SC1541 Datasheet, PDF (4/6 Pages) Semtech Corporation – 1.0A Low Dropout Voltage Regulator with Enable

SC1541
POWER MANAGEMENT
Pin Configurations
SO-8
TO-263-5
PIN FUNCTION
1
2
3/TAB
4
5
EN
GND
OUT
IN
NC
Ordering Information
Device⁽¹⁾⁽²⁾
Package
SC1541CM-X.X.TR
SC1541CM-X.X.TRT⁽³⁾
SC1541CS-X.X.TR
SC1541CS-X.X.TRT⁽³⁾
TO-263-5
SO-8
Notes:
(1) Where X.X denotes voltage options. Available
voltages are: 1.8V, 2.5V and 3.3V. Contact factory for
additional voltage options.
(2) Only available in tape and reel packaging. A reel
contains 800 (TO-263-5) or 2500 (SO-8) devices.
(3) Lead free product.
Block Diagram
Pin Descriptions
Pin Name SO-8 Pin # TO-263-5 Pin # Pin Function
EN
1
GND
2
1
Active high enable for the regulator output. Connect to V_IN if not being used.
2
Ground pin. Bottom end of the internal feedback resistor chain.
NC
4
5
No connection.
IN
3
4
This is the input supply pin for the device.
OUT
5, 6, 7, 8
3/TAB
This is the power output of the device. This pin is electrically connected to
the tab of the TO-263-5 package.
 2004 Semtech Corp.
4
www.semtech.com