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LP3905 Datasheet(PDF) 2 Page - Texas Instruments

Part # LP3905
Description  LP3905 Power Management Unit For Low Power Handheld Applications
PDF  23 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LP3905 Datasheet(HTML) 2 Page - Texas Instruments

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LDO1
LDO2
Timing and
Enable
Control
Thermal
SHDN
POR
UVLO
GND
EN2
LDO1
VIN LD01&2
LDO2
GND
EN1
Buck 1
Buck 2
Vin Buck 1&2
Enable
Enable
Enable
Enable
0.47 F
0.47 F
1 F
2.2 H
2.2 H
FB 2
GND
GND
FB1
SW1
SW2
10 F
10 F
10 F
EN2
TGND
LDO2
VIN2
GND
LDO1
FB2
SW1
FB1
GND_B2
SW2
VIN1
SGND
1
2
3
4
5
6
7
10
9
8
14
13
12
11
EN1
GND_B1
LP3905
SNVS374D – JUNE 2006 – REVISED MAY 2013
www.ti.com
Figure 2. Connection Diagram
14-Pin WSON Package
See Package Number NHL0014B
Block Diagram
Figure 3. Simplified Functional Diagram
2
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Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: LP3905



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