Product Summary

The KA431ZTA is a three-terminal adjustable regulator with a guaranteed thermal stability overapplicable temperature ranges. The output voltage may beset to any value between VREF (approximately 2.5 volts)and 36 volts with two external resistors It has a typical dynamic output impedance of 0.2W activeoutput circuitry provides a very sharp turn oncharacteristic, making these devices excellentreplacement for zener diodes in many applications.

Parametrics

Absolute maximum ratings: (1)cathode voltage: 37 V; (2)cathode current range (continuous): -100 to +150 mA; (3)reference input current range: -0.05 to +10 mA; (4)power dissipation D, Z suffix package: 770 mW, DIP package: 1000 mW; (5)operating temperature range: -25 to 85 ℃; (6)junction temperature: 150 ℃; (7)storage temperature range: -65 to +150 ℃.

Features

Features: (1)Programmable Output Voltage to 36 Volts; (2)Low Dynamic Output Impedance 0.20 Typical; (3)Sink Current Capability of 1.0 to 100mA; (4)Equivalent Full-Range Temperature Coefficient of; (5)Temperature Compensated for Operation Over 50ppm/℃ Typical; (6)Low Output Noise Voltage; (7)Fast Turn-on Response.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
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KA431ZTA
KA431ZTA

Fairchild Semiconductor

Voltage & Current References Shunt Regulator 2.5V Programmable

Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
KA431
KA431

Fairchild Semiconductor

Voltage & Current References Prob Shunt Reg 0.2

Data Sheet

Negotiable 
KA431AZBU
KA431AZBU

Fairchild Semiconductor

Voltage & Current References Shunt Regulator 2.5V Programmable

Data Sheet

0-1: $0.28
1-25: $0.19
25-100: $0.12
100-250: $0.08
KA431AZMTA
KA431AZMTA

Fairchild Semiconductor

Voltage & Current References PROGRAMABLE SHUNT 1%

Data Sheet

Negotiable 
KA431AZTA
KA431AZTA

Fairchild Semiconductor

Voltage & Current References Shunt Regulator 2.5V Programmable

Data Sheet

0-1: $0.08
1-25: $0.08
25-100: $0.07
100-250: $0.06
KA431AZTF
KA431AZTF

Fairchild Semiconductor

Voltage & Current References Shunt Regulator 2.5V Programmable

Data Sheet

Negotiable 
KA431D
KA431D

Fairchild Semiconductor

Voltage & Current References Shunt Regulator 2.5V Programmable

Data Sheet

Negotiable