MAX639(1997) 查看數據表（PDF） - Maxim Integrated

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MAX639
(Rev.:1997)

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters

Maxim Integrated 

5V/3.3V/3V/Adjustable, High-Efficiency,

Low IQ, Step-Down DC-DC Converters

_Ordering Information (continued) ___________________Chip Topography

PART

TEMP. RANGE

MAX640CPA

0°C to +70°C

MAX640CSA

0°C to +70°C

MAX640C/D

0°C to +70°C

MAX640EPA

-40°C to +85°C

MAX640ESA

-40°C to +85°C

MAX640MJA

-55°C to +125°C

MAX653CPA

0°C to +70°C

MAX653CSA

0°C to +70°C

MAX653C/D

0°C to +70°C

MAX653EPA

-40°C to +85°C

MAX653ESA

MAX653MJA

-40°C to +85°C

-55°C to +125°C

* Contact factory for dice specifications.

PIN-PACKAGE

8 Plastic DIP

8 SO

Dice*

8 Plastic DIP

8 SO

8 CERDIP

8 Plastic DIP

8 SO

Dice*

8 Plastic DIP

8 SO

8 CERDIP

VOUT SHDN

LBO

LBI

VFB

0.083"

(2.108mm)

V+

GND

LX

0.072"

(1.828mm)

TRANSISTOR COUNT: 221

SUBSTRATE CONNECTED TO V+

________________________________________________________Package Information

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

12 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600

© 1997 Maxim Integrated Products

Printed USA

is a registered trademark of Maxim Integrated Products.

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