2SA1943N

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Application Scope	Audio amplifier output stage 100-W / Power amplifier
Features	Power Amps Output Stage
Polarity	PNP
Complementary Product	2SC5200N
RoHS Compatible Product(s) (#)	Available

Package Information

Toshiba Package Name	TO-3P(N)
Package Image
JEITA	SC-65
Pins	3
Mounting	Through Hole
Width×Length×Height (mm)	15.5×20.0×4.5
Package Dimensions	View
Ultra Librarian^® CAD model (Symbol, Footprint and 3D model)	Download from UltraLibrarian^® in your desired CAD format (Note1)(Note3)
SamacSys CAD model (Symbol, Footprint and 3D model)	Download from SamacSys (Note2)(Note3)

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)	SamacSys is a wholly owned subsidiary of Supplyframe, Inc. CAD models (Symbol/Footprint /3D model) are provided by Supplyframe, Inc. The footprints are generated based on the specifications of SamacSys.
(Note3)	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	-15	A
Collector power dissipation	P_C	150	W
Collector-Base Voltage	V_CBO	-230	V
Collector-emitter voltage	V_CEO	-230	V

Electrical Characteristics

Characteristics	Symbol	Condition	Value	Unit
Transition frequency (Typ.)	f_T	I_C=-1A V_CE=-5V	30	MHz
DC Current Gain hFE (Max)	h_FE	I_C=-1A V_CE=-5V	160	-
DC Current Gain hFE (Min)	h_FE	I_C=-1A V_CE=-5V	80	-
Collector Emitter Saturation Voltage (Max)	V_CE(sat)	I_B=-800mA I_C=-8A	-3.0	V

Document

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

Name
Date

Data sheet 2SA1943N Data sheet/Japanese

PDF: 274KB

May,2015

Data sheet 2SA1943N Data sheet/English

PDF: 156KB

May,2015

Simulation Model PSpice Model ZIP

ZIP: 2KB

Dec,2016

Simulation Model LTspice Model (Note) ZIP

ZIP: 5KB

Mar,2019

Reliability Information Reliability Data

PDF: 203KB

Sep,2024

UPDATED Environment Information Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances

PDF: 86KB

Jan,2025

UPDATED Environment Information Certificate on Content of SVHC of REACH

PDF: 86KB

Jan,2025

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: 525KB

Mar,2021

Application Note The maximum ratings:Bipolar Transistor Application Notes

PDF: 615KB

Mar,2021

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

PDF: 513KB

Jan,2021

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

PDF: 546KB

Jan,2021

Catalog Selection Guide Power Devices 2024 Rev2.0

PDF: 10449KB

Aug,2024

(Note)

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

Orderable part number (example)	MOQ(pcs)	Reliability Information	RoHS
2SA1943N(S1,E	25		Yes

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.

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