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| LTC3878_15 Datasheet, PDF (23/26 Pages) Linear Technology – Fast, Wide Operating Range No RSENSE Step-Down DC/DC Controller | |||
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Typical Applications
Positive-to-Negative Converter, â5V/5A at 300kHz
LTC3878
CSS
0.1µF
1 RUN/SS BOOST 16
LTC3878
2 PGOOD
TG 15
DB
CMDSH-3
CB
0.22µF
RC
15k
CC1
2200pF
3 VRNG
4 FCB
5 ITH
CC2
100pF
6 SGND
SW 14
PGND 13
BG 12
INTVCC 11
CVCC
4.7µF
RFB1
20.0k
RFB2 RON
105k 2.4M
7 ION
8 VFB
VIN 10
NC 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 5A
12V 7.7A
20V 9.1A
M2
COUT1 +
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
3878 TA07
3878fa
23
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