LTC3633A-1_15 Datasheet, PDF (25/30 Pages) Linear Technology – Dual Channel 3A, 20V Monolithic Synchronous Step-Down Regulator

LTC3633A/LTC3633A-1
TYPICAL APPLICATIONS
1.2V/1.8V Buck Regulator with Coincident Tracking and 6V Input UVLO
V_IN
6V TO 20V
C1
47µF
×2
R7
154k
R8
40k
R5
196k
V_OUT2
1.2V AT 3A
C_OUT2
68µF
L2
0.47µH ^0.1µF
R4
R3
10k _10k
RUN1
RUN2
RT
V_IN2 V_{IN1 INTVCC}
ITH1
ITH2
MODE/SYNC
V2P5
LTC3633A _PHMODE
TRACKSS2
BOOST2
BOOST1
SW2
V_ON2
V_FB2
SGND PGND
SW1
V_ON1
V_FB1
C2
2.2µF
L1
0.1µF _0.68µH
R1
R6
R2
10k ^4.99k
15k
V_OUT1
1.8V AT 3A
C_OUT1
47µF
3633a TA04
For more information www.linear.com/LTC3633A
3633a1fb
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