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TCK323GNew Product

Load switch IC


Application Consumer equipment / Mobile equipment / USB power supply / SSD/DRAM power supply
Feature Wide range input voltage
Number of Circuits 1
Function Inrush current reducing / Reverse current blocking / Flag indicate
Protection Thermal shutdown / Under Voltage Lockout / Over Voltage Lockout
RoHS Compatible Product(s) (#) Available
Assembly bases Japan

Package Information

Toshiba Package Name WCSP16C
Package Image WCSP16C
Pins 16
Mounting mount-smd
Package Dimensions Visualizza
Land pattern dimensions Visualizza

 Please refer to the link destination to check the detailed size.

Absolute Maximum Ratings

Characteristics Symbol Rating Unit
Maximum Output Current (DC) IOUT(DC) 2.0 A
Maximum Output Current (Pulse) IOUT(Pulse) 3.0 A
Power dissipation (Mounted on FR4 board(40mm×40mm)) PD 1.65 W
Input Voltage VIN 40 V

Electrical Characteristics

Characteristics Symbol Condition Value Unit
Operating Temperature Topr - -40 to 85
Operating Input Voltage (Max) VIN - 36 V
Operating Input Voltage (Min) VIN - 2.3 V
Quiescent current (ON state) (Typ.) IQ VIN=5V 140 μA
ON-resistance (Typ.) RON IOUT=-1A
VOUT rise time (Typ.) tr VIN=5V 2000 μs



Data sheet TCK323G Data sheet/Japanese [Dec,2015] (PDF: 622KB)
Data sheet TCK323G Data sheet/English [Apr,2015] (PDF: 368KB)
Reliability Information Reliability Data [Sep,2016] (PDF: 160KB)
Environment Information Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances [Nov,2019] (PDF: 44KB) UPDATED
Environment Information Certificate on Content of SVHC of REACH [Nov,2019] (PDF: 45KB) UPDATED
Application Note Overcurrent Protection and Reverse Current Blocking of the Load Switch IC [Sep,2019] (PDF: 657KB) NEW
Application Note Application Note for Power Multiplexer [Sep,2016] (PDF: 999KB)
Reference Model & Evaluation Board TCK321/2/3G series EVALUATION KIT user's guide [Mar,2015] (PDF: 443KB)

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Orderable part number

Orderable part number
MOQ(pcs) Reliability
TCK323G,LF 5000 Yes


  • The Part Number column shows representative part numbers only, which may not be available for sale in the precise form shown. Each Part Number constitutes a product family which may contain multiple associated product configurations.
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    The RoHS compatibility information provided herein is to the best of Toshiba's knowledge and belief accurate as of the date Toshiba entered the information into this database. Information is subject to change at any time without notice.
    Please contact your Toshiba sales representative for detailed environmental information about each specific part number or product, such as RoHS compatibility or material content. Please use Toshiba products only in compliance with all applicable laws and regulations concerning the inclusion or use of controlled substances, including without limitation the RoHS Directive.TOSHIBA ASSUMES NO LIABILITY FOR DAMAGES OR LOSSES OCCURRING AS A RESULT OF NONCOMPLIANCE WITH APPLICABLE LAWS AND REGULATIONS.
  • Reliability data are provided for your reference only, please contact your Toshiba sales representative for detailed reliability information about each part number.
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