LTC3812-5_15 Datasheet, PDF (31/34 Pages) Linear Technology – 60V Current Mode Synchronous Switching Regulator Controller

LTC3812-5
TYPICAL APPLICATIONS
15V to 60V Input Voltage to 3.3V/5A with Fault Timeout
and Pulse-Skipping Disabled
PGOOD
R_ON
71.5k
C_ON
100pF
C_SS
1000pF
C_C2
47pF
R_C
C_C1
5pF
R_FB2 200k
3.2k
1 _ION
BOOST ¹⁶
2
3
4
5
6
LTC3812-5
V_RNG
TG
PGOOD
SW
FCB
I_TH
PGND
V_FB
15
14
13
12
BG
7
RUN/SS
INTV_CC ¹¹
8
SGND
10
EXTV_CC
9
NDRV
SGND
R_FB1
10k
R_NDRV
250k
M3
ZVN4210G
D_B
BAS19
C_B
0.1μF
C_DRVCC
0.1μF
C_VCC
1μF
C_IN1
68μF
100V
V_IN
15V TO 60V
C_IN2
1μF
100V
PGND
M1
L1
Si7850DP 4.7μH
M2
Si7850DP
D1
B1100
PGND
C_OUT1
270μF
6.3V
V_OUT
3.3V
5A
C_OUT2
10μF
6.3V
38125 TA03
38125fc
31