RT8072GQW 查看數據表（PDF） - Richtek Technology
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RT8072GQW Datasheet PDF : 16 Pages
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Typical Application Circuit
RT8072
VIN
CIN1
10µF
CIN2
10µF
RPG
100k
VIN
BOOT
RT8072
Chip Enable
CSS
10nF
RT
28.7k
CHF*
PGOOD
EN
SS
RT
COMP
RC
CC
LX
PGND
GND
FB
* : Option
CBOOT
0.1µF
L
RFB1
VOUT
COUT1
10µF
COUT2
10µF
COUT3
47µF to
100µF
RFB2
VOUT (V)
3.3
2.5
1.8
1.5
1.2
1
RFB1
(kΩ)
75
51
30
21
12
6
Table 1. Recommended Component Selection
RFB2
(kΩ)
RC (kΩ)
CC (nF)
L (μH)
24
33
0.33
0.47
24
24
0.47
0.47
24
18
0.56
0.47
24
15
0.68
0.33
24
12
1
0.33
24
10
1
0.33
COUT
Cer. 20μF + E-Cap 100μF
Cer. 20μF + E-Cap 100μF
Cer. 20μF + E-Cap 100μF
Cer. 20μF + E-Cap 100μF
Cer. 20μF + E-Cap 100μF
Cer. 20μF + E-Cap 100μF
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS8072-01 November 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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