadj from a microcontroller the vadj can be driven from an open drain output of a microcontroller as shown below. the diode and resistor serve to suppress any possible high amplitude negative voltage spikes to the vadj input resulting from the drain to source capacitance of the fet. any negative voltage spikes will cause errors in output current and/or unstable driver operation. amldl - rz - vin vadj 1 st led + vout 1 1 - vout pwm 0 v 1 . 25 v gnd last led amldl - rz - vin vadj 1 st led + vout 1 1 - vout pwm 0 v gnd 1 last led 1 . 25 v 10 k amldl - rz - vin vadj 1 st led + vout 1 1 - vout mcu gnd 1 10 k last led the output current is given by : x dpwm iout [ for 0 . 01 < dpwm < 1 ] ioutnom =
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 6 of 17 north america only output current adjustment by pwm control (dimming) : a pwm signal must h ave a frequency of greater than 100hz to prevent any visible flicker. discharge vcc reset out crt _ v gnd ne 555 trigger threshold 7 8 4 3 5 1 2 6 + + + - - - 10 uf 35 v 10 uf 16 v amsr - 7805 - z + vin - vin 1 1 1 n 4148 + - vr 100 k 470 + - + - 1 3 . 3 k 1 n 4148 2 sd 11782 k 210 100 nf 100 nf 100 nf 100 nf pmw amldl - rz pin 2 ( vadj ) amldl - rz pin 1 output current adjustment by pwm control (flash) : discharge vcc reset out crt_v gnd ne 555 trigger threshold 7 8 4 3 5 1 2 6 + + + - - - 100nf 10uf 16v amsr-7805-z +vin - vin + - + - + - 1 3.3k 1n4148 2sd11782k pmw AMLDL-RZ pin2 (vadj) AMLDL-RZ pin 1 vr 100k 2k 210 10uf 35v 100nf 100nf 10uf 16v
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 7 of 17 north america only thermal feedback circuit the selec tion of components for the thermal feedback circuit is depend s on the choice of r2 and r3 and the effectiveness of the led heatsink. to optimize the led brightness control at high temperatures, the leds must have a sufficient thermal extraction path, if n ot the reduction in drive current will not be optimal. the thermal control threshold points are set by adjusting r2. three values (33k, 22k, and 10k) were tested. these values were chosen to provide thermal break points of approximately 25 o c, 40 o c, and 60 oc. note , that the led drive current will not continually dim to zero C the thermal controls appl y ing dc control to that vadj pin has a dimming ratio from maximum current of approximately 5:1. once the reduced dc level drops below the shutdown threshold of around 200mv, the led drive current will fall to zero and the leds will be off. the slope of the current reduction is determined by the beta value of the thermistor. the larger the beta value the sharper will be the resultant current control response. the slope of the current reduction is also affected by q1s base emitter voltage variation with temperature. amldl - rz - vin vadj 1 st led + vout 1 1 - vout gnd 1 10 k last led q 1 1 r 1 4 . 7 k r 2 10 k r 3 10 k thermistor b 3900 bzx 284 c 6 v 2 + vin + vin thermally connected
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 8 of 17 north america only output current adjustment by external dc control voltage : amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k amldl - rz - vin vadj 1 . 25 v 1 st led + vout 1 1 - vout gnd 1 6 . 2 k last led 1 n 4148 10 k out : 0 ~ 2 . 5 v + 5 v ~ + vin 1 tl 431 10 k 4 . 7 k gnd
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 9 of 17 north america only typical characteristics : amldl - 305 0 - r z operating frequency vs input vol tage (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 10 of 17 north america only amldl - 3050- rz efficiency vs vin (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 11 of 17 north america only amldl - 3050- rz output current v s v adj
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 12 of 17 north america only typical characteristics: amldl - 3060z operating frequency vs input voltage (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 13 of 17 north america only amldl - 3060z efficiency vs vin (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 14 of 17 north america only amldl - 3060z outp ut current vs v adj
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 15 of 17 north america only typical characteristics : amldl - 3070z operating frequency vs input voltage (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 16 of 17 north america only amldl - 3070z efficiency vs vin (forward voltage = 3.5v per led)
series am ldl -rz up to 700ma | led driver www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 17 of 17 north america only amldl - 3070z output current vs v adj note: 1. dat asheets are updated as needed and as such, specifications are subject to change without notice. once printed or downloaded, datasheets are no longer controlled by aimtec; refer to www.aimtec.com for the most current product specifications. 2. product lab els shown, including safety agency certifications on labels, may vary based on the date manufactured. 3. mechanical drawings and specifications are for reference only. 4. all specifications are measured at an ambient temperature of 25c, humidity<75%, no minal input voltage and at rated output load unless otherwise specifie d. 5. aimtec may not have conducted destructive testing or chemical analysis on all internal components and chemicals at the time of publishing this document. cas numbers and other lim ited information are considered proprietary and may not be available for release. 6. this product is not designed for use in critical life support systems, equipment used in hazardous environments, nuclear cont rol systems or other such applications which necessitate specific safety and regulatory standards other the ones listed in this datasheet. 7. warranty is in accordance with aimtecs standard terms of sale available at www.aimtec.com.

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