LM2954F Просмотр технического описания (PDF) - Contek Microelectronics
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LM2954F Datasheet PDF : 5 Pages
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LM2954
LINEAR INTEGRATED CIRCUIT
300 mA LOW-DROPOUT VOLTAGE
REGULATOR
DESCRIPTION
The Contek LM2954 is a monolithic integrated voltage
regulator with low dropout voltage, and low quiescent current.
It includes many features that suitable for different
applications.
Available in 3-pin TO- 92 ,DIP-8 and SOP-8 packages.
FEATURES
*High accuracy 3.0, 3.3, 3.7 or 5V fixed output for
TO-92, DIP-8 and SOP-8 package.
*Extremely low quiescent current and dropout voltage.
*Extremely tight load and line regulation.
*Current and thermal limiting.
*Very low temperature coefficient.
*Logic controlled shutdown and error flag available for DIP
and SOP package.
*Output voltage programmable for DIP and SOP package.
1
TO-92
SOP-8
DIP-8
APPLICATIONS
*Battery powered equipment.
*High efficient linear regulator down to 1.24V.
*Cellular phones.
ORDERING INFORMATION
PART NUMBER
TEMPERATURE RANGE
Contek LM2954-3.0
-40 C ~ +125 C
Contek LM2954-3.3
-40 C ~ +125 C
Contek LM2954
-40 C ~ +125 C
Contek LM2954F
-40 C ~ +125 C
Contek LM2954P
-40 C ~ +125 C
PACKAGE
3-Pin TO-92 plastic
3-Pin TO-92 plastic
3-Pin TO-92 plastic
8-Pin SOP-8 plastic
8-Pin DIP-8 plastic
ACCURACY
1.0%
1.0%
1.0%
1.0%
1.0%
PIN CONFIGURATIONS
Contek LM2954
1
2
3
OUTPUT
INPUT
GND
TO-92 Plastic Package
Bottom View
OUTPUT 1
8 INPUT
SENSE 2
SHUTDOWN 3
GND 4
Contek
LM2954
7 FEEDBACK
6 5V TAP
5 ERROR
Fig. 1
SOP-8 OR DIP-8 PACKAGE
Contek Microelectronics Co.,Ltd.
1
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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