HCPL-5731 Datasheet, PDF (11/12 Pages) AVAGO TECHNOLOGIES LIMITED – Hermetically Sealed, Low IF, Wide VCC, High Gain Optocouplers

PULSE GEN.
ZO = 50 
tr, tf = 50 ns
f = 100 Hz I_F
tPULSE = 0.5ms
1
I_F MONITOR
2
Rm 3
4
RCC *
8
7
56 
1.0 F
+5 V
RL
VO
6
CL**
5
* SEE NOTE 11
** CL INCLUDES PROBE AND STRAY WIRING CAPACITANCE.
IF
B
1
A
2
RCC *
8
7
56 
1.0 F
+5 V
R_L
V_O
VFF
* SEE NOTE 11
3
6
4
5
+ ^V–CM
PULSE GEN.
Figure 8. Switching Test Circuit (f, t_P not JEDEC registered).
VCC
R1
ILEAK _R2
R2
≥
2.4 
IF
VF
1
8
2
7
R1
≤
VCC  VF  IF
IF + ILEAK
R2
3
6
4
5
Figure 9. Test Circuit for Transient Immunity and Typical Waveforms.
R2 MAY BE OMITTED
IF ADDITIONAL FANOUT
IS NOT USED.
Figure 10. Recommended Drive Circuitry Using TTL Open-Collector Logic.
11