PC904
PC904
Symbol Rating Unit
IA50 mA
VA30 V
IREF 10 mA
P 250 mW
VCEO 35 V
VECO 6V
I
C50 mA
PC150 mW
Ptot 350 mW
Viso
Topr - 25 to + 85 ˚C
Tstg - 40 to + 125 ˚C
Tsol 260 ˚C
■Features
1. Built-in voltage detection circuit
2. High isolation voltage between input and
3. Standard 8-pin dual-in-line package
■Applications
*2 For 10 seconds
(Ta= 25˚C)
■Absolute Maximum Ratings
(Unit : mm)
connection diagram
Internal
θ
θ
PC904
output (Viso
Parameter
Input
Anode current
Anode voltage
Reference input current
Power dissipation
Output
Collector-emitter voltage
Emitter-collector voltage
Collector current
Collector power dissipation
Total power dissipation
*1Isolation voltage
Operating temperature
Storage temperature
*2Soldering temperature
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”
“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,
4. Recognizerd by UL, file No. E64380
1. Switching power supplies 1234
876 5
1
2
34
5678
1 Anode
2 Cathode
3 GND
4 Reference
5 NC
6 Emitter
7 Collector
8 NC
Built-in Voltage Detection
Circuit Type Photocoupler
■Outline Dimensions
Primary side mark
5 000
*1 40 to 60%RH AC for 1 minute
❈Lead forming type (I type ) and taping reel type (P type ) are also available. (PC904I/PC904P )
: 5 000V rms )
Vrms
θ=0˚to 13˚
6.5±0.5
1.2±0.3
0.85±0.3
0.8±0.2
7.62±0.3
0.26±0.1
2.54
±0.25
0.5±0.1
3.0
±0.5
3.5±0.5
0.5TYP.
PC904
Conditions
VK=V
REF , I A= 10mA
V
K
=V
REF
, I
A
= 10mA, Ta = - 25 to + 85˚C
I
A
= 10mA, ∆V
A
= 30V - V
REF
IA= 10mA, R3= 10kΩ
I
A
= 10mA, R
3
= 10k Ω, Ta = - 25 to + 85˚C
VK=V
REF
VA= 30V, V REF = GND
VK=V
REF , I A= 10mA
VCE = 35V
V
K
=V
REF
, I
A
= 5mA, V
CE
=5V
V
K
=V
REF
, I
A
= 10mA, I
C
= 1mA
*3 V REF(dev)=V
REF (MAX.)-V
REF(MIN. )
*4 I REF(dev)=I
REF (MAX.)-I
REF(MIN. )
*5 CTR= I C/ IAx 100 (%)
MIN. TYP. MAX. Unit Fig.
2.40 2.495 2.60 V 1
- 8 40 mV 1
- - 1.4 - 5 mV/V 2
-210µA3
- 0.4 3 µA3
-12mA1
- 0.1 2 µA4
- 1.2 1.4 V 1
-
1x10
-9
1x10
-7
A5
50 - 600 % 6
-
-
0.1 0.2 V 6
5x10
10 1x10
11 -Ω
0.6 1.0 pF -
-
■Test Circuit
Fig. 1 Fig. 2
Model No. Rank mark CTR (%)
A 50 to 150
B 100 to 300
C 250 to 600
A, B or C 50 to 600
(Ta= 25˚C)
■Electro-optical Characteristics
Parameter
Input
Reference voltage
reference voltage
*3Temperature change in
Voltage variation ratio in
reference voltage
Reference input current
reference input current
*4Temperature change in
Minimum drive current
Anode-cathode forward voltage
Output Collector dark current
Transfer
charac-
teristics
Collector-emitter
saturation voltage
Isolation resistance
Floating capacitance
6
7
2
1
4
3
V
V
A
3
4
1
2
7
6
Ia
VK
VCC VREF
VF
VCC
VA
R1
R2VREF
IA
PC904A
PC904B
PC904C
PC904
*5Current transfer ratio
Symbol
VREF
VREF(dev)
∆V
REF
/∆V
A
IREF
IREF(dev)
IMIN
IOFF
VF
ICEO
CTR
VCE(sat)
RISO
Cf
OFF-state anode current
V= 0, f= 1kHz
Classification table of current transfer ratio is shown below.
