
TLV431, TLV431A, TLV431B
LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATOR
SLVS139T JULY 1996 REVISED JUNE 2007
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Input
and
Output
V
o
ltage
V
Output
R = 18 k
TA = 25°C
18 k
50
GND
Output
Pulse
Generator
f = 100 kHz
TEST CIRCUIT FOR PULSE RESPONSE 1
01
2
3
4
PULSE RESPONSE 1
56
78
3.5
3
2.5
2
1.5
1
0.5
0
0.5
t Time
s
Input
Ik
Figure 15
Input
and
Output
V
o
ltage
V
Output
R = 1.8 k
TA = 25°C
1.8 k
50
GND
Output
Pulse
Generator
f = 100 kHz
TEST CIRCUIT FOR PULSE RESPONSE 2
01
2
3
4
PULSE RESPONSE 2
56
78
3.5
3
2.5
2
1.5
1
0.5
0
0.5
t Time
s
Input
IK
Figure 16