HCPL4503M Datasheet, PDF (7/12 Pages) Fairchild Semiconductor – HIGH SPEED TRANSISTOR OPTOCOUPLERS

HCPL4503M
HIGH SPEED
TRANSISTOR OPTOCOUPLERS
Pulse
Generator
tr = 5ns
I_F
Z_O = 50 Ω
10% D.C.
I/f < 100µs
Noise
Shield
1
+
2
V_F
-
3
I_F Monitor
R_m
4
8 ^VCC
+5 V
7 N/C
R_L
6 ^VO
0.1 µF
5
GND
V_O
CL = 1.5 µF
I_F
0
VO
5V
T_PHL
1.5 V
1.5 V
V_OL
T_PLH
Fig. 7 Switching Time Test Circuit
I_F
A
B
V_FF
Noise
Shield
1
+
2
V_F
-
3
4
8 ^VCC
+5 V
7 N/C
R_L
6 ^VO
GND
5
VO
0.1 µF
-
+
V_-CM
Pulse Gen
V_CM 10 V
10 %
0V
t_r
90% 90%
10 %
t_f
VO
5V
Switch at A : I_F = 0 mA
VO
VOL
Switch at A : I_F = 16 mA
Fig. 8 Common Mode Immunity Test Circuit
© 2004 Fairchild Semiconductor Corporation
Page 7 of 12
4/29/04