Datasheet

DS3680
QUAD TELEPHONE RELAY DRIVER
SLRS014C – MARCH 1986 – REVISED SEPTEMBER 1995
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics V
BAT–
= –52 V, T
A
= 25°C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
on
Turn-on time
V
ID
= 3-V pulse, R
L
= 1 kΩ,
1 10 µs
t
off
Turn-off time
ID
L = 1 H,
L
See Figure 2
1 10 µs
PARAMETER MEASUREMENT INFORMATION
–
+
Load
– 52 V
V
O
– 52 V
BAT NEG
BAT GND
I
O
I
I
V
I
Figure 1. Generalized Test Circuit, Each Driver
–
+
R
L
= 1 kΩ
L = 1 H
Input
BAT GND
BAT NEG
– 52 V
Output
Input
Output
– 1.5 V
3 V
0 V
≈ – 52 V
V
O(on)
t
off
– 25 V
t
on
– 25 V
TEST CIRCUIT
VOLTAGE WAVEFORMS
Figure 2. Test Circuit and Voltage Waveforms, Each Driver