(4 models)
40 to 60%RH, DC500V
Fig. 3 Fig. 4
Fig. 5 Fig. 6
PC904
A
3
4
1
2
7
6
A
3
4
1
2
7
6
IA
VCC
R3
IREF
VA
VCC
IOFF
3
4
1
2
7
6
3
4
1
2
7
6
A
V
A
ICEO
VCE
VCC VK
VREF
IA
VCE
IC
0
- 25 100
10
20
30
40
50
60
0 25507585
Anode current IA (mA)
Ambient temperature T a (˚C)
0
- 25 100
50
100
150
200
250
300
0 255075
85
Fig. 8 Input Power Dissipation vs.
Ambient Temperature
Input power dissipation P (mW)
Ambient temperature T a (˚C)
Fig. 7 Anode Current vs. Ambient
Temperature
PC904
00 125
100
200
50
150
25 50 75 100
Ambient Temperature
-25 85
0
300
0 25 50 75 10085
600
200
100
500
400
350
Power dissipation P tot (mW )
Ambient temperature T a (˚C)
50
0
100
150
0 25 1007550
Relative current transfer ratio (%)
Fig.11 Relative Current Transfer Ratio vs.
Ambient Temperature
Ambient temperature T a (˚C)
20
040 60 80
5
5
5
5
5
100
Fig.12 Collector Dark Current vs.
Ambient Temperature
Ambient temperature T a (˚C)
Collector dark current I CEO (A)
003
10
20
30
40
50
12
Anode current IA (mA)
Reference voltage V REF (V)
Voltage
003
200
400
600
800
12
Anode current I A
Reference voltage V REF (V)
Voltage
Collector power dissipation PC (mW)
Ambient temperature T a (˚C)
Fig.10 Power Dissipation vs. Ambient
Temperature
VCE = 35V
5
VK=V
REF
IA= 5mA
VCE =5V
V
K=VREF
Ta= 25˚C VK=V
REF
Ta= 25˚C
Fig. 9 Collector Power Dissipation vs.
Fig.13-a Anode Current vs. Reference Fig.13-b Anode Current vs. Reference
(µA)
-30
10 -11
10 -10
10 -9
10 -8
10 -7
10 -6
10 -5
1 200
1 000
-25
-25
PC904
0
- 30 1000 20406080
5
10
Ambient Temperature
OFF (µA)
Ambient temperature T a (˚C)
Fig.14 OFF-state Anode Current vs.
- 30 1000 20406080
2.40
2.50
2.60
2.495V
2.40V
Ambient Temperature
REF
Ambient temperature T a (˚C)
Fig.15 Reference Voltage vs.
VREF = 2.60V
0
- 25 100
1
2
3
0 255075
Ambient Temperature
Reference input current I REF (µA)
Ambient temperature T a (˚C)
Fig.16 Reference Input Current vs.
IA= 10mA
-30
0
-20
-10
0
5 101520253035
Anode Voltage
REF (mV)
Anode voltage V A (V)
Fig.17 Reference Voltage Change vs.
-20
0.1
0
20
40
60
80
100
1 10 100
Voltage gain (1) AV1 (dB)
10µF
620Ω
10kΩ
10kΩf
Test Circuit for Voltage Gain (1) vs.
