CNY74-2H_08 Datasheet, PDF (3/8 Pages) Vishay Siliconix – Optocoupler, Phototransistor Output,Multichannel

CNY74-2H/CNY74-4H
Optocoupler, Phototransistor Output, _{Vishay Semiconductors}
Multichannel
I_F I_F
0
R_G = 50
t_{p = 0.01}
T
t_p = 50 µs
50
95 10804
+5V
I_C = 2 mA; adjusted through
input amplitude
Channel I
Oscilloscope
Channel II
R_L = 1 M
C_L = 20 pF
100
Fig. 1 - Test Circuit, Non-Saturated Operation
I_F
0
I_C
t_p
t
100 %
90 %
10 %
0
t_p
t_d
t_r
t_on (= t _d + t_r)
96 11698
t_r
t_d
t _on
Pulse Duration
Delay Time
Rise Time
Turn-on Time
t_s
t_f
t _off
t_s
t_f
t_off (= t_s + t_f)
Fig. 3 - Switching Times
t
Storage Time
Fall Time
Turn-off Time
I_F I_F = 10 mA
0
+5V
I_C
R_G = 50 Ω
t_{p = 0.01}
T
t_p = 50 µs
95 10843
50 Ω
Channel I
1 kΩ
Channel II
Oscilloscope
R_L ≥ 1 MΩ
C_L ≤ 20 pF
Fig. 2 - Test Circuit, Saturated Operation
TYPICAL CHARACTERISTICS
T_amb = 25 °C, unless otherwise specified
300
Coupled device
250
200
Phototransistor
150
IR-diode
100
50
0
0
40
80
120
96 11700 ^Tamb ^{- Ambient Temperature (°C)}
Fig. 4 - Total Power Dissipation vs. Ambient Temperature
1000
100
10
1
0.1
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
96 11862
V_F - Forward Voltage (V)
Fig. 5 - Forward Current vs. Forward Voltage
Document Number: 83526
Rev. 1.5, 07.-Dec-07
For technical questions, contact: [e-mail]
www.vishay.com
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