Diodes AZ431B Manuel d'utilisateur

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Data Sheet
1
Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing Limited
ADJUSTABLE PRECISION SHUNT REGULATORS AZ431-B
General Description
The AZ431-B is a three-terminal adjustable shunt regu-
lator with guaranteed thermal stability over a full oper-
ation range. It features sharp turn-on characteristics,
low temperature coefficient and low output impedance,
which make it ideal substitute for Zener diode in appli-
cations such as switching power supply, charger and
other adjustable regulators.
The output voltage of AZ431-B can be set to any value
between V
REF
(2.5V) and the corresponding maximum
cathode voltage.
The AZ431-B precision reference is offered in two
voltage tolerance: 0.4% and 0.8%.
This IC is available in 4 packages: TO-92 (bulk or
ammo packing), SOT-23, SOT-23-5 and SOT-89.
Features
· Programmable Precise Output Voltage from 2.5V
to 18V
· High Stability under Capacitive Load
· Low Temperature Deviation: 4.5mV Typical
· Low Equivalent Full-range Temperature Coeffi-
cient with 20PPM/
o
C Typical
· Sink Current Capacity from 1mA to 100mA
· Low Output Noise
· Wide Operating Range of -40 to 125
o
C
Applications
· Charger
· Voltage Adapter
· Switching Power Supply
· Graphic Card
· Precision Voltage Reference
Figure 1. Package Types of AZ431-B
SOT-23
TO-92(Bulk Packing) SOT-89
SOT-23-5
TO-92(Ammo Packing)
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Résumé du contenu

Page 1 - Applications

Data Sheet1Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 2

Data Sheet10Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 3 - Ordering Information

Data Sheet11Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 4

Data Sheet12Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 5 - Electrical Characteristics

Data Sheet13Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 6

Data Sheet14Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 7

Data Sheet15Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 8

Data Sheet16Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 9

Data Sheet17Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS A

Page 10

IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the

Page 11 - Typical Application

Data Sheet2Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 12

Data Sheet3Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 13 - Mechanical Dimensions

Data Sheet4Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 14

Data Sheet5Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 15 - SOT-23 Unit: mm(inch)

Data Sheet6Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 16 - SOT-23-5 Unit: mm(inch)

Data Sheet7Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 17 - SOT-89 Unit: mm(inch)

Data Sheet8Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

Page 18

Data Sheet9Dec. 2012 Rev. 3.3 BCD Semiconductor Manufacturing LimitedADJUSTABLE PRECISION SHUNT REGULATORS AZ

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