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| LTC3879_15 Datasheet, PDF (25/28 Pages) Linear Technology – Fast, Wide Operating Range No RSENSE Step-Down Controller | |||
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LTC3879
TYPICAL APPLICATIONS
Positive-to-Negative Converter, â5V at 300kHz
CSS
0.1μF
1 TRACK/SS BOOST 16
LTC3879
2 PGOOD
TG 15
DB
CMDSH-3
CB
0.22μF
RC
20k
CC1
2200pF
3 VRNG
4 MODE
5 ITH
CC2
100pF
6 SGND
SW 14
PGND 13
BG 12
INVCC 11
CVCC
4.7μF
RFB1
20.0k
RFB2 RON
147k 2.4M
7 ION
8 VFB
VIN 10
RUN 9
CF RF
0.1μF 2.2Ω
CIN1
10μF
+ CIN2
82μF
25V
25V
M1
RJK0304DPB L1
2.2μH
VIN
4.5V TO 20V
VIN IOUT
5V 4A
12V 7A
20V 8A
COUT1 +
M2
120μF
RJK0304DPB 6.3V
s3
+ COUT2
10μF
10V
s4
VOUT
â5V
5A
CIN1: TDK C3225X5R1E106MT
COUT1: KEMET A700D127M006ATE015 s3
COUT2: MURATA GRM31CR61A106KA01 s4
L1: IHLP5050EZ-01 2.2μH
3879 TA07
3879f
25
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