MP29373DF datasheet(2/10 Pages) MPS

2 / 10 page

MP29373 — DUAL 1.5A, 23V, 1.4MHz STEP-DOWN CONVERTER

MP29373 Rev. 1.1

www.MonolithicPower.com

12/13/2007

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

PACKAGE REFERENCE

Part Number*

Package

Temperature

MP29373DF

TSSOP20F

–40

°C to +85°C

* For Tape & Reel, add suffix –Z (eg. MP29373DF–Z)

For RoHS Compliant Packaging, add suffix –LF

(eg. MP29373DF–LF–Z)

ABSOLUTE MAXIMUM RATINGS

(1)

Supply Voltage (INA, INB )................................ 25V

Switch Voltage (SWA, SWB).............................. 26V

Bootstrap Voltage (BSA, BSB) .................. VSW + 6V

Feedback Voltage (FBA, FBB) ............ –0.3V to +6V

Enable/UVLO Voltage (ENA, ENB) ..... –0.3V to +6V

Comp Voltage (COMPA, COMPB) .......... –0.3V to +6V

Soft Start Voltage (SSA, SSB)............. –0.3V to +6V

Junction Temperature.............................+150

°C

Lead Temperature ..................................+260

°C

Storage Temperature ..............–65°C to +150

°C

Recommended Operating Conditions

(2)

Supply Voltage (VIN) ...................... 4.75V to 23V

Operating Temperature.................–40

°C to +85°C

Thermal Resistance

(3)

θJA

θJC

TSSOP20F ............................. 40 ....... 6....

°C/W

Notes:

1) Exceeding these ratings may damage the device.

2) The device is not guaranteed to function outside of its

operating conditions.

3) Measured on approximately 1” square of 1 oz copper.

SSA

NC1

BSA

INA

SWA

PGA

SGA

FBB

COMPB

ENB

ENA

COMPA

FBA

SGB

PGB

SWB

INB

NC2

BSB

SSB

TOP VIEW

EXPOSED PAD

FOR TSSOP20F ONLY

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