PM6685 datasheet(4/16 Pages) STMICROELECTRONICS

部件名	PM6685

功能描述	DUAL STEP-DOWN CONTROLLER WITH AUXILARY VOLTAGES FOR NOTEBOOK SYSTEM POWER

PDF	16 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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4 / 16 page

2 Electrical ratings

PM6685

4/16

Electrical ratings

Table 1.

Absolute maximum ratings

Table 2.

Thermal data

Symbol

Parameter

Value

Unit

SGND1 to SGND2

Shorted

COMPx, FSEL, LDO3_SEL, VREF, SKIP to SGND1,

SGND2

-0.3 to VCC + 0.3

Enx, SHDN, PGOD_LDO3, OUTx, PGOODx, VCC to

SGND1, SGND2

-0.3 to 6

LDO3 to SGND1, SGND2

-0.3 to LDO5 + 0.3

LGATEx to PGND

-0.3 to LDO5 + 0.3

HGATEx and BOOTx, to PHASEx

-0.3 to 6

PHASEx to PGND

-0.6 to 36

CSENSEx, to PGND

-0.6 to 42

CSENSEx to BOOTx

-6 to 0.3

V5SW, LDO5 to PGND

-0.3 to 0.6

VIN to PGND

-0.3 to 36

PGND to SGND1, SGND2

-0.3 to 0.3

Power dissipation at Tamb = 25°C

Symbol

Description

Value

Unit

RthJA

Thermal Resistance Junction to ambient (mounted on

demoboard)

°C/W

TSTG

Storage temperature range

-40 to 150

°C

Junction operating temperature range

-10 to 125

°C

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