HCPL-7840-500E Datasheet, PDF (13/19 Pages) AVAGO TECHNOLOGIES LIMITED – Isolation Amplifi er

10 K
V_DD1
1
0.1 µF
V_IN
2
0.01 µF
3
4
HCPL-7840
V_DD2
8
0.1 µF
7
2K
6
2K
+15 V
0.1 µF
–
+ _MC34081
5
0.1 µF
10 K
-15 V
V_IN IMPEDANCE LESS THAN 10 Ω.
Figure 15. Propagation delay test circuits.
V_OUT
78L05
IN OUT
0.1
0.1
µF
µF
9V
10 K
V_DD2
150 pF
+15 V
1
8
0.1 µF
0.1 µF
2
7
HCPL-7840
3
6
2K
–
2K
+ _MC34081
4
5
PULSE GEN.
+
–
V_CM
10 K
150
pF
0.1 µF
-15 V
V_OUT
Figure 16. CMTI test circuits.
13