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ACPL-P345 Datasheet, PDF (11/15 Pages) AVAGO TECHNOLOGIES LIMITED – 1.0 Amp Output Current Power & SiC MOSFET Gate Drive Optocoupler with Rail-to-Rail Output Voltage in Stretched SO6
100
10
1
0.1
1.4 1.45 1.5 1.55 1.6 1.65 1.7 1.75 1.8
VF - FORWARD VOLTAGE - V
Figure 13. Input Current vs. forward voltage.
1
IF = 7 to 11 mA ,
200kHz , 50%
2
Duty Cycle
3
Figure 14. tr and tf test circuit and waveforms.
6
1 µF
5
4
IF
tr
VO
V CC = 10 V
+_
1 nF
V OUT
tPLH
tf
90%
50%
10%
tPHL
232 Ω
5 V +_
1
2
154 Ω
3
6
1 µF
5
VO
V CC = 20 V
+_
4
V CM = 1500V
Figure 15. CMR test circuit with split resistors network and waveforms.
V CM
0V
∆t
VO
SWITCH AT A:
VO
SWITCH AT B:
IF = 9 mA
IF = 0 mA
δV = V CM
δt ∆t
V OH
V OL
11