8

LTC1710

1710f LT/TP 0998 4K • PRINTED IN USA

© LINEAR TECHNOLOGY CORPORATION 1998

81

2

10

µF

7

5

6

FROM SMBus

3

PROGRAMMABLE

4

1710 F05

SW0D

3.3V

CLK

DATA

OUT0

LTC1710

OUT1

AD1

GND

34

8

100k

LBO

2

1

5

7

SW

22

µH*

2200

µF

5V

200mA

1N5817

SHDN

SHUTDOWN

GND

SENSE

LT1304-5

LBO

LBI

*SUMIDA CD54-220

+

100

µF

+

499k

604k

3.3V

LOAD

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

PART NUMBER

DESCRIPTION

COMMENTS

LTC1304

Micropower DC/DC Converter

Low-Battery Detector Active in Shutdown

LTC1470/LTC1471

Current Limit

LTC1473

Dual PowerPath

Current Limit with Timer

LTC1623

SMBus Dual High Side Switch Controller

Uses External Switches, Two Three-State Address Pins

PowerPath is a trademark of Linear Technology Corporation.

RELATED PARTS

Figure 5. Switching Regulator with Low-Battery Detect Using 22

µA of Standby Current

Dimensions in inches (millimeters), unless otherwise noted.

MS8 Package

8-Lead Plastic MSOP

(LTC DWG # 05-08-1660)

S8 Package

8-Lead Plastic Small Outline (Narrow 0.150)

(LTC DWG # 05-08-1610)

MSOP (MS8) 1197

* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,

PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE

** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.

INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE

0.021

± 0.006

(0.53

± 0.015)

0

° – 6° TYP

SEATING

PLANE

0.007

(0.18)

0.040

± 0.006

(1.02

± 0.15)

0.012

(0.30)

REF

0.006

± 0.004

(0.15

± 0.102)

0.034

± 0.004

(0.86

± 0.102)

0.0256

(0.65)

TYP

12

3

4

0.192

± 0.004

(4.88

± 0.10)

8

7 6

5

0.118

± 0.004*

(3.00

± 0.102)

0.118

± 0.004**

(3.00

± 0.102)

1

2

3

4

0.150 – 0.157**

(3.810 – 3.988)

8

7

6

5

0.189 – 0.197*

(4.801 – 5.004)

0.228 – 0.244

(5.791 – 6.197)

0.016 – 0.050

0.406 – 1.270

0.010 – 0.020

(0.254 – 0.508)

× 45°

0

°– 8° TYP

0.008 – 0.010

(0.203 – 0.254)

SO8 0996

0.053 – 0.069

(1.346 – 1.752)

0.014 – 0.019

(0.355 – 0.483)

0.004 – 0.010

(0.101 – 0.254)

0.050

(1.270)

TYP

DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH

SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE

DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD

FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE

*

**