LT3837EFE-PBF LINER [Linear Technology], LT3837EFE-PBF Datasheet - Page 9
LT3837EFE-PBF
Manufacturer Part Number
LT3837EFE-PBF
Description
Isolated No-Opto Synchronous Flyback Controller
Manufacturer
LINER [Linear Technology]
Datasheet
1.LT3837EFE-PBF.pdf
(28 pages)
- Current page: 9 of 28
- Download datasheet (251Kb)
FLYBACK FEEDBACK AMPLIFIER
TIMING DIAGRAM
R1
R2
8
FB
–
MOSFET DRAIN
PRIMARY SIDE
PG VOLTAGE
SG VOLTAGE
1V
+
VOLTAGE
ENABLE
COLLAPSE
DETECT
LT3837 FEEDBACK AMP
1.25V
V
FB
–
+
R
S
t
ON
Q
V
IN
V
FLBK
V
CC
ENABLE
DELAY
9
3837 FFA
V
IN
C
AMPLIFIER
FEEDBACK
VC
MIN ENABLE
ENABLED
V
FLBK
MP
PRIMARY
FLYBACK
V
IN
•
•
T1
PG DELAY
•
0.8 • V
SECONDARY
FLBK
MS
3825 TD
C
OUT
ISOLATED
OUTPUT
LT3837
3837fa
9
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