LT1615/LT1615-1
TYPICAL APPLICATIO S
±20V
Dual Output Converter with Load Disconnect
D3
–20V
4mA
D2
C4
1µF
V
IN
1.5V TO 5V
L1
10µH
5
V
IN
LT1615
4
C1
4.7µF
SHDN
GND
2
(408) 573-4150
(408) 573-4150
(408) 573-4150
(814) 237-1431
(800) 441-2447
1615/-1 TA05
PACKAGE DESCRIPTIO
2.60 – 3.00
(0.102 – 0.118)
1.50 – 1.75
(0.059 – 0.069)
0.00 – 0.15
(0.00 – 0.006)
0.90 – 1.45
(0.035 – 0.057)
2.80 – 3.00
(0.110 – 0.118)
(NOTE 3)
0.35 – 0.55
(0.014 – 0.022)
0.09 – 0.20
(0.004 – 0.008)
(NOTE 2)
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)
RELATED PARTS
PART NUMBER
LT1307
LT1316
LT1317
LT1610
LT1611
LT1613
LT1617
DESCRIPTION
Single-Cell Micropower 600kHz PWM DC/DC Converter
Burst Mode Operation DC/DC with Programmable Current Limit
2-Cell Micropower DC/DC with Low-Battery Detector
Single-Cell Micropower DC/DC Converter
1.4MHz Inverting Switching Regulator in 5-Lead SOT-23
1.4MHz Switching Regulator in 5-Lead SOT-23
Micropower Inverting DC/DC Converter in 5-Lead SOT-23
TM
Burst Mode is a trademark of Linear Technology Corporation
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900
q
FAX: (408) 434-0507
q
www.linear-tech.com
U
U
C3
1µF
C5
1µF
1
D1
20V
4mA
4.7pF
D4
2M
C2
1µF
130k
SW
3
FB
C1: TAIYO YUDEN LMK316BJ475
C2, C3, C4: TAIYO YUDEN TMK316BJ105
C5: TAIYO YUDEN LMK212BJ105
L1: MURATA LQH3C100K24
D1, D2, D3, D4: MOTOROLA MBR0530
Dimensions in millimeters (inches) unless otherwise noted.
S5 Package
5-Lead Plastic SOT-23
(LTC DWG # 05-08-1633)
0.35 – 0.50
0.90 – 1.30
(0.014 – 0.020)
(0.035 – 0.051)
FIVE PLACES (NOTE 2)
1.90
(0.074)
REF
0.95
(0.037)
REF
S5 SOT-23 0599
COMMENTS
3.3V at 75mA from One Cell, MSOP Package
1.5V Minimum, Precise Control of Peak Current Limit
3.3V at 200mA from Two Cells, 600kHz Fixed Frequency
3V at 30mA from 1V, 1.7MHz Fixed Frequency
– 5V at 150mA from 5V Input, Tiny SOT-23 Package
5V at 200mA from 3.3V Input, Tiny SOT-23 Package
–15V at 12mA from 2.5V Input, Tiny SOT-23 Package
16151f LT/TP 1099 4K • PRINTED IN USA
©
LINEAR TECHNOLOGY CORPORATION 1998
LINER [ LINEAR TECHNOLOGY ]
