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MOSFET Driver IC Application and Circuit of the TCK402G

Battery charger circuit

Battery charger circuit Click to enlarge
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Slew rate control waveform

Slew rate control waveform Click to enlarge
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Description

  • Can realize switch module combination with 30V Nch MOSFET
  • For mobile appication power management with USB connector
  • Back current protection feature and slew rate control circuit

Features

  • Wide input voltage range: VIN = 2.7 to 28V
  • Auto output discharge function
  • Charge pump for VGATE
  • Inrush current suppression circuit
  • Overvoltage lockout (≥28V)
  • Undervoltage lockout (≤2.7V)
  • Protection against reverse current from external back-to-back MOSFETs

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

Circuit diagram

BOM

Reference guide

Design, File

“Design・File” contains the contents listed below.

Circuit schematic (OrCAD®)

Toshiba items

Catalog
Part Number Device Category Portion Usage Description
TCK402G* Driver IC 1 VIN=7~28V/Inrush current reduction / Output discharge /WCSP6E
SSM6K513NU MOSFET 2 U-MOSIX-H/30V/8mΩ(max)@VGS=4.5V/UDFN6B

* : New product

Documents

Application Note

Application note
Name Outline Date of issue
The high dv / dt between the drain and the source of the MOSFET can cause problems and explain the cause of this phenomenon and its countermeasures. 12/2017
Describes mechanism of avalanche phenomenon, I will explain durability and countermeasures against it 12/2017
The Safe Operating Area(SOA) is specified at 25 deg.C on the data-sheet. This document describes the way of temperature derating of the safe operating area on actual operation
that is actually required.
12/2017
When a rapidly rising voltage is applied between the drain and source of the MOSFET,the MOSFET may malfunction and turn on, and its mechanism and countermeasures will be explained. 12/2017

Catalog

Catalog
Name Outline Date of issue
Describes the lineups of Small Package(MOSFET/BJT/Diode/Linear IC/Logic/RF Device) 7/2019
Describes the lineups of Power MOSFETs and Small-signal MOSFETs by polarity and packages. 12/2017

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·Before creating and producing designs and using, customers must also refer to and comply with the latest versions of all relevant TOSHIBA information and the instructions for the application that Product will be used with or for.