8
LT1617/LT1617-1
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com
LINEAR TECHNOLOGY CORPORATION 1999
16171f LT/TP 0200 4K • PRINTED IN USA
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LT1307 Single-Cell Micropower 600kHz PWM DC/DC Converter 3.3V at 75mA from One Cell, MSOP Package
LT1316 Burst Mode
TM
Operation DC/DC with Programmable Current Limit 1.5V Minimum, Precise Control of Peak Current Limit
LT1317 2-Cell Micropower DC/DC with Low-Battery Detector 3.3V at 200mA from Two Cells, 600kHz Fixed Frequency
LT1610 Single-Cell Micropower DC/DC Converter 3V at 30mA fro 1V, 1.7MHz Fixed Frequency
LT1611 1.4MHz Inverting Switching Regulator in 5-Lead SOT-23 –5V at 150mA from 5V Input, Tiny SOT-23 Package
LT1613 1.4MHz Switching Regulator in 5-Lead SOT-23 5V at 200mA from 3.3V Input, Tiny SOT-23 Package
LT1615 Micropower DC/DC Converter in 5-Lead SOT-23 20V at 12mA from 2.5V Input, Tiny SOT-23 Package
Burst Mode is a trademark of Linear Technology Corporation
PACKAGE DESCRIPTIO
U
Dimensions in millimeters (inches) unless otherwise noted.
S5 Package
5-Lead Plastic SOT-23
(LTC DWG # 05-08-1633)
0.95
(0.037)
REF
1.50 – 1.75
(0.059 – 0.069)
0.10 – 0.60
(0.004 – 0.024)
REF
0.35 – 0.50
(0.014 – 0.020)
FIVE PLACES (NOTE 2)
S5 SOT-23 0797
2.80 – 3.00
(0.110 – 0.118)
(NOTE 3)
1.90
(0.074)
REF
0.90 – 1.45
(0.035 – 0.057)
0.90 – 1.30
(0.035 – 0.051)
0.00 – 0.15
(0.00 – 0.006)
0.09 – 0.20
(0.004 – 0.008)
(NOTE 2)
2.60 – 3.00
(0.102 – 0.118)
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DIMENSIONS ARE INCLUSIVE OF PLATING
3. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
4. MOLD FLASH SHALL NOT EXCEED 0.254mm
5. PACKAGE EIAJ REFERENCE IS SC-74A (EIAJ)
TYPICAL APPLICATIO S
U
±20V Dual Output Converter with Load Disconnect
V
IN
SW
NFB
LT1617
V
IN
1.5V TO 5V
L1
10µH
D1
D4
SHDN
24.9k
267k
C2
1µF
–20V
4mA
20V
4mA
1617/-1 TA04
GND
C3
1µF
C1
4.7µF
C1: TAIYO YUDEN LMK316BJ475 (408) 573-4150
C2, C3, C4: TAIYO YUDEN TMK316BJ105 (408) 573-4150
C5: TAIYO YUDEN LMK212BJ105 (408) 573-4150
L1: MURATA LQH3C100K24 (814) 237-1431
D1, D2, D3, D4: MOTOROLA MBR0530 (800) 441-2447
43
2
15
100pF
C5
1µF
C4
1µF
D3
D2
