34
LTC1703
1703fa
TYPICAL APPLICATIO S
U
V
CC
BOOST1
TG1
SW1
BG1
COMP1
FB1
SENSE
RUN/SS1
I
MAX1
BOOST2
FAULT
47k
47k
22k
11k
120pF
220pF
220pF
0.1µF
1µF
Q1
Q3
Q2
330pF
1
1
1
10
10
1
1703 TA04
V
OUT
1.3V TO 3.5V
25A
TG2
SW2
BG2
COMP2
FB2
RUN/SS2
I
MAX2
PV
CC
SGND
PGND
VID4:0
FCB
MBR
330T
L2
1µH
MBR
330T
MBR0530T
MBR0530T
LTC1703
MBR
0530T
Q4
Q6
Q5
120pF
+
10k
10k
0.003
0.5W
0.003
0.5W
V
IN
5V ±10%
11k
20k
10k
10k
330pF
0.1µF
1µF
0.1µF
10µF
+
LT
®
1006
0.1µF
+
470µF*
+
470µF*
470µF*
× 2
*KEMET T510X477M006AS
Q1 TO Q6: FAIRCHILD FDS6670A
L1, L2: MURATA LQT12535C1R5N12
+
470µF*
+
L1
1µH
FAULT
VID4:0
Single Output, 2-Phase, 25A VID Converter
(V
IN
= 5V, V
OUT
= 0.9V to 2.0V)
35
LTC1703
1703fa
G Package
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
G28 SSOP 0204
0.09 – 0.25
(.0035 – .010)
0° – 8°
0.55 – 0.95
(.022 – .037)
5.00 – 5.60**
(.197 – .221)
7.40 – 8.20
(.291 – .323)
1234
5
6
7
8 9 10 11 12 1413
9.90 – 10.50*
(.390 – .413)
2526 22 21 20 19 18
17
16 1523242728
2.0
(.079)
MAX
0.05
(.002)
MIN
0.65
(.0256)
BSC
0.22 – 0.38
(.009 – .015)
TYP
MILLIMETERS
(INCHES)
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED .152mm (.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE
*
**
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
0.42 ±0.03 0.65 BSC
5.3 – 5.7
7.8 – 8.2
RECOMMENDED SOLDER PAD LAYOUT
1.25 ±0.12
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.
U
PACKAGE DESCRIPTIO
36
LTC1703
1703fa
LT 0306 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1999
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear-tech.com
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LTC1703IG#TRPBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 2x 550kHz Sync 2-PhSw Reg Cntr w/ 5-B VI
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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