LT3791-1 Просмотр технического описания (PDF) - Linear Technology
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LT3791-1 Datasheet PDF : 26 Pages
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Block Diagram
25
26
ISP ISN
10
11
IVINP IVINN
ISMON
7
IVINMON
8
EN/UVLO
9
A2
A1
SHDN_INT
A = 10
A = 10 A = 20
A = 24
ISMON_INT
IVINMON_INT
–
3µA
A4
1.2V
+
SHDN_INT
12
VIN
REGS
TSD
CCM
32
RT
35
SYNC
34
33 CLKOUT
SHORT
5
C/10
4
INTVCC
PWM
A17
3
PWMOUT
31
OSC
SLOPE_COMP_BOOST
SLOPE_COMP_BUCK
A5
A6
R SS RESET
Q S SS LATCH
0.4V
FB
1.15V
SGND
30, 39
0.2V
A8
A9
1.75V
1.4µA
LT3791-1
6
13
VREF INTVCC
+
BST1
15
A3
A13
TG1 14
–
SW1
16
SHDN_INT
SS_RESET
SS LATCH
PWM
BUCK
LOGIC
INTVCC
A14
BG1
18
PGND
17
A15
BG2
19
+
A7
–
VREF
14µA
BOOST
LOGIC
INTVCC
SW2
21
A16
TG2
24
BST2
22
SNSP 27
A10
SNSN
28
IVINMON_INT
A11
FB 37
1.2V
A12
CTRL
1
ISMON_INT
SS
VC
2
36
3V
A18
OVLO
38
37911 BD
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37911fa
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