PC904 Built-in Voltage Detection Circuit Type Photocoupler PC904 ❈ Lead forming type ( I type ) and taping reel type ( P type ) are also available. ( PC904I/PC904P ) ■ Features ■ Outline Dimensions 1. Built-in voltage detection circuit 2. High isolation voltage between input and output ( Viso : 5 000V rms ) 3. Standard 8-pin dual-in-line package 4. Recognizerd by UL, file No. E64380 0.85 ± 0.3 ( Unit : mm ) Internal connection diagram 1.2 ± 0.3 8 7 6 5 ■ Applications 1 1. Switching power supplies 2 3 7 6 5 1 2 3 4 6.5 ± 0.5 PC904 8 4 0.8 ± 0.2 Primary side mark 3.5 ± 0.5 3.0 ± 0.5 0.5TYP. 7.62 ± 0.3 θ = 0˚ to 13 ˚ 0.5 ± 0.1 1 2 3 4 ■ Absolute Maximum Ratings Input Output 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 θ 2.54 ± 0.25 Anode Cathode GND Reference 5 6 7 8 0.26 ± 0.1 NC Emitter Collector NC ( Ta = 25˚C ) Symbol IA VA I REF P V CEO V ECO IC PC P tot V iso T opr T stg T sol Rating 50 30 10 250 35 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 *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. ” θ PC904 ■ Electro-optical Characteristics Parameter Reference voltage *3Temperature Input Conditions V K = V REF , I A = 10mA MIN. 2.40 TYP. 2.495 MAX. 2.60 Unit V Fig. 1 40 mV 1 V REF ( dev ) V K = V REF , I A = 10mA, Ta = - 25 to + 85˚C - 8 Voltage variation ratio in reference voltage ∆V REF /∆V A I A = 10mA, ∆ V A = 30V - V REF - - 1.4 -5 mV/V 2 Reference input current I REF I A = 10mA, R 3 = 10k Ω - 2 10 µA 3 IA = 10mA, R 3 = 10k Ω, Ta = - 25 to + 85˚C - 0.4 3 µA 3 mA µA V A % 1 4 1 5 6 0.2 V 6 1.0 Ω pF - change in reference input current Transfer characteristics Symbol V REF change in reference voltage *4Temperature Output ( Ta = 25˚C ) 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 I REF ( dev ) I MIN I OFF VF I CEO CTR V CE(sat) R ISO Cf 50 V K = V REF V A = 30V, V REF = GND V K = V REF , I A = 10mA V CE = 35V V K = V REF , I A = 5mA, V CE = 5V V K = V REF , I A = 10mA, I C = 1mA 1 2 0.1 2 1.2 1.4 1 x 10 - 9 1 x 10 - 7 600 - 0.1 5 x 1010 1 x 1011 0.6 - 40 to 60% RH, DC500V V = 0, f = 1kHz *3 V REF (dev ) = V REF ( MAX. ) - V REF (MIN. ) *4 I REF (dev ) = I REF ( MAX. ) - I REF (MIN. ) *5 CTR = I C / I A x 100 ( % ) Classification table of current transfer ratio is shown below.( 4 models ) Model No. PC904A PC904B PC904C PC904 Rank mark A B C A, B or C CTR ( % ) 50 to 150 100 to 300 250 to 600 50 to 600 ■ Test Circuit Fig. 1 Fig. 2 Ia IA A 1 7 1 7 VF V 6 VK VCC R1 VCC 2 6 4 4 R2 V VREF 3 2 VA VREF 3 PC904 Fig. 3 Fig. 4 IOFF IA 7 1 A 1 7 IREF A 2 2 6 VCC VA VCC 6 4 4 3 3 R3 Fig. 5 Fig. 6 ICEO 1 7 IC IA A 1 7 A VCE V 2 VCE 2 6 VCC 4 6 VK 4 VREF 3 3 Fig. 8 Input Power Dissipation vs. Ambient Temperature 60 300 50 250 Input power dissipation P ( mW ) Anode current I A ( mA ) Fig. 7 Anode Current vs. Ambient Temperature 40 30 20 10 0 - 25 200 150 100 50 0 25 50 75 85 Ambient temperature T a ( ˚C ) 100 0 - 25 0 25 75 85 50 Ambient temperature T a ( ˚C ) 100 PC904 Fig. 9 Collector Power Dissipation vs. Ambient Temperature Fig.10 Power Dissipation vs. Ambient Temperature 600 500 150 Power dissipation P tot ( mW ) Collector power dissipation P C ( mW ) 200 100 50 0 - 25 0 25 