Datasheet

LT3791
11
3791fa
block DiagraM
0.2V
1.15V
0.4V
FB
–
+
A18
–
+
A9
3V
–
+
–
+
–
+
–
+
A8
A6
A5
1.75V
1.4µA
V
C
OVLO
3791 BD
38
36
SS
2
PWMOUT
PWM A17
INTV
CC
31
SGND
30, 39
OPENLED
4
3
–
+
+
+
–
–
A12
1.2V
14µA
3µA
SHDN_INT
V
REF
A11
A10
A16
A15
ISMON_INT
IVINMON_INT
CTRL
1
FB
37
SNSN
28
SNSP
27
BST2
22
TG2
SW2
INTV
CC
INTV
CC
21
SHORTLED
5
Q
SS RESET
SS LATCH
R
S
24
A13
SW1
16
TG1
BST1
15
14
BG2
19
A14
BG1
PWM
18
PGND
17
BUCK
LOGIC
–
+
A7
–
+
A3
–
+
A4
SS LATCH
SS_RESET
SHDN_INT
OSC
SLOPE_COMP_BOOST
SLOPE_COMP_BUCK
1.2V
EN/UVLO
9
IVINMON
8
ISMON
ISMON_INT
7
ISP
25
ISN
26
RT
35
SYNC
34
CLKOUT
33
–
+
A2
IVINMON_INT
IVINP IVINN
10 11
V
IN
SHDN_INT
12
V
REF
6
INTV
CC
13
–
+
A1
BOOST
LOGIC
REGS
A = 10 A = 10 A = 20 A = 24
TSD