STBP112-GTDJ6F datasheet, PDF - EEWORLD Datasheet

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STBP112-GTDJ6F: DescriptionOvervoltage protection device; File Size769KB，38 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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STBP112-GTDJ6F Overview

Overvoltage protection device

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STBP112

Overvoltage protection device

Datasheet - production data

Features

■

Input overvoltage protection up to 28 V

Integrated high voltage N-channel MOSFET

switch - low R

DS(on)

of 165 mΩ

Integrated charge pump

Maximum continuous current of 2 A

Thermal shutdown

Soft-start feature to control the inrush current

Enable input (EN)

Fault indication output (FLT)

IN input ESD protection: ±15 kV air discharge,

±8 kV contact discharge (with 1 µF input

capacitor), ±2 kV HBM (standalone device)

Certain overvoltage options compliant with the

China Communications Standard YD/T 1591-

2006 (overvoltage protection only)

Small, RoHS compliant 2 x 2 x 0.75 mm TDFN

8-lead package with thermal pad.

TDFN 8-lead (2 x 2 x 0.75 mm)

Applications

■

Smart phones

Digital cameras

PDA and palmtop devices

MP3 players

Low power handheld devices.

■

December 2012

This is information on a product in full production.

Doc ID 023357 Rev 3

1/38

www.st.com

Contents

STBP112

Contents

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

2.1

2.2

2.3

2.4

2.5

2.6

Input (IN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Output (OUT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Fault indication output (FLT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Enable input (EN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

No connect (NC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Ground (GND) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

3.1

3.2

3.3

3.4

3.5

Power-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Normal operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Undervoltage lockout (UVLO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Overvoltage lockout (OVLO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Thermal shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Timing diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Typical operating characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Typical operating characteristics (STBP112CV). . . . . . . . . . . . . . . . . . . . . . . . . . 15

Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

8.1

8.2

8.3

Calculating the power dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Calculating the junction temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

PCB layout recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

2/38

Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Tape and reel information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Doc ID 023357 Rev 3

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