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LR2125 Datasheet(PDF) 2 Page - E-Tech Electronics LTD

Part # LR2125
Description  300mA SELECTABLE FIXED/ADJUSTABLE LOW DROPOUT LINEAR REGULATOR
PDF  8 Pages
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Manufacturer  ETL [E-Tech Electronics LTD]
Direct Link  http://e-tech.com.hk
Logo ETL - E-Tech Electronics LTD

LR2125 Datasheet(HTML) 2 Page - E-Tech Electronics LTD

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LR2125
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
2 of 8
www.unisonic.com.tw
QW-R102-038.H
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
MARKING
SOT-25
12: 1.2V
18: 1.8V
25: 2.5V
33: 3.3V
AD: ADJ
3
2
1
SEXX□
5
4
Voltage Code
L: Lead Free
G: Halogen Free
PIN CONFIGURATION
3
2
1
4
5
VIN
GND
SHDN
SET
VOUT
PIN DESCRIPTION
PIN NO
PIN NAME
DESCRIPTION
1
SHDN
Control pin for shutdown
Logic High: enable
Logic Low: shutdown
2
GND
Ground
3
VIN
Voltage supply
4
VOUT
Output pin
5
SET
When this pin is connected to ground, turns to fixed output voltage operation.
When this pin is connected to an external resistor divider, turns to adjustable output
voltage mode operation.



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