AP431 Diodes Inc, AP431 Datasheet - Page 5

• 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

Test Circuits
AP431/AP431A
Document number: DS31002 Rev. 15 - 2
Fig 1. Test Circuit for V
V
REF
Input
I
KA
KA
= V
REF
V
KA
Fig 2. Test Circuit for V
Note:V
R1
R2
KA
=V
REF
www.diodes.com
I
V
ADJUSTABLE PRECISION SHUNT REGULATOR
REF
(1+R1/R2)+I
REF
5 of 16
IN
KA
I
V
KA
REFx
KA
> V
R1
REF
Fig 3. Test Circuit for Off-State Current
AP431/AP431A
IN
V
KA
I
Z(OFF)
© Diodes Incorporated
June 2010