8

LT1617/LT1617-1

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

©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

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

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

±20V Dual Output Converter with Load Disconnect

SW

NFB

LT1617

1.5V TO 5V

L1

10

µH

D1

D4

SHDN

24.9k

267k

C2

1

µF

–20V

4mA

20V

4mA

1617/-1 TA04

GND

C3

1

µF

C1

4.7

µF

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

1

5

100pF

C5

1

µF

C4

1

µF

D3

D2