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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
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Load Switch IC TCK301G, TCK302G, TCK303G Application & Circuit

This reference design provides example circuit of the load switch with low on resistance and built-in in-rush current control function. It is suitable for battery used application.

Load Switch IC TCK301G, TCK302G, TCK303G Application & Circuit

Main switch of a rapid-charging circuit of load switch IC TCK301G, TCK302G, TCK303G application & circuit.
Main switch of a rapid-charging circuit
Vout and Iout waveforms of load switch IC TCK301G, TCK302G, TCK303G application & circuit.
Vout and Iout waveforms

Description

  • Operation and application of the slew rate control circuitry designed for inrush current limiting
  • Main switches of USB PD-enabled rapid-charging circuits for electronic devices with USB Type-C™ ports
  • Main switches of 5- to 12-V power supply input circuits that support various modes of rapid charging and wireless power transfer
  • Switches for the power management of systems requiring power-saving modes

Features

  • Small package: 0.5 mm pitch WCSP9 ( 1.5 mm x 1.5 mm, t: 0.5 mm (Typ.)) , PD = 1.65 W
  • High input voltage: VIN (Max) = 28 V
  • High output current: IOUT (DC) = 3.0 A
  • Low ON resistance : RON = 73 mΩ (Typ.) at VIN = 4.5 V, IOUT = - 1.0 A
  • Inrush current reducing circuit ( slew rate control )
  • Over voltage lockout circuit : 6.6 V at 301G, 10.5 V at 302G, and 15.5 V at 303G (Typ.)
  • Under voltage lockout circuit: 2.9 V (Typ.)

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

名稱 日期

Design, File

“Design・File” contains the contents listed below.

名稱 日期

Toshiba items

Part Number Device Category Portion Usage Description
TCK30xG* Load Switch IC 1 VIN=2.3~28V/Inrush current reduction /Slew rate control/WCSP9
DF2S23P2CTC* TVS Diode 1 VESD ±30kV(max)/IPP=14A(max)/VBR=24.1V(typ)/CST2C
* : New product

Documents

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