LTC3404 datasheet(16/16 Pages) LINER

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LTC3404

RELATED PARTS

PART NUMBER

DESCRIPTION

COMMENTS

LTC1174/LTC1174-3.3

High Efficiency Step-Down and Inverting DC/DC Converters

Monolithic Switching Regulators, IOUT to 450mA,

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Burst Mode Operation

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1.2A, High Efficiency Step-Down DC/DC Converter

Constant Off-Time, Monolithic, Burst Mode Operation

LTC1474/LTC1475

Low Quiescent Current Step-Down DC/DC Converters

Monolithic, IOUT to 250mA, IQ = 10µA, 8-Pin MSOP

LTC1504A

Monolithic Synchronous Step-Down Switching Regulator

Low Cost, Voltage Mode IOUT to 500mA, VIN from 4V to 10V

LTC1622

Low Input Voltage Current Mode Step-Down DC/DC Controller

High Frequency, High Efficiency, 8-Pin MSOP

LTC1626

Low Voltage, High Efficiency Step-Down DC/DC Converter

Monolithic, Constant Off-Time, IOUT to 600mA,

Low Supply Voltage Range: 2.5V to 6V

LTC1627

Monolithic Synchronous Step-Down Switching Regulator

Constant Frequency, IOUT to 500mA, Secondary Winding

Regulation, VIN from 2.65V to 8.5V

LTC1701

Monolithic Current Mode Step-Down Switching Regulator

Constant Off-Time, IOUT to 500mA, 1MHz Operation,

VIN from 2.5V to 5.5V

LTC1707

Monolithic Synchronous Step-Down Switching Regulator

1.19V VREF Pin, Constant Frequency, IOUT to 600mA,

VIN from 2.65V to 8.5V

LTC1772

Low Input Voltage Current Mode Step-Down DC/DC Controller

550kHz, 6-Pin SOT-23, IOUT Up to 5A, VIN from 2.2V to 10V

LTC1877

High Efficiency Monolithic Step-Down Regulator

550kHz, MS8, VIN Up to 10V, IQ = 10µA, IOUT to 600mA at VIN = 5V

LTC1878

High Efficiency Monolithic Step-Down Regulator

550kHz, MS8, VIN Up to 6V, IQ = 10µA, IOUT to 600mA at VIN = 3.3V

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com

Single Li-Ion to 2.5V/0.5A Regulator with Precision 2.7V Undervoltage Lockout

VOUT

2.5V

0.6A

CIN***

µF

CER

20pF

887k

COUT**

µF

CER

47pF

4.7

µH*

LTC3404

RUN

ITH

VFB

GND

PLL LPF

SYNC/MODE

VIN

LTC1540

GND

V–

IN+

IN–

OUT

V+

REF

HYS

VIN

2.7V TO 4.2V

3404 TA08

412k

44.2k

1.58M

1.18M

0.01

µF

0.1

µF

10k

2.37M

***

TOKO D52LC A914BYW-4R7M

TAIYO-YUDEN CERAMIC JMK325BJ226MM

TAIYO-YUDEN CERAMIC LMK325BJ106MN

TYPICAL APPLICATIO

Dimensions in inches (millimeters) unless otherwise noted.

MS8 Package

8-Lead Plastic MSOP

(LTC DWG # 05-08-1660)

PACKAGE DESCRIPTIO

3404f LT/LCG 0201 4K • PRINTED IN USA

MSOP (MS8) 1100

* 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)

° – 6° TYP

SEATING

PLANE

0.007

(0.18)

0.043

(1.10)

MAX

0.009 – 0.015

(0.22 – 0.38)

0.005

± 0.002

(0.13

± 0.05)

0.034

(0.86)

REF

0.0256

(0.65)

BSC

0.193

± 0.006

(4.90

± 0.15)

7 6

0.118

± 0.004*

(3.00

± 0.102)

0.118

± 0.004**

(3.00

± 0.102)

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