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LT3574 Datasheet(PDF) 26 Page - Linear Technology

Part # LT3574
Description  Monolithic High Voltage Isolated Flyback Converter No External Start-Up Resistor
PDF  26 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3574 Datasheet(HTML) 26 Page - Linear Technology

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LT3511
26
3511fa
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
 LINEAR TECHNOLOGY CORPORATION 2010
LT 0411 REV A • PRINTED IN USA
relaTeD parTs
Typical applicaTion
48V to ±15V Isolated Flyback Converter
3511 TA11
R5
154k
VIN
36V TO 72V
VOUT1+
15V
50mA
VOUT1–
2:1:1 D1
R1
1M
R2
43.2k
C1
1µF
C4
4.7µF
T1
350µH
88µH
R4
10k
R3
237k
R6
20k
C2
6.8nF
C3
4.7µF
D3
VOUT2+
50mA
VOUT2–
–15V
D2
C5
4.7µF
88µH
EN/UVLO
TC
VC
GND
BIAS
LT3511
VIN
SW
RFB
RREF
Z1
C1: TAIYO YUDEN HMK316B7105KL-T
C3: TAIYO YUDEN EMK212B7475KG
C4, C5: MURATA GRM31CR71H475KA12
D1, D2: DIODES INC. SBR0560S1
D3: DIODES INC. BAV19W
T1: WÜRTH 750311838
Z1: CENTRAL SEMI CMHZ5266B
PART NUMBER
DESCRIPTION
COMMENTS
LT3958
High Input Voltage Boost, Flyback, SEPIC and
Inverting Converter
5V ≤ VIN ≤ 80V, 3.3A/84V Onboard Power Switch, 5mm × 6mm QFN-36
with High Voltage Pin Spacing
LT3748
100V Isolated Flyback Controller
5V ≤ VIN ≤ 100V, No Opto-Isolator or “Third Winding” Required, Onboard
Gate Driver, MSOP-16 with High Voltage Pin Spacing
LT3957
Boost, Flyback, SEPIC and Inverting Converter
3V ≤ VIN ≤ 40V, 5A/40V Onboard Power Switch, 5mm × 6mm QFN-36 with
High Voltage Pin Spacing
LT3956
Constant-Current, Constant-Voltage Boost, Buck,
Buck-Boost, SEPIC or Flyback Converter
4.5V ≤ VIN ≤ 80V, 3.3A/84V Onboard Power Switch, True PWM Dimming,
5mm × 6mm QFN-36 with High Voltage Pin Spacing
LT3575
Isolated Flyback Switching Regulator with 60V/2.5A
Integrated Switch
3V ≤ VIN ≤ 40V, No Opto-Isolator or “Third Winding” Required, Up to 14W,
TSSOP-16E
LT3573
Isolated Flyback Switching Regulator with 60V/1.25A
Integrated Switch
3V ≤ VIN ≤ 40V, No Opto-Isolator or “Third Winding” Required, Up to 7W,
MSOP-16E
LT3574
Isolated Flyback Switching Regulator with 60V/0.65A
Integrated Switch
3V ≤ VIN ≤ 40V, No Opto-Isolator or “Third Winding” Required, Up to 3W,
MSOP-16
LT3757
Boost, Flyback, SEPIC and Inverting Controller
2.9V ≤ VIN ≤ 40V, 100kHz to 1MHz Programmable Operating Frequency,
3mm × 3mm DFN-10 and MSOP-10E Package
LT3758
Boost, Flyback, SEPIC and Inverting Controller
5.5V ≤ VIN ≤ 100V, 100kHz to 1MHz Programmable Operating Frequency,
3mm × 3mm DFN-10 and MSOP-10E Package
LTC1871/LTC1871-1/
LTC1871-7
No RSENSE™ Low Quiescent Current Flyback, Boost
and SEPIC Controller
2.5V ≤ VIN ≤ 36V, Burst Mode® Operation



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