AP431AW Diodes Inc, AP431AW Datasheet - Page 8

• Manufacturer Part Number: AP431AW
• Description: Voltage & Current References 2.495V - 36V 250mA
• Manufacturer: Diodes Inc

Specifications of AP431AW

• Product: Voltage References
• Topology: Shunt References
• Output Voltage: +/- 0.5 %
• Initial Accuracy: 0.5 %
• Average Temperature Coefficient (typ): 30 PPM / C
• Series Vref - Input Voltage (max): 36 V
• Shunt Current (max): 200 mA
• Maximum Operating Temperature: + 85 C
• Package / Case: SC-59
• Input Voltage: 20 V
• Minimum Operating Temperature: - 20 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Typical Performance Characteristics
AP431/AP431A
Document number: DS31002 Rev. 15 - 2
+ The areas under the curves represent conditions that may cause the
6
5
4
3
2
1
0
device to oscillate. For curves B, C, and D, R2 and V+ were adjusted
to establish the initial V
were then adjusted to determine the ranges of stability.
-1
100
90
80
70
60
50
40
30
20
10
0
0.001
T
A
=25
A V
B V
C V
D V
0
o
STABILITY BOUNDARY CONDITIONS
C
KA
KA
KA
KA
=V
=5V
=10V
=15V
ref
1
Stable
0.01
Pulse Response
C
KA
L
A
-Load Capacitance-µF
2
Output
and I
Input
t-Time-μS
KA
B
3
0.1
conditions with C
D
C
4
1
5
(Continued)
Stable
TA=25
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†
L
=0.V
ADJUSTABLE PRECISION SHUNT REGULATOR
6
o
BATT
8 of 16
C
10
and C
7
L
Generator
f=100kHz
Pulse
Test Circuit for Pulse Response
C
C
L
L
Test Circuit for Curve A
Test Circuit for Curve B, C, and D
R2
50Ω
AP431/AP431A
220Ω
R1=10K?
I KA
150?
+
-
I KA
© Diodes Incorporated
V
+
-
BATT
Output
GND
June 2010
150?
V
BATT