lt3694-1 Linear Technology Corporation, lt3694-1 Datasheet - Page 8

• Manufacturer Part Number: lt3694-1
• Description: Lt3694/lt3694-1 - 36v, 2.6a Monolithic Buck Regulator With Dual Ldo
• Manufacturer: Linear Technology Corporation

LT3694/LT3694-1
BLOCK DIAGRAM
8
OUT2
C
f
OUT1
OUT1
R
R
LIM2
C
C
C
BIAS
EN/UVLO
LIM2
DRV2
TRK/SS2
FB2
V
GND
C1
CLK
0.75V
3μA
60mV
Figure 1. LT3694 Block Diagram with Typical External Components
–
+
+
+
–
0.68V
0.5V
1.2V
SD
SLOPE
COMP
+
–
–
+
–
+
0.9V
LDO
AND REF
INT REG
+
–
2V
–
+
CLAMP
MASTER
+
–
I
LIMIT
OSC
BUCK
RT
SHUTDOWN
THERMAL
SYNC
(LT3694)
PG1
R
S
O
CLKOUT
(LT3694-1)
PG1
CLK
LDO
OVERVOLTAGE
+
–
SHUTDOWN
V
IN
–
+
–
+
ERROR
AMP
SD
0.68V
0.68V
–
+
+
+
+
+
–
–
0.75V
0.75V
BIAS
3μA
TRK/SS3
60mV
PGOOD
TRK/SS1
DRV3
LIM3
FB3
BST
FB1
V
SW
DA
3μA
36941 F01
IN
OUT1
R
R2
LIM3
C
C3
D1
IN
V
L1
R1
IN
OUT3
C1
OUT1
36941fa