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TL432A-Q1 Datasheet, PDF (12/22 Pages) Texas Instruments – ADJUSTABLE PRECISION SHUNT REGULATORS | |||
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TL432A-Q1
TL432B-Q1
SLVS900A â NOVEMBER 2008 â REVISED JULY 2012
6
TA = 25°C
5
PULSE RESPONSE
Input
4
3
Output
2
1
www.ti.com
220 â¦
Pulse
Generator
f = 100 kHz
50 â¦
Output
GND
TEST CIRCUIT FOR PULSE RESPONSE
0
â1 0 1 2 3 4 5 6 7
t â Time â µs
Figure 15.
STABILITY BOUNDARY CONDITIONSâ
100
A VKA = Vref
90 B VKA = 5 V
C VKA = 10 V
80 D VKA = 15 Vf
B
70
TA = 25°C
60
Stable
C
50
Stable
A
40
A
30
D
20
B
10
0
0.001
0.01
0.1
1
10
CL â Load Capacitance â µF
â The areas under the curves represent conditions that may cause the
device to oscillate. For curves B, C, and D, R2 and V+ were adjusted
to establish the initial VKA and IKA conditions with CL = 0. VBATT and
CL then were adjusted to determine the ranges of stability.
Figure 16.
150 â¦
IKA
+
CL
VBATT
â
TEST CIRCUIT FOR CURVE A
R1 = 10 kâ¦
CL
R2
IKA
150 â¦
+
VBATT
â
TEST CIRCUIT FOR CURVES B, C, AND D
12
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Product Folder Link(s): TL432A-Q1 TL432B-Q1
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