MAX639 Maxim, MAX639 Datasheet - Page 12

• Manufacturer Part Number: MAX639
• Description: 5V/3.3V/3V/Adjustable / High-Efficiency / Low IQ / Step-Down DC-DC Converters
• Manufacturer: Maxim

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
© 1997 Maxim Integrated Products
5V/3.3V/3V/Adjustable, High-Efficiency,
Low I
* Contact factory for dice specifications.
________________________________________________________Package Information
_Ordering Information (continued)
MAX640CPA
MAX640CSA
MAX640C/D
MAX640EPA
MAX640ESA
MAX640MJA
MAX653CPA
MAX653CSA
MAX653C/D
MAX653EPA
MAX653ESA
MAX653MJA
____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
PART
Q
, Step-Down DC-DC Converters
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
TEMP. RANGE
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
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
Printed USA
TRANSISTOR COUNT: 221
SUBSTRATE CONNECTED TO V+
___________________Chip Topography
LBO
LBI
is a registered trademark of Maxim Integrated Products.
GND
VOUT
(1.828mm)
SHDN
0.072"
LX
VFB
V+
(2.108mm)
0.083"