LT3757MPMSE#PBF Linear Technology, LT3757MPMSE#PBF Datasheet - Page 36

• Manufacturer Part Number: LT3757MPMSE#PBF
• Description: IC DC-DC CTRLR ADJ 10MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost), Inverting, Flyback, Sepicr

Specifications of LT3757MPMSE#PBF

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Frequency - Switching: 100kHz ~ 1MHz
• Voltage - Input: 2.9 ~ 40 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP Exposed Pad, 10-HMSOP, 10-eMSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Output: -
• Power - Output: -

LT3757
Typical applicaTion
5V TO
relaTeD parTs
PART NUMBER
LT3758
LT3573
LTC1871/LTC1871-1/
LTC1871-7
LTC3872
LT3837
LT3825
LTC3803/LTC3803-3/
LTC3803-5
LTC3805/LTC3805-5

15V
V
IN
L1, L2: COILTRONICS DRQ127-3R3 (*COUPLED INDUCTORS)
41.2k
300kHz
C
47µF
16V
X5R
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
IN
R2
105k
R1
46.4k
0.1µF
DESCRIPTION
Boost, Flyback, SEPIC and Inverting Controller
Isolated Flyback Switching Regulator with 60V
Integrated Switch
Boost, Flyback and SEPIC Controller, No R
Low Quiescent Current
Boost, Flyback, SEPIC Controller
Isolated No-Opto Synchronous Flyback Controller
Isolated No-Opto Synchronous Flyback Controller
200kHz Flyback DC/DC Controller
Adjustable Fixed 70kHz to 700kHz Operating
Frequency Flyback Controller
High Efficiency Inverting Power Supply
SHDN/UVLO
SYNC
SS
RT
VC
●
FAX: [phone]
9.1k
10nF
LT3757
GND
V
IN
SENSE
INTV
GATE
FBX
CC
C
4.7µF
10V
X5R
VCC
●
L1
www.linear.com
•
M1
Si7848BDP
0.006
1W
25V, X5R
47µF
C
DC
SENSE
D1
MBRD835L
L2
™,
COMMENTS
2.9V ≤ V
Operation Frequency, 3mm × 3mm 10-Lead DFN and 10-Lead MSOP-E
Packages
3V ≤ V
16-Lead MSOP-E Package
Adjustable Switching Frequency, 2.5V ≤ V
Light Loads
2.75V ≤ V
Packages
Ideal for V
Current Mode Control
V
Control
V
V
DFN, 10-Lead MSOP-E Packages
IN
IN
IN
16k
84.5k
16V to 75V Limited by External Components, Up to 60W, Current Mode
and V
and V
IN
IN
≤ 40V, No Opto-Isolator or Third Winding Required, Up to 7W,
OUT
OUT
3757 TA08a
IN
≤ 100V, Current Mode Control, 100kHz to 1MHz Programmable
IN
C
100µF
6.3V, X5R
≤ 9.8V, 23-Lead ThinSot™ and 2mm × 3mm 8-Lead DFN
V
–5V
3A to 5A
OUT
2
from 4.5V to 36V Limited by External Components, Up to 60W,
OUT
Limited Only by External Components, 6-Lead ThinSot Package
Limited Only by External Components, 3mm × 3mm 10-Lead
100
90
80
70
60
50
40
30
20
10
0.001
 LINEAR TECHNOLOGY CORPORATION 2008
Efficiency vs Output Current
IN
V
≤ 36V, Burst Mode
IN
0.01
= 5V
OUTPUT CURRENT (A)
LT 0310 REV B • PRINTED IN USA
0.1
V
IN
= 16V
®
Operation at
1
3757 TA08b
3757fb
10