L6984 datasheet(5/34 Pages) STMICROELECTRONICS

Part #	L6984

Description	36 V 400 mA synchronous step-down switching regulator

PDF	34 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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5 / 34 page

DocID025378 Rev 3

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L6984

Pin settings

1.3

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 Table 5 of this specification is not implied.

Exposure to absolute maximum rating conditions may affect device reliability.

Table 2. Absolute maximum ratings

1.4

Thermal data

Table 3. Thermal data

Symbol

Description

Min.

Max.

Unit

VIN

see Table 1

-0.3

VIN + 0.3

TON

VCC

-0.3

VBIAS

PGOOD

-0.3

VCC + 0.3

LNM

Operating temperature range

-40

150

°C

TSTG

Storage temperature range

-55 to 150

TLEAD

Lead temperature (soldering

10 sec.)

260

IHS, ILS

High-side RMS switch current

420

Low-side RMS switch current

500

Symbol

Parameter

Value

Unit

Rth JA

Thermal resistance junction ambient

(device soldered on the STMicroelectronics®

evaluation board)

C/W

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