L6731DTR datasheet(5/23 Pages) STMICROELECTRONICS

Numer części	L6731DTR

Szczegółowy opis	Adjustable step-down controller with synchronous rectification dedicated to DDR memory

PDF	23 Pages

Scroll/Zoom	100%

Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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5 / 23 page

L6731D

Electrical data

5/23

Electrical data

2.1

Maximum rating

2.2

Thermal data

Table 2.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

VCC

VCC to GND and PGND, OCH, PGOOD

-0.3 to 18

VBOOT -

VPHASE

Boot voltage

0 to 6

VHGATE -

VPHASE

0 to VBOOT - VPHASE

VBOOT

BOOT

-0.3 to 24

VPHASE

PHASE

-1 to 18

PHASE spike, transient < 50 ns (FSW = 500 kHz)

-3

+24

SS, FB, DDR-IN, SYNC, VTTREF, OCL, LGATE,

COMP, VCCDR

-0.3 to 6

OCH pin

Maximum withstanding voltage range

test condition: CDF-AEC-Q100-002 “human body

model” acceptance criteria: “normal performance”

±1500

PGOOD pin

±1000

Other pins

±2000

Table 3.

Thermal data

Symbol

Description

Value

Unit

RthJA

(1)

Package mounted on demonstration board

Thermal resistance junction to ambient

°C/W

TSTG

Storage temperature range

-40 to 150

°C

Junction operating temperature range

-40 to 125

°C

Ambient operating temperature range

-40 to +85

°C

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