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RT9907 Datasheet(PDF) 2 Page - Richtek Technology Corporation

Part # RT9907
Description  3 Channel DC/DC Converters IC with High-Efficiency Step-Up and Step-Down
PDF  19 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9907 Datasheet(HTML) 2 Page - Richtek Technology Corporation

  RT9907_14 Datasheet HTML 1Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 2Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 3Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 4Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 5Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 6Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 7Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 8Page - Richtek Technology Corporation RT9907_14 Datasheet HTML 9Page - Richtek Technology Corporation Next Button
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RT9907
2
DS9907-11 May 2014
www.richtek.com
©
Copyright 2014 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Typical Application Circuit
Figure 1. Typical Application Circuit for 1-cell Li+ Battery
1-cell Li+ Battery 3.4V to 4.2V
VDD3
ENM
FB3
EN1
LX3
COMP1
SS
EN3
EN2
COMP2
COMP3
LX2
VDD2
FB1
VDD1
LX1
FB2
4.7
H
20k
10k
4.7nF
1nF
1nF
4.7
H
3.3V/500mA
2
3
24
1
22
5
64
16
15
20
19
21
17
18
14
10
9
12
13
8
RT9907
11
7, 23,
Exposed Pad (25)
680k
470k
100pF
150k
10
F x 4
VBAT
10
F
5V/500mA
30k
1nF
100pF
200k
220k
4.7H
1.5V/500mA
VBAT
VBAT
10
F x 4
10
F x 4
10
F
0.1
F
10
F x 2
10
F x 2
SS0520
130k
Chip Enable
1
F



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