LT3825EFE#TRPBF Linear Technology, LT3825EFE#TRPBF Datasheet - Page 9

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

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: -

FLYBACK FEEDBACK AMPLIFIER
TIMING DIAGRAM
R1
R2
8
FB
–
MOSFET DRAIN
PRIMARY SIDE
PG VOLTAGE
SG VOLTAGE
1V
+
VOLTAGE
ENABLE
COLLAPSE
DETECT
LT3825 FEEDBACK AMP
1.237V
V
FB
R
S
–
+
Q
t
ON(MIN)
V
IN
V
FLBK
V
C
ENABLE
DELAY
9
3825 FFA
C
VC
AMPLIFIER
FEEDBACK
MIN ENABLE
ENABLED
V
FLBK
MP
PRIMARY
FLYBACK
V
IN
•
•
T1
•
PG DELAY
SECONDARY
0.8 • V
MS
FLBK
3825 TD
C
OUT
ISOLATED
OUTPUT
LT3825
3825fc
9