Canon CXDI-40G COMPACT, Service Manual

Page: 60 / 189

2 Installation
- 40 -
(2) PCI (Photo-coupler)
1) Maximum Ratings (Ta = 25
°
C)
CHARACTERISTIC SYMBOL RATING
Forward Current I
F
(RMS) 50 mA
Forward Current
∆
I
F
/
°
C -0.7(Ta ≥ 53
°
C)
Pulse forward current
1
I
FP
1 A LED
Reverse Voltage V
R
5 V
Collector-Emitter Voltage V
CEO
80 V
Emitter-Collector Voltage V
ECO
7 V
Collector Current I
C
50 mA
DETECTOR
Collector Power Dissipation
(1 Circuit)
P
C
150 mW
Total Package Power Dissipation
(1 Circuit)
P
T
200 mW
Isolation Voltage
2
BVs 2500 Vms
2) Electrical Characteristics(Ta = 25
°
C)
CHARACTERISTIC SYMBOL
TEST
CONDITION
MIN. TYP MAX. UNIT
Forward Voltage V
F
I
F
=10 mA 1.0 1.15 1.3 V
Reverse Current I
R
V
R
=5 V - - 10 µA
Capacitance C
t
V=0, f=1 MHz - 30 - pF LED
Max. Forward voltage V
FM
I
FM
=0.5 A - 3 4 V
Collector-Emitter
Breakdown Voltage
V
(BR)CEO
I
C
=0.5 mA 80 - - V
Emitter-Collector
Breakdown Voltage
V
(BR)ECO
I
E
=0.1 mA 7 - - V
V
CE
=48 V
Ambient Light
Below (100lx) -
0.01
(2)
0.1
(10)
DETECTOR
Collector Dark
Current
I
CEO
V
CE
=48 V,
Ta=85 Ambient
Light Below
(100lx)
-
2
(4)
50
(50)
µA
Rise Time t
r
- 2 -
Fall Time t
f
- 3 -
Turn-On Time t
ON
- 3 -
Turn-Off Time t
Off
V
CC
=10 V
I
C
=2 mA
R
L
=100 Ω
- 3 -
µs
Turn-On Time t
ON
- 2 -
Storage Time t
S
- 25 -
SWITCH
CHARACTRISTIC
Turn-Off Time t
OFF
V
CC
=5 V
I
F
=16 mA
R
L
=1.9 k Ω
- 40 -
µs
Note: Because of the construction, leak current might be increased by ambient light. Please use
photo-coupler with less ambient light
1
pulse amplitude 100µs, frequency 100Hz
2
AC, 1min R.H. ≤ 60 LED side pins shorted together and DETECTOR side pins shorted together