MMBTA42 Semtech

MMBTA42 electronic component of Semtech
MMBTA42 Semtech
MMBTA42 Bipolar Transistors - BJT
MMBTA42 Semiconductors
Images are for reference only, See Product Specifications

X-On Electronics has gained recognition as a prominent supplier of MMBTA42 Bipolar Transistors - BJT across the USA, India, Europe, Australia, and various other global locations. MMBTA42 Bipolar Transistors - BJT are a product manufactured by Semtech. We provide cost-effective solutions for Bipolar Transistors - BJT, ensuring timely deliveries around the world.

Part No. MMBTA42
Manufacturer: Semtech
Category: Bipolar Transistors - BJT
Description: Transistors (NPN/PNP) NPN 500mA 300V SOT-23 (SOT-23-3) RoHS
Datasheet: MMBTA42 Datasheet (PDF)
Price (USD)
20: USD 0.0472 ea
Line Total: USD 0.94 
Availability : 2580
  
Ship by Mon. 13 Oct to Fri. 17 Oct
QtyUnit Price
20$ 0.0472
200$ 0.0372
600$ 0.0316
3000$ 0.0181
9000$ 0.0161
21000$ 0.015

 MMBTA42 More Buying Options & Price Grid(s)
Availability 2580
Ship by Mon. 13 Oct to Fri. 17 Oct
MOQ : 20
Multiples : 20
QtyUnit Price
20$ 0.0472
200$ 0.0372
600$ 0.0316
3000$ 0.0181
9000$ 0.0161
21000$ 0.015

Specifications

   
Manufacturer
Product Category
Packaging
Rohs
Package
Transistor Type
Current - Collector Ic Max
Voltage - Collector Emitter Breakdown Max
Power - Max
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

MMBTA42 Alternative Parts

Image Part-Description
Stock Image MMBTA42 JSMSEMI
200V 350mW 500mA 25@10A,1V 50MHz 500mV@20mA,2mA -55℃~+150℃@(Tj) SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 130050
Stock Image MMBTA42 ALJ
300V 350mW 300mA NPN SOT-23 Bipolar (BJT) ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 15850
Stock Image MMBTA42 Wild Goose
SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 600
Stock Image MMBTA42 Jingdao
300V 350mW 200@10mA,10V 300mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 5400
Stock Image MMBTA42 Juxing Electronic Technology
65V 350mW 60@1mA,10V 100mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2680
Stock Image MMBTA42 GOODWORK
300V 300mW 100@10mA,10V 300mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 4760
Stock Image MMBTA42 SLKORMICRO
Transistors (NPN/PNP) SOT-23 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 3000
Stock Image MMBTA42 Youtai
Transistors (NPN/PNP) SOT-23-3 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2860
Stock Image MMBTA42 FUXINSEMI
Transistors (NPN/PNP) SOT-23 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2230
Stock Image MMBTA42 Shikues
SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2940
Stock Image MMBTA42 HXY MOS
300V 350mW 100@10mA,10V 300mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 320
Stock Image MMBTA42 Yongyutai Electronics
300V 350mW 500mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 4380
Stock Image MMBTA42 High Diode
Transistors (NPN/PNP) SOT-23 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 3320
Stock Image MMBTA42 YFW Electronics
300V 350mW 60@1mA,10V 500mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 1340
Stock Image MMBTA42 NH
300V 300mW 500mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2760
Stock Image MMBTA42 LGE
Transistors (NPN/PNP) SOT-23 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2920
Stock Image MMBTA42 Changjing Electronics Technology
Transistors (NPN/PNP) NPN 300mA 300V SOT-23 (SOT-23-3) RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 78720
Stock Image MMBTA42 Hottech
Transistors (NPN/PNP) NPN 300mA 300V SOT-23 (SOT-23-3) RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 26017
Stock Image MMBTA42 ElecSuper
300V 350mW 60 300mA NPN SOT-23 Bipolar Transistors - BJT ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 260
Stock Image MMBTA42 Blue Rocket
Transistors (NPN/PNP) NPN 500mA 300V SOT-23 RoHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 15520
Stock Image MMBTA42 Yangjie
Transistor: NPN; bipolar; 300V; 0.5A; 350mW; SOT23
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 2260
Stock Image MMBTA42 Diotec
Trans GP BJT NPN 300V 0.5A 250mW 3-Pin SOT-23 T/R
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock: 156499

We are delighted to provide the MMBTA42 from our Bipolar Transistors - BJT category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the MMBTA42 and other electronic components in the Bipolar Transistors - BJT category and beyond.

More Products By Manufacturer "Semtech"

Image Part-Description
Stock Image UCLAMP0541Z.TFT
ESD Suppressors / TVS Diodes 1-Line 5V 9pF ESD SLP0603P2X3 15k-pcs
Stock : 7993
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image LL4148
Switching Diode 75V 200mA 1V @ 10mA 4ns LL-34 RoHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 1N4148W
Switching Diode 75V 150mA 1.25V @ 150mA 4ns SOD-123 RoHS
Stock : 3086500
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MMBT3904
Transistors (NPN/PNP) NPN 200mA 40V SOT-23 (SOT-23-3) RoHS
Stock : 2200
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MMBT3906
Transistors (NPN/PNP) PNP 200mA 40V SOT-23 (SOT-23-3) RoHS
Stock : 13200
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MMBT9014C
Transistors (NPN/PNP) NPN 100mA 45V SOT-23 (SOT-23-3) RoHS
Stock : 13200
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 2SA733P
Transistors (NPN/PNP) PNP 150mA 50V TO-92 (TO-92-3) RoHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MMBT9014B
Transistors (NPN/PNP) NPN 100mA 45V TO-236 RoHS
Stock : 2850
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MMBT9014D
Transistors (NPN/PNP) NPN 100mA 45V SOT-23 (SOT-23-3) RoHS
Stock : 9000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 1N4148
Diodes - General Purpose 100V 200mA 1V @ 10mA DO-35 RoHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

More Products By Category "Bipolar Transistors - BJT"

Image Part-Description
Stock Image 2N5401
Central Semiconductor Bipolar Transistors - BJT PNP Gen Pr Amp
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 2SD1898T100Q
Bipolar (BJT) Transistor NPN 80 V 1 A 100MHz 2 W Surface Mount MPT3
Stock : 2064
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MJE170G
Bipolar (BJT) Transistor PNP 40 V 3 A 50MHz 1.5 W Through Hole TO-126
Stock : 6890
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image FMMT551TA
Bipolar Transistors - BJT PNP Medium Power
Stock : 9000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Hot Stock Image BC807DS,115
Transistors Bipolar - BJT TRANS DOUBLE TAPE-7
Stock : 372000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image NSS60601MZ4T3G
ON Semiconductor Bipolar Transistors - BJT 60V6A LOW VCE(SAT) NPN
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image KSC2330YTA
Bipolar (BJT) Transistor NPN 300 V 100 mA 50MHz 1 W Through Hole TO-92-3
Stock : 59196
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image CMUT2907A TR
Central Semiconductor Bipolar Transistors - BJT PNP
Stock : 8