AP432 Ver la hoja de datos (PDF) - Anachip Corporation
Número de pieza
componentes Descripción
Fabricante
AP432 Datasheet PDF : 16 Pages
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AP432/AP432A
Adjustable Precision Shunt Regulator
Typical Performance Characteristics
SMALL-SIGNAL VOLTAGE AMPLIFICATION vs. FREQUENCY
60
IKA=10mA
50
TA=25oC
40
30
20
15KΩ
9µF
8.25KΩ
Output
IKA
232Ω
+
-
GND
10
TEST CIRCUIT FOR VOLTAGE AMPLIFICATION
0
1K
10K
100K
1M
10M
f-Frequency-Hz
REFERENCE IMPEDANCE vs. FREQUENCY
100
IKA=10mA
TA=25oC
10
1
1KΩ
50Ω
-
+
Output
I KA
GND
0.1
1K
10K
100K
1M
f-Frequency-Hz
TEST CIRCUIT FOR REFERENCE IMPEDANCE
10M
STABILITY BOUNDARY CONDITIONS†
100
90
A VKA=Vref
B VKA=5V
TA=2 5 oC
80 C VKA=10V
D VKA=15V
B
70
Stable
60
Stable
C
50
A
40
30
D
20
10
0
0.001
0.01
0.1
1
10
CL-Load Capacitance-µF
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 were then adjusted to determine the ranges of stability.
150O
I KA
+
CL
VBATT
-
TEST CIRCUIT FOR CURVE A
R1=10KO
CL
R2
I KA
150O
+
VBATT
-
TEST CIRCUIT FOR CURVE B, C, AND D
Anachip Corp.
www.anachip.com.tw
Rev.1.1 Sep.23, 2004
6/16
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