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HCPL-7601 Datasheet, PDF (12/13 Pages) AVAGO TECHNOLOGIES LIMITED – Isolated line receiver
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IF
1
B
2
A
VFF
3
4
VCC 8
7
6
5
GND
+5 V
0.1 µF
BYPASS
RL
OUTPUT VO
MONITORING
NODE
VCM
+
_
PULSE
GENERATOR
ZO = 50 Ω
VCM
0V
5V
VO
VO
0.35 V
VCM (PEAK)
SWITCH AT A: IF = 0 mA
VO (MIN.)
SWITCH AT B: IF = 2 or 4 mA
VO (MAX.)
CMH
CML
Figure 14. Test circuit for common mode transient immunity and typical waveforms.
0.1µF
10 mm MAX.
(SEE NOTE 1)
Figure 15. Recommended printed circuit board layout.
VCC BUS
OUTPUT
GND BUS
250
220
200
150
50
100
40
30
50
20
10
0
0
0 25 50 75 100 125 140 150 175
TA – TEMPERATURE – °C
Figure 16. Dependence of safety-limiting data on
ambient temperature.
12
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