
LT3710
12
3710f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2002
LT/TP 0803 1K PRINTED IN USA
RELATED PARTS
PACKAGE DESCRIPTIO
U
PART NUMBER
LT1339
LT1425
LT1431
LT1680
LT3781
LT1725
LT1737
LT1950
DESCRIPTION
High Power Synchronous DC/DC Controller
Isolated Flyback Switching Regulator
Programmable Reference
High Power DC/DC Step-Up Controller
Dual Transistor Synchronous Forward Controller
General Purpose Isolated Flyback Controller
High Power Isolated Flyback Controller
PWM Controller for Flyback, Forward and SEPIC
Applications
Secondary Side Dual Output Controller
with Optodriver
COMMENTS
Operation Up to 60V Maximum
General Purpose with External Application Resistor
0.4% Initial Voltage Tolerance
Operation Up to 60V Maximum
Operation Up to 72V Maximum
Drives External Power MOSFET with External I
SENSE
Resistor
Sense Output Voltage Directly from Primary-Side Winding
15W to 500W, Isolated and Nonisolated Power Supply 50% Smaller
Transformer, Protects MOSFET
Regulates Two Outputs, Optocoupler Feedback Driver and Second Output
Synchronous Driver Controller
LT3804
FE Package
16-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1663)
Exposed Pad Variation BA
FE16 (BA) TSSOP 0203
0.09 – 0.20
(.0036 – .0079)
0
°
– 8
°
0.45 – 0.75
(.018 – .030)
4.30 – 4.50*
(.169 – .177)
6.40
BSC
1
3
4
5
6
7
8
10
9
4.90 – 5.10*
(.193 – .201)
16 1514 13 12 11
1.10
(.0433)
MAX
0.05 – 0.15
(.002 – .006)
0.65
(.0256)
BSC
2.74
(.108)
2.74
(.108)
0.195 – 0.30
(.0077 – .0118)
2
MILLIMETERS
(INCHES)
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.150mm (.006") PER SIDE
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
RECOMMENDED SOLDER PAD LAYOUT
3. DRAWING NOT TO SCALE
0.45
±
0.05
0.65 BSC
4.50
±
0.10
6.60
±
0.10
1.05
±
0.10
2.74
(.108)
2.74
(.108)
SEE NOTE 4
4. RECOMMENDED MINIMUM PCB METAL SIZE
FOR EXPOSED PAD ATTACHMENT