RT9953 RICHTEK [Richtek Technology Corporation], RT9953 Datasheet - Page 3
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RT9953
Manufacturer Part Number
RT9953
Description
4+1 CH Power Management IC
Manufacturer
RICHTEK [Richtek Technology Corporation]
Datasheet
1.RT9953.pdf
(19 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
RT9953GQW
Manufacturer:
RICHTEK
Quantity:
10
Part Number:
RT9953GQW
Manufacturer:
RICHTEK/立锜
Quantity:
20 000
For Li-ion
DS9953-02 April 2011
V
V
OUT_CH4
OUT_CH2
or 5V
1.8V
V
3.3V
BAT
10µF
10µF
C11
C5
V
BAT
5V
R3
470k
R4
150k
R7
470k
R8
374k
C16
1µF
23, 25 (Exposed Pad)
Chip Enable
C10
10µF
C4
10µF
10pF
C6
C12
33pF
2.2µH
4.7µH
L2
L4
16
17
18
21
19
24
14
20
6
7
4
3
8
VDDM
GND
PVDD2
LX2
FB2
PVDD4
LX4
FB4
SEL
EN1
EN2
EN3
EN4
EN5
RT9953
PVDD1 2
PVDD3
PVDD5
VOUT5 9
FB1
FB3
FB5
LX1
LX3 12
SS 5
1
22
13
15
11
10
4.7µH
L3
C3
4.7pF
2.2µH
0.47nF
C17
L1
C9
22pF
C15
10pF
R1
470k
R2
88.7k
R5
768k
R6
360k
R9
47k
R10
22.1k
C1
10µF
C7
10µF
C13
1µF
10µF x 2
C2
C8
10µF
C14
1µF
V
2.5V
V
V
5V
V
V
2.5V
V
BAT
OUT_CH1
BAT
OUT_CH3
BAT
OUT_CH5
RT9953
www.richtek.com
3