4N25 Просмотр технического описания (PDF) - Vishay Semiconductors
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Компоненты Описание
производитель
4N25 Datasheet PDF : 9 Pages
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4N25/ 4N26/ 4N27/ 4N28
Vishay Semiconductors
1.5
70°C 50°C
1.0
25°C
–20°C
0.5
Vce=0.4 V
Normalized to:
Vce=10 V, Ib=20 µA
T A =25°C
0.0
1
i4n25_11
10
100
Ib - Base Current - µA
1000
Figure 11. Normalized HFE vs. Base Current and Temp.
VCC = 5.0 V
F=10 KHz,
DF=50 %
IF=1 0 mA
RL
VO
i4n25_14
Figure 14. Switching Schematic
1000
2. 5
IF =10 mA,TA=25°C
VCC=5.0 V, Vth=1.5 V
tPHL
100
2. 0
10
1. 5
tPLH
1
.1
i4n25_12
1. 0
1
10
100
RL - Collector Load Resistor - kΩ
Figure 12. Propagation Delay vs. Collector Load Resistor
IF
VO
i4n25_13
tD
tR
tPLH
VTH=1.5 V
tPHL
tS
tF
Figure 13. Switching Timing
www.vishay.com
6
Document Number 83725
Rev. 1.4, 26-Jan-05
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