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LTC3867_15 Datasheet, PDF (34/36 Pages) Linear Technology – Low IQ, Dual 2-Phase Synchronous Step-Down Controller
LTC3867
TYPICAL APPLICATIONS
1.5V, 15A Output with DCR Sense, Nonlinear Control and DCR Temperature Compensation
RUN
VOSP
INTVCC
100k
37.4k
75k
49.9k
VOSN
100pF
22pF
49.9k
RDUIFNF+
DIFF–
DIFFOUT
LTC3867
VFB
ITH
PGND
BG
INTVCC
VIN
EXTVCC
ITEMP
330pF
90.9k
0.1µF
0.22µF
0.1µF
VIN
4.5V TO 14V
M1
L1
0.4µH
3.3k
M2
VOSP
COUT1
330µF
×2
I74
10Ω VOUT
1.5V
15A
COUT2
100µF
INTVCC
4.7µF RS
10k
NTC
100k
RP
100k
I73
10Ω
VOSN
3867 TA03
M1: RJK0305DPB
M2: RJK0329DPB
3867f
34