AST1S31HF datasheet(5/33 Pages) STMICROELECTRONICS

Part #	AST1S31HF

Description	Internal soft-start and enable

PDF	33 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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5 / 33 page

DocID026968 Rev 2

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AST1S31HF

Maximum ratings

Stressing the device above the rating listed in Table 2: Absolute maximum ratings may

cause permanent damage to the device. These are stress ratings only and operation of the

device at these or any other conditions above those indicated in the operating sections of

this specification is not implied. Exposure to absolute maximum rating conditions may affect

device reliability.

Table 2. Absolute maximum ratings

Symbol

Parameter

Value

Unit

VIN

Input voltage

-0.3 to 5

VEN

Enable voltage

-0.3 to VIN

VSW

Output switching voltage

-1 to VIN

VPG

Power-on reset voltage (Power Good)

-0.3 to VIN

VFB

Feedback voltage

-0.3 to 1.5

PTOT

Power dissipation at TA < 60 °C

2.25

TOP

Operating junction temperature range

-40 to 150

°C

Tstg

Storage temperature range

-55 to 150

°C

AST1S31HF Datasheet(PDF) 5 Page - STMicroelectronics