75 85 100 50 Ambient temperature T a 200 100 0 - 25 0 25 50 Ambient temperature T ( ˚C ) 75 a 85 100 ( ˚C ) Fig.12 Collector Dark Current vs. Ambient Temperature V K = V REF I A = 5mA V CE = 5V 10 -5 10 -6 5 V CE = 35V ( A) 5 CEO 100 Collector dark current I Relative current transfer ratio ( % ) 350 300 125 Fig.11 Relative Current Transfer Ratio vs. Ambient Temperature 150 400 50 10 -7 10 -8 10 -9 5 5 5 10 - 10 10 - 11 5 0 - 25 0 25 50 75 Ambient temperature T a 100 Fig.13-a Anode Current vs. Reference Voltage 1 200 80 100 V K = V REF T a = 25˚C 1 000 Anode current I A ( µ A ) 50 Anode current I A ( mA ) 20 0 40 60 Ambient temperature T a ( ˚C) Fig.13-b Anode Current vs. Reference Voltage V K = V REF T a = 25˚C 40 30 20 10 0 0 - 30 ( ˚C ) 800 600 400 200 1 Reference voltage V 3 2 REF (V) 0 0 1 2 Reference voltage V REF ( V ) 3 PC904 Fig.15 Reference Voltage vs. Ambient Temperature V A = 30V V REF = GND 10 2.60 Reference voltage V REF ( V ) OFF-state anode current I OFF ( µ A ) Fig.14 OFF-state Anode Current vs. Ambient Temperature 5 0 - 30 0 20 40 60 Ambient temperature T a 80 100 2.495V 2.40 2.40V - 30 0 20 40 60 80 Ambient temperature T a ( ˚C ) Reference voltage change ∆V REF ( mV ) 0 IA = 10mA 2 1 0 25 50 75 100 Fig.17 Reference Voltage Change vs. Anode Voltage 3 Reference input current I REF ( µ A ) V REF = 2.60V 2.50 ( ˚C ) Fig.16 Reference Input Current vs. Ambient Temperature 0 - 25 V K = V REF I A = 10mA 100 I A = 10mA T a = 25˚C - 10 - 20 - 30 0 5 10 Ambient temperature T a ( ˚C ) 15 20 25 30 35 Anode voltage V A ( V ) Fig.18-a Voltage Gain ( 1 ) vs. Frequency 100 I F = 2mA T a = 25˚C Voltage gain ( 1 ) A V1 ( dB ) 80 Test Circuit for Voltage Gain ( 1 ) vs. Frequency 620 Ω 60 Vo 10k Ω 40 10 µ F Vin 20 f 10k Ω 0 - 20 0.1 AV1 = 20 log 1 10 Frequency f ( kHz) 100 1 000 Vo Vin PC904 Fig.18-b Voltage Gain ( 2 ) vs. Frequency 10 I A = 2mA I C = 1.7mA T a = 25˚C Voltage gain ( 2 ) A V2 ( dB ) 0 Test Circuit for Voltage Gain ( 2 ) vs. Frequency 620 Ω IA - 10 R L = 10k Ω - 20 RL 10k Ω 10 µF 1k Ω 100 Ω Vo Vin - 30 10 kΩ f - 40 - 50 0.1 1 10 100 Frequency f ( kHz) 1 000 Fig.19 Anode Current vs. Load Capacitance A••• VK = V REF B••• VA = 5V ( at I A = 10mA ) 40 C••• VA = 10V ( at I A = 10mA ) D••• VA = 15V ( at I A = 10mA ) A 30 Oscilating area T a = 25˚C 150 Ω B B CL A Stable area Stable area Test circuit C 20 (A) 150 Ω CL 10 0 10 - Test Circuit for Anode Current vs. Load Capacitance 10k Ω Anode current I A ( mA ) 50 D 3 10 - 2 10 - 1 Test circuit 10 1 ( B, C, D ) Load capacitance C L ( µ F ) Fig.20 Collector-emitter Saturation Voltage vs. Ambient Temperature Fig.21 Current Transfer Ratio vs. Anode Current 300 0.16 V K = V REF V CE = 5V T a = 25˚C V K = V REF 0.12 I C = 1mA 250 I A = 10mA Current transfer ratio CTR (%) Collector-emitter saturation voltage V CE(sat ) ( V) 0.14 0.10 0.08 0.06 0.04 200 150 100 50 0.02 0 - 25 0 25 50 75 Ambient temperature T a ( ˚C ) 100 0 1 2 5 10 20 Anode Current IA ( mA ) ■ Precautions for Use Handle this product the same as with other integrated circuits against static electricity. ● As for other general cautions, refer to the chapter “ Precautions for Use ” 50