AS2431AAST datasheet(2/7 Pages) ETC1

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AS2431

Precision Adjustable Shunt Reference

Absolute Maximum Ratings

Parameter

Symbol

Rating

Units

Cathode-Anode Reverse Breakdown

VKA

Anode-Cathode Forward Current

IAK

Operating Cathode Current

IKA

100

Reference Input Current

IREF

1mA

Continuous Power Dissipation at 25°C

TO-92

775

8L SOIC

750

SOT-89

1000

3L SOT-23

200

Junction Temperature

150

°C

Storage Temperature

TSTG

–65 to 150

°C

Lead Temp, Soldering 10 Seconds

300

°C

Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent damage to the device. This is a

stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sec-

tions of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.

–

REFERENCE

(R)

ANODE (A)

CATHODE (K)

2.5 V

Recommended Conditions

Parameter

Symbol

Rating

Unit

Cathode Voltage

VKA

VREF to 18

Cathode Current

Typical Thermal Resistances

Package

Typical Derating

TO-92

160°C/W

80°C/W

6.3 mW/°C

SOIC

175°C/W

45°C/W

5.7 mW/°C

SOT-89

110°C/W

8°C/W

9.1 mW/°C

SOT-23/5L

575°C/W

150°C/W

1.7 mW/°C

Functional Block Diagram

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