LT3825EFE#TRPBF Linear Technology, LT3825EFE#TRPBF Datasheet - Page 8

IC CNTRLR SYNC 16-TSSOP

LT3825EFE#TRPBF

Manufacturer Part Number
LT3825EFE#TRPBF
Description
IC CNTRLR SYNC 16-TSSOP
Manufacturer
Linear Technology
Type
Flybackr
Datasheet

Specifications of LT3825EFE#TRPBF

Internal Switch(s)
No
Synchronous Rectifier
Yes
Number Of Outputs
1
Frequency - Switching
50kHz ~ 250kHz
Voltage - Input
12 ~ 18 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
Power - Output
60W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Voltage - Output
-

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BLOCK DIAGRAM
LT3825
8
10
15
2
7
5
3
4
15.3V
V
UVLO
OSC
SYNC
t
PGDLY
ENDLY
ON
CC
+
OSCILLATOR
V
CC
UVLO
REFERENCE
1.237V
(V
I
UVLO
FB
)
19.5V
+
SET
TSD
UVLO
+
REGULATOR
INTERNAL
BLOCK
LOGIC
CURRENT TRIP
SLOPE COMPENSATION
ENABLE
PGATE
SGATE
3V
0.7
1.3
CLAMPS
S
R
COMPARATOR
+
CURRENT
Q
Q
COLLAPSE DETECT
TO FB
ERROR AMP
+
+
+
GATE DRIVE
GATE DRIVE
1V
+
R
50k
CMPF
3V
OVERCURRENT
FAULT
V
V
CC
CC
+
CURRENT
SENSE AMP
LOAD
COMPENSATION
+
SENSE
SENSE
R
C
SFST
GND
CMP
CMP
PG
SG
FB
V
C
+
11
12
13
14
16
17
3525fc
8
9
6
1

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