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LR3966_14 PDF预览

LR3966_14

更新时间: 2024-09-17 00:35:19
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7页 316K
描述
3.0A LOW DROPOUT LINEAR REGULATOR

LR3966_14 数据手册

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UNISONIC TECHNOLOGIES CO., LTD  
LR3966  
LINEAR INTEGRATED CIRCUIT  
3.0A LOW DROPOUT LINEAR  
REGULATOR  
1
1
TO-263  
TO-263-5  
DESCRIPTION  
The LR3966 is a low-noise, low-dropout linear regulator  
operated from a 2.5V to 6V input voltage and is guaranteed to  
deliver 3A output current. Wide range of preset output voltage  
options are available. Built-in low on-resistance transistor provides  
low dropout voltage and large output current. The LR3966 is  
designed and optimized for battery-powered systems to work with  
low noise.  
1
1
TO-252-5  
SOT-223  
The LR3966 is developed on a CMOS process technology  
which allows low quiescent current operation independent of output  
load current. This CMOS process also allows the LR3966 to operate  
under extremely low dropout conditions.  
FEATURES  
* 3A Guaranteed Output Current  
* Ultra Low Dropout Voltage  
* Low Ground Pin Current  
* Low Temperature Coefficient  
* Current Limiting Protection  
* Thermal Shutdown Protection  
* Excellent Line/Load Transient  
* SENSE Option Improves Load Regulation  
ORDERING INFORMATION  
Ordering Number  
Pin Assignment  
Package  
Packing  
Lead Free  
-
Halogen Free  
1
G
I
2
O
G
O
O
G
G
I
3
I
4
-
5
-
LR3966G-xx-AA3-A-R  
LR3966G-xx-AA3-D-R  
LR3966G-xx-TQ2-A-T  
LR3966G-xx-TQ2-A-R  
LR3966G-xx-TQ2-D-T  
LR3966G-xx-TQ2-D-R  
LR3966G-xx-TN5-T  
LR3966G-xx-TN5-R  
LR3966G-xx-TQ5-T  
LR3966G-xx-TQ5-R  
SOT-223  
SOT-223  
TO-263  
Tape Reel  
Tape Reel  
Tube  
-
O
I
-
-
LR3966L-xx-TQ2-A-T  
LR3966L-xx-TQ2-A-R  
LR3966L-xx-TQ2-D-T  
LR3966L-xx-TQ2-D-R  
LR3966L-xx-TN5-T  
LR3966L-xx-TN5-R  
LR3966L-xx-TQ5-T  
LR3966L-xx-TQ5-R  
Note: Pin Assignment: G: GND  
G
G
I
-
-
TO-263  
I
-
-
Tape Reel  
Tube  
TO-263  
O
O
G
G
G
G
-
-
TO-263  
I
-
-
Tape Reel  
Tube  
TO-252-5  
TO-252-5  
TO-263-5  
TO-263-5  
E
E
E
E
O
O
O
O
A
A
A
A
I
Tape Reel  
Tube  
I
I
Tape Reel  
I: VIN  
O: VOUT E: EN  
A: SENSE/ADJ  
LR3966G-xx-AA3-A-R  
(1) T: Tube, R: Tape Reel  
(2) refer to Pin Assignment  
(1)Packing Type  
(2)Pin Assignment  
(3)Package Type  
(4)Output Voltage Code  
(5)Green Package  
(3) AA3: SOT-223, TN5: TO-252-5, TQ2: TO-263,  
(3) TQ5-TO-263-5  
(4) xx: refer to Marking Information  
(5) L: Lead Free, G: Halogen Free and Lead Free  
www.unisonic.com.tw  
1 of 7  
Copyright © 2014 Unisonic Technologies Co., Ltd  
QW-R101-032.F  

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