TEA1211 Ver la hoja de datos (PDF) - Philips Electronics

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componentes Descripción

Fabricante

TEA1211

High efficiency auto-up/down DC/DC converter

Philips Electronics 

Philips Semiconductors

High efficiency auto-up/down

DC/DC converter

CONTENTS

1

2

3

4

5

6

7

7.1

7.2

7.2.1

7.2.2

7.2.3

7.3

7.4

7.5

7.6

7.7

7.8

7.9

7.10

7.11

7.12

7.12.1

7.12.2

7.12.3

7.12.4

7.13

7.13.1

7.13.2

7.13.3

FEATURES

APPLICATIONS

GENERAL DESCRIPTION

ORDERING INFORMATION

BLOCK DIAGRAM

PINNING

FUNCTIONAL DESCRIPTION

Introduction

Control mechanism

PWM

PFM

Switching sequence

Adjustable output voltage

Start-up

Under voltage lockout

Shut-down

Power switches

Synchronous rectification

PWM-only mode

External synchronisation

Current limiter

I2C-bus serial interface

Characteristics of the I2C-bus

START and STOP conditions

Bit transfer

Acknowledge

I2C-bus protocol

Addressing

Data

Write Cycle

Preliminary specification

TEA1211HN

8

9

10

11

11.1

11.2

11.2.1

11.2.2

11.2.3

11.2.4

11.2.5

12

13

13.1

13.2

13.3

13.4

13.5

14

15

16

17

LIMITING VALUES

THERMAL CHARACTERISTICS

CHARACTERISTICS

APPLICATION INFORMATION

Typical Li-Ion, 2- or 3-cell application with

I2C-bus programming

Component selection

Inductor

Capacitors

Schottky diodes

Feedback resistors

Current Limiter

PACKAGE OUTLINE

SOLDERING

Introduction to soldering surface mount

packages

Reflow soldering

Wave soldering

Manual soldering

Suitability of surface mount IC packages for

wave and reflow soldering methods

DATA SHEET STATUS

DEFINITIONS

DISCLAIMERS

PURCHASE OF PHILIPS I2C COMPONENTS

2003 Oct 13

2

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