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| PC905 PC905 .. s Features 1. Built-in voltage deviation detection circuit 2. Long creepage distance type ( Creepage distance : 8mm or more ) 3. Conforms to European Safety Standard ( Internal insulation distance : 0.5mm or more ) 4. High collector-emitter voltage( VCEO : 70V) 5. High isolation voltage between input and output ( Viso : 5 000V rms ) 6. Recognized by UL, file No. E64380 Approved by BSI ( BS415 : No. 6990, BS7002 : No. 7567 ) Approved by SEMKO No. 963501101 Approved by DEMKO No. 392592 Long Creepage Distance Photocoupler with Built-in Voltage Detection Circuit s Outline Dimensions 1.2 0.3 0.85 0.3 8 6.5 0.5 PC905 7 6 5 g Lead forming type ( I type ) is also available. ( PC905I ) gg TUV ( DIN-VDE0884 ) approved type is also available as an option. ( Unit : mm ) Internal connection diagram 8 7 6 5 1 1 2 3 Anode mark 9.66 0.5 3.5 0.5 4 2 3 4 7.62 0.3 3.05 0.5 0.26 0.1 10.16 0.5 0.5 0.1 2.54 0.25 s Applications 1. Switching power supplies 1 2 3 4 Anode Cathode GND Reference 5 6 7 8 NC Emitter Collector NC s Absolute Maximum Ratings Parameter Anode current Anode voltage Reference input current Power dissipation Collector-emitter voltage Emitter-collector voltage Collector current Collector power dissipation Total power dissipation *1 Isolation voltage Operating temperature Storage temperature *2 Soldering temperature Symbol IA VA I REF P V CEO V ECO IC PC P tot V iso T opr T stg T sol ( Ta = 25C ) Rating 50 30 10 250 70 6 50 150 350 5 000 - 25 to + 85 - 40 to + 125 260 Unit mA V mA mW V V mA mW mW V rms C C C Input Output *1 40 to 60% RH, AC for 1 minute *2 For 10 seconds " In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device. " PC905 s Electro-optical Characteristics Parameter Reference voltage *3Temperature change in reference voltage Voltage variation ratio in reference voltage Reference input current *4Temperature change in reference input current Minimum drive current OFF-state anode current Anode-cathode forward voltage Collector dark current *5 Current transfer ratio Collector-emitter saturation voltage Isolation resistance Floating capacitance Symbol V REF V REF ( dev ) V REF / VA I REF I REF ( dev ) I MIN I OFF VF ICEO CTR V CE ( sat ) R ISO Cf ( Ta = 25C unless otherwise specified. ) Conditions VK = VREF , I A = 10mA VK = VREF , I A = 10mA, Ta = - 25 to + 85C IA = 10mA, VA = 30V- V REF IA = 10mA, R 3 = 10k IA = 10mA, R 3 = 10k , Ta = - 25 to + 85C VK = VREF VA = 30V, V REF = GND VK = VREF , I A = 10mA VCE = 20V VK = VREF , I A = 10mA, V CE = 5V VK = VREF , I A = 20mA, IC = 1mA 40 to 60% RH, DC500V V = 0, f = 1MHz MIN. 2.40 40 TYP. 2.495 8 - 1.4 2 0.4 1 0.1 1.2 10 -9 MAX. 2.60 40 -5 10 3 2 2 1.4 10 320 0.2 1.0 -7 Unit V mV mV/V A A mA A V A % V pF Fig. 1 1 2 3 3 1 4 1 5 6 6 - Input Output Transfer characteristics 0.1 5 x 1010 1 x 1011 0.6 *3 V REF ( dev ) = VREF ( MAX. ) - V REF (MIN. ) *4 I REF ( dev ) = IREF ( MAX. ) - I REF (MIN. ) *5 CTR = I C / I A x 100 ( % ) s Test Circuit Fig. 1 IA A VF V 2 6 VK VCC V VREF 3 4 R2 VCC VA 4 VREF 3 R1 2 6 1 7 Fig. 2 IA 1 7 VK : Voltage between terminals 2 and 3 VREF : Voltage between terminals 3 and 4 PC905 Fig. 3 Fig. 4 IA 1 IREF A VCC 4 R3 VCC 2 6 VA 7 A IOFF 1 7 2 6 4 3 3 Fig. 5 ICEO 1 7 VCE 2 6 4 VCC A Fig. 6 IA 1 7 IC A V 2 6 VCE VK VREF 4 3 3 Fig. 7 Anode Current vs. Ambient Temperature 60 Fig. 8 Input Power Dissipation vs. Ambient Temperature 300 Input power dissipation P ( mW ) 50 Anode current I A ( mA ) 250 40 200 30 