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Package Information

Toshiba Package Name	TO-126N
Package Image
Pins	3
Mounting	Through Hole
Width×Length×Height (mm)	8.0×11×3.25
Package 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
Collector Current	I_C	-1.5	A
Collector Current	I_CP	-2.5	A
Collector power dissipation	P_C	10	W
Collector power dissipation	P_C	1.5	W
Collector-Base Voltage	V_CBO	-160	V
Collector-emitter voltage	V_CEO	-160	V

Electrical Characteristics

Characteristics	Symbol	Condition	Value	Unit
Transition frequency (Typ.)	f_T	I_C=-0.1A V_CE=-10V	100	MHz
DC Current Gain hFE (Max)	h_FE	I_C=-0.1A V_CE=-5V	280	-
DC Current Gain hFE (Min)	h_FE	I_C=-0.1A V_CE=-5V	140	-
Collector Emitter Saturation Voltage (Max)	V_CE(sat)	I_B=-50mA I_C=-0.5A	-0.5	V

Document

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

Name
Date

Data sheet TTA004B Data sheet/Japanese

PDF: 325KB

Jan,2017

Data sheet TTA004B Data sheet/English

PDF: 207KB

Jan,2017

Simulation Model PSpice Model ZIP

ZIP: 2KB

Dec,2016

Simulation Model LTspice Model (Note) ZIP

ZIP: 5KB

Mar,2019

Application Note Surface Mount Small Signal Transistor (BJT) Precautions for use

PDF: 732KB

Jan,2022

Application Note The thermal stability and thermal design:Bipolar Transistor Application Notes

PDF: 538KB

Mar,2021

Application Note The maximum ratings:Bipolar Transistor Application Notes

PDF: 632KB

Mar,2021

Application Note The electrical characteristics and equivalent circuit:Bipolar Transistor Application Notes

PDF: 529KB

Jan,2021

Application Note The terms used in data sheets:Bipolar Transistor Application Notes

PDF: 553KB

Jan,2021

Catalog Selection Guide Power Devices 2026 Rev1.0

PDF: 3664KB

Feb,2026

(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	Audio drivers
Features	Power Amps Driver Stage
Polarity	PNP
Complementary Product	TTC004B
RoHS Compatible Product(s) (#)	Available

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TTA004B

Description

Package Information

Absolute Maximum Ratings

Electrical Characteristics

Document

Technical inquiry

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Notes