LT3575EFE#PBF Linear Technology, LT3575EFE#PBF Datasheet - Page 6

• Manufacturer Part Number: LT3575EFE#PBF
• Description: IC FLYBACK CONVERTER 16TSSOP
• Manufacturer: Linear Technology
• Type: Flyback, Isolatedr

Specifications of LT3575EFE#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 60V
• Current - Output: 2.5A
• Frequency - Switching: 1MHz
• Voltage - Input: 3 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: *
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Voltage - Supply: 3 V ~ 40 V
• Frequency-max: 1MHz
• Pwm Type: Regulator
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Primary Input Voltage: 40V
• No. Of Outputs: 1
• Output Current: 3.5A
• No. Of Pins: 16
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Duty Cycle: -

LT3575
BLOCK DIAGRAM
6
V
IN
R1
R2
C3
R6
R4
C5
TC
R
BIAS
SHDN/UVLO
SS
CURRENT
REF
TC
C1
Q4
1.22V
Q3
2.8μA
V
+
–
IN
I2
20μA
A5
Q2
R
REGULATORS
FB
REFERENCE
INTERNAL
AND
1.23V
R3
FLYBACK
ERROR
+
–
AMP
g
m
I1
7μA
COMPARATOR
CURRENT
–
+
A1
S
S
MASTER
OSCILLATOR
LATCH
SHOT
ONE
R
Q
DRIVER
120mV
R
A2
A4
BIAS
V1
ILIM
–
+
+
–
R5
L1A
V
IN
+
–
Q1
N:1
T1
R
0.01Ω
SW
SENSE
L1B
D1
GND
3573 BD
V
C
C2
V
V
R7
OUT
OUT
C4
+
–
3575f