150 20 100 10 0 - 25 50 0 - 25 0 25 50 75 85 Ambient temperature T a ( C ) 100 0 25 50 a 75 85 ( C ) 100 Ambient temperature T PC905 Fig. 9 Collector Power Dissipation vs. Ambient Temperature 200 Collector power dissipation P C ( mW ) Fig.10 Power Dissipation vs. Ambient Temperature 600 500 Power dissipation P tot ( mW ) 150 400 350 300 100 200 50 100 0 - 25 0 - 25 0 25 50 75 85 100 a 125 0 25 50 75 85 100 Ambient temperature T ( C ) Ambient temperature T a ( C ) Fig.11 Relative Current Transfer Ratio vs. Ambient Temperature 150 V K = V REF I A = 10mA V CE = 5V Fig.12 Collector Dark Current vs. Ambient Temperature 10 10 Collector dark current I CEO ( A) -5 5 -6 V CE = 20V Relative current transfer ratio ( % ) 5 100 10 -7 5 10 -8 5 50 10 -9 5 10 10 - 10 5 0 - 30 - 11 0 20 40 60 a 80 ( C ) 100 - 20 Ambient temperature T 20 0 40 60 Ambient temperature T a ( C) 80 100 Fig.13-a Anode Current vs. Reference Voltage V K = V REF T a = 25C 50 Fig.13-b Anode Current vs. Reference Voltage 1 200 V K = V REF T a = 25C 1 000 Anode current I A ( A ) Anode current I A ( mA ) 40 800 30 600 20 400 10 0 0 200 0 0 1 2 Reference voltage V REF ( V ) 3 1 2 Reference voltage V REF ( V ) 3 PC905 Fig.14 OFF-state Anode Current vs. Ambient Temperature OFF-state anode current I OFF ( A ) V A = 30V V REF = GND Reference voltage V REF ( V ) 10 Fig.15 Reference Voltage vs. Ambient Temperature 2.60 V K = V REF I A = 10mA V REF = 2.60V 2.50 2.495V 5 2.40 2.40V 0 - 30 0 20 40 60 a 80 ( C ) 100 - 30 Ambient temperature T 0 20 40 60 80 Ambient temperature T a ( C ) 100 Fig.16 Reference Input Current vs. Ambient Temperature 3 IA = 10mA Reference input current I REF ( A ) Fig.17 Reference Voltage Change vs. Anode Voltage Reference voltage change V REF ( mV ) 0 I A = 10mA T a = 25C 2 - 10 1 - 20 0 - 25 0 25 50 a 75 ( C ) 100 - 30 0 5 10 15 20 25 30 35 Ambient temperature T Anode voltage V A ( V ) Fig.18-a Voltage Gain ( 1 ) vs. Frequency 100 I F = 2mA T a = 25C 80 Voltage gain ( 1 ) A V1 ( dB ) Test Circuit for Voltage Gain ( 1 ) vs. Frequency 620 10k 10 F Vin Vo 60 40 f 20 AV1 = 20 log Vo Vin 10k 0 - 20 0.1 1 10 Frequency f ( kHz ) 100 1 000 PC905 Fig.18-b Voltage Gain ( 2 ) vs. Frequency 10 IA = 2mA I C = 1.7mA T a = 25C Test Circuit for Voltage Gain ( 2 ) vs. Frequency 0 Voltage gain ( 2 ) A V2 ( dB ) 620 - 10 RL = 10k - 20 1k 100 - 30 f 10k 10 F Vin 10 k IA RL Vo - 40 - 50 0.1 1 10 Frequency f ( kHz ) 100 1 000 Fig.19 Anode Current vs. Load Capacitance 50 A*** VK = V REF B*** V A = 5V ( at IA = 10mA ) 40 C*** VA = 10V ( at IA = 10mA ) D*** VA = 15V ( at IA = 10mA ) A 30 Stable area 20 C Oscilating area T a = 25C Test Circuit for Anode Current vs. Load Capacitance 150 CL Anode current IA ( mA ) B B A Test circuit Stable area 10k (A) 150 CL 10 D Test circuit ( B, C, D ) 0 10 -3 10 -2 10 -1 100 10 Load capacitance C L ( F ) Fig.20 Collector-emitter Saturation Voltage vs. Ambient Temperature 0.16 0.14 Collector-emitter saturation voltage V CE(sat ) ( V) 0.12 0.10 0.08 0.06 0.04 0.02 0 - 30 0 20 40 60 80 Ambient temperature T a ( C ) 100 V K = V REF IA = 20mA Fig.21 Current Transfer Ratio vs. Anode Current 100 Current transfer ratio CTR ( % ) V K = V REF V CE = 5V T a = 25C I C = 1mA 80 60 40 20 0 10 -4 10 - 3 10 - 2 Anode Current IA (A) 10 -1 s Precautions for Use Handle this product the same as with other integrated circuits against static electricity. q As for other general cautions, refer to the chapter " Precautions for Use " |
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