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Package Information

Toshiba Package Name	SOT-323F (UFM)
Package Image
Package Code	SOT-323F
Pins	3
Mounting	Surface Mount
Width×Length×Height (mm)	2.0×2.1×0.7
Package Dimensions	View
Land pattern dimensions	View
Ultra Librarian^® CAD model (Symbol, Footprint and 3D model)	Download from UltraLibrarian^® in your desired CAD format (Note1)(Note2)

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

(Note1)	Ultra Librarian^® is a Registered trademark and CAD model library of EMA (EMA Design Automation, Inc.). CAD models (Symbol/Footprint /3D model) are provided by UltraLibrarian^®. The footprints are generated based on the specifications of Ultra Librarian^®.
(Note2)	Please note that the footprint dimensions may differ from the reference Land Pattern dimensions provided on our website.

Absolute Maximum Ratings

Characteristics	Symbol	Rating	Unit
Drain-Source voltage	V_DSS	-20	V
Gate-Source voltage	V_GSS	+/-8	V
Drain current	I_D	-4.0	A
Power Dissipation	P_D	0.5	W

Electrical Characteristics

Characteristics	Symbol	Condition	Value	Unit
Gate threshold voltage (Max)	V_th	-	-1.0	V
Gate threshold voltage (Min)	V_th	-	-0.3	V
Drain-Source on-resistance (Max)	R_DS(ON)	\|V_GS\|=4V	38	mΩ
Drain-Source on-resistance (Max)	R_DS(ON)	\|V_GS\|=2.5V	49	mΩ
Drain-Source on-resistance (Max)	R_DS(ON)	\|V_GS\|=1.8V	78	mΩ
Drain-Source on-resistance (Max)	R_DS(ON)	\|V_GS\|=1.5V	140	mΩ
Input capacitance (Typ.)	C_iss	-	1484	pF
Total gate charge (Typ.)	Q_g	V_GS=-4V	22.3	nC

Document

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If the checkbox is invisible, the corresponding document cannot be downloaded in batch.

Name
Date

Data sheet SSM3J120TU Data sheet/Japanese

PDF: 311KB

Mar,2014

Data sheet SSM3J120TU Data sheet/English

PDF: 245KB

Mar,2014

Simulation Model PSpice Model lib

lib: 3KB

Aug,2016

Simulation Model LTspice Model (Note) mod

mod: 20KB

Feb,2019

Application Note Surface Mount Small Signal MOSFET Precautions for use

PDF: 830KB

Jan,2022

Catalog Selection Guide MOSFETs 2025 Rev1.1

PDF: 3987KB

Sep,2025

Catalog Selection Guide Small Signal 2025 Rev1.2

PDF: 8102KB

Jul,2025

Catalog Mini catalog Introduction of Semi-power & small-size low RON MOSFET

PDF: 322KB

May,2025

Catalog Mini catalog Introduction of small-package MOSFET

PDF: 476KB

May,2025

(Note)

LTspice ^® is a trademark and simulation software of ADI (Analog Devices, Inc.).

Notes

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.
(#) Under the RoHS Compatible Product(s) column, "Available" means at least one RoHS-Compatible product is available for sale in the corresponding product family. "None" means no RoHS Compatible product is available in that product family. For Toshiba's definitions of concepts related to the RoHS Directive and RoHS Compatibility, please click here.
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.
For product delivery, additional characters will be added to the part numbers shown on this website. For details, please ask your local distributor, or send an inquiry accessed from "Contact Us" on this website.

Application Scope	Power Management Switches
Feature	1.5-volt gate drive voltage
Polarity	P-ch
Generation	U-MOSⅣ
Internal Connection	Single
RoHS Compatible Product(s) (#)	Available

Part Number	Compatible level	Notes
SSM3J133TU	Almost same package but similar characteristics	-
SSM3J130TU	Package and characteristics are almost same	-
SSM6J212FE	Almost same characteristics but different package	-

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SSM3J120TU

Description

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Package Information

Absolute Maximum Ratings

Electrical Characteristics

Document

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