Frequency
Vin
Vo
Vin
AV1
Vo
VA= 30V
VREF = GND IA= 10mA
IA= 10mA
Ta= 25˚C
IF= 2mA
Ta= 25˚C
OFF-state anode current I
VK=VREF
(V)
Reference voltage VReference voltage change ∆V
Frequency f ( kHz)
Fig.18-a Voltage Gain (1) vs. Frequency
=20 log
1 000
PC904
-50
0.1
-40
-30
-20
-10
0
10
1 10 100
100Ω
1kΩ
Voltage gain (2) AV2 (dB)
0
10
20
30
40
50
10
Anode current IA(mA)
Load capacitance C L(µF)
0
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
- 25 0 25 50 75 100
Ambient temperature Ta(˚C)
0
50
11050
300
202
100
150
200
250
5
Current transfer ratio CTR(%)
Anode Current
Anode Current IA (mA)
Fig.21 Current Transfer Ratio vs.
■Precautions for Use
10µF
620Ω
10kΩ
10
fkΩ
Test Circuit for Voltage Gain (2) vs.
Frequency
Vin
Vo
RL
IA
10kΩ
150Ω
150Ω
Test Circuit for Anode Current vs.
Load Capacitance
CL
CL
Handle this product the same as with other integrated circuits against static electricity.
IA= 2mA
IC= 1.7mA
Ta= 25˚C
RL= 10kΩ
10 -3 10 -2 10 -1
Fig.20 Collector-emitter Saturation Voltage
vs. Ambient Temperature
VCE(sat)(V)
VK=V
REF
IC= 1mA
IA= 10mA
VK=VREF
VCE =5V
Ta= 25˚C
Fig.18-b Voltage Gain (2) vs. Frequency
Frequency f ( kHz)
Oscilating
Stable area
D
Stable area
C
AB
B
A
area
A•••VK=V
REF
B•••VA=5V
(at I
A
= 10mA)
C•••VA= 10V
(at I
A
= 10mA)
D•••VA= 15V
(at I
A
= 10mA)
Ta= 25˚C
Collector-emitter saturation voltage
Test circuit (B, C, D)
Test circuit (A)
1 000
As for other general cautions, refer to the chapter “Precautions for Use ”
Fig.19 Anode Current vs. Load Capacitance
1
●
115
Application Circuits
NOTICE
●The circuit application examples in this publication are provided to explain representative applications of
SHARP devices and are not intended to guarantee any circuit design or license any intellectual property
rights. SHARP takes no responsibility for any problems related to any intellectual property right of a
third party resulting from the use of SHARP's devices.
●Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
SHARP reserves the right to make changes in the specifications, characteristics, data, materials,
structure, and other contents described herein at any time without notice in order to improve design or
reliability. Manufacturing locations are also subject to change without notice.
●Observe the following points when using any devices in this publication. SHARP takes no responsibility
for damage caused by improper use of the devices which does not meet the conditions and absolute
maximum ratings to be used specified in the relevant specification sheet nor meet the following
conditions:
(i) The devices in this publication are designed for use in general electronic equipment designs such as:
--- Personal computers
--- Office automation equipment
--- Telecommunication equipment [terminal]
--- Test and measurement equipment
--- Industrial control
--- Audio visual equipment
--- Consumer electronics
(ii)Measures such as fail-safe function and redundant design should be taken to ensure reliability and
safety when SHARP devices are used for or in connection with equipment that requires higher
reliability such as:
--- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.)
--- Traffic signals
--- Gas leakage sensor breakers
--- Alarm equipment
--- Various safety devices, etc.
(iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely
high level of reliability and safety such as:
--- Space applications
--- Telecommunication equipment [trunk lines]
--- Nuclear power control equipment
--- Medical and other life support equipment (e.g., scuba).
●Contact a SHARP representative in advance when intending to use SHARP devices for any "specific"
applications other than those recommended by SHARP or when it is unclear which category mentioned
above controls the intended use.
●If the SHARP devices listed in this publication fall within the scope of strategic products described in the
Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export
such SHARP devices.
●This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under
the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any
means, electronic or mechanical, for any purpose, in whole or in part, without the express written
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●Contact and consult with a SHARP representative if there are any questions about the contents of this
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