4N25 查看數據表（PDF） - Avago Technologies
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4N25 Datasheet PDF : 7 Pages
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Electrical Specifications (TA = 25˚C)
Parameter
Symbol Min.
Typ.
Max.
Units
Forward Voltage
VF
–
1.2
1.5
V
Reverse Current
IR
–
–
10
µA
Terminal Capacitance
Ct
–
50
–
pF
Collector Dark Current
ICEO
–
–
50
nA
Collector-Emitter Breakdown Voltage
BVCEO
30
–
–
V
Emitter-Collector Breakdown Voltage
BVECO
7
–
–
V
Collector-Base Breakdown Voltage
BVCBO
70
–
–
V
Collector Current
IC
2
–
–
mA
*Current Transfer Ratio
CTR
20
–
–
%
Collector-Emitter Saturation Voltage
VCE(sat)
–
0.1
0.5
V
Response Time (Rise)
tr
–
3
–
µs
Response Time (Fall)
tf
–
3
–
µs
Isolation Resistance
Riso
5 x 1010
1 x 1011
–
Ω
Floating Capacitance
Cf
–
1
–
pF
* CTR = ICx 100%
IF
Test Conditions
IF = 10 mA
VR = 4 V
V = 0, f = 1 KHz
VCE = 10 V, IF = 0
IC = 0.1 mA, IF = 0
IE = 10 µA, IF = 0
IC = 0.1 mA, IF = 0
IF = 10 mA
VCE = 10 V
IF = 50 mA, IC = 2 mA
VCE = 10 V, IC = 2 mA
RL = 100 Ω
DC 500 V
40 ~ 60% R.H.
V = 0, f = 1 MHz
100
80
60
40
20
0
-55 -25 0 25 50 75 100 125
TA – AMBIENT TEMPERATURE – °C
200
150
100
50
0
-55 -25 0 25 50 75 100 125
TA – AMBIENT TEMPERATURE – °C
500
TA = 75°C
200 TA = 50°C
100 TA = 25°C
50
TA = 0°C
TA = -25°C
20
10
5
2
1
0 0.5 1.0 1.5 2.0 2.5 3.0
VF – FORWARD VOLTAGE – V
Figure 1. Forward current vs. temperature.
4N25 fig 1
Figure 2. Collector power dissipation vs. temperature. Figure 3. Forward current vs. forward voltage.
4N25 fig 2
4N25 fig 3
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