LTC3725
19
3725fa
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
PACKAGE DESCRIPTIO
U
MSE Package
10-Lead Plastic MSOP
(Reference LTC DWG # 05-08-1663)
MSOP (MSE) 0603
0.53 ± 0.152
(.021 ± .006)
SEATING
PLANE
0.18
(.007)
1.10
(.043)
MAX
0.17 – 0.27
(.007 – .011)
TYP
0.127 ± 0.076
(.005 ± .003)
0.86
(.034)
REF
0.50
(.0197)
BSC
12
3
45
4.90 ± 0.152
(.193 ± .006)
0.497 ± 0.076
(.0196 ± .003)
REF
8910
10
1
7
6
3.00 ± 0.102
(.118 ± .004)
(NOTE 3)
3.00 ± 0.102
(.118 ± .004)
(NOTE 4)
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
0.254
(.010)
0° – 6° TYP
DETAIL “A”
DETAIL “A”
GAUGE PLANE
5.23
(.206)
MIN
3.20 – 3.45
(.126 – .136)
0.889 ± 0.127
(.035 ± .005)
RECOMMENDED SOLDER PAD LAYOUT
0.305 ± 0.038
(.0120 ± .0015)
TYP
2.083 ± 0.102
(.082 ± .004)
2.794 ± 0.102
(.110 ± .004)
0.50
(.0197)
BSC
BOTTOM VIEW OF
EXPOSED PAD OPTION
1.83 ± 0.102
(.072 ± .004)
2.06 ± 0.102
(.081 ± .004)
LTC3725
20
3725fa
PART NUMBER DESCRIPTION COMMENTS
LTC1693 High Speed Single/Dual N-Channel MOSFET Drivers CMOS Compatible Input, V
CC
Range: 4.5V to 12V
LTC1698 Secondary Synchronous Rectifier Controller Use with the LT1681, Optocoupler Driver, Pulse Transformer
Synchronization
LT1950 Single Switch Controller Used for 20W to 500W Forward Converters
LTC3705 2-Switch Forward Controller and Gate Driver 2-Switch Version of LTC3725
LTC3706 Polyphase Secondary-Side Synchronous Fast Transient Response, Self-Starting Architecture, Current Mode Control
Forward Controller
LT3710 Secondary-Side Synchronous Post Regulator For Regulated Auxiliary Output in Isolated DC/DC Converters
LTC3726 Secondary-Side Synchronous Forward Controller Similar to the LTC3706
LT3781 “Bootstrap” Start Dual Transistor Synchronous 72V Operation, Synchronous Switch Output
Forward Controller
LT3804 Secondary Side Dual Output Controller Regulates Two Secondary Outputs, Optocoupler Feedback Driver
with Opto Driver and Second Output Synchronous Driver Controller
LTC3901 Secondary-Side Synchronous Driver for Similar Function to LTC3900, Used in Full-Bridge and Push-Pull Converter
Push-Pull and Full-Bridge Converter
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2005
LT 1006 REV A • PRINTED IN USA
RELATED PARTS

LTC3725EMSE#TRPBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators Primary Side Controller
Lifecycle:
New from this manufacturer.
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