AP431 Diodes Inc, AP431 Datasheet - Page 7

• Manufacturer Part Number: AP431
• Description: Voltage & Current References 2.495V - 36V 250mA
• Manufacturer: Diodes Inc

Specifications of AP431

• Product: Voltage References
• Topology: Shunt References
• Output Voltage: +/- 1 %
• Initial Accuracy: 1 %
• 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: SOP-8
• 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
100
0.1
10
60
50
40
30
20
10
1
0
1K
1K
T =25 C
I
KA
A
Small-Signal Voltage Amplification vs Frequency
=10mA
o
Reference Impedance vs Frequency
10K
10K
f-Frequency-Hz
f-Frequency-Hz
100K
100K
1M
1M
(Continued)
I
T
www.diodes.com
KA
A
ADJUSTABLE PRECISION SHUNT REGULATOR
=25
=10mA
o
7 of 16
C
10M
10M
Test Circuit for Voltage Amplification
9μF
-
Test Circuit for Reference Impedance
8.25KΩ
15KΩ
50Ω
AP431/AP431A
1KΩ
I
KA
+
-
+
-
© Diodes Incorporated
232Ω
I KA
GND
Output
Output
GND
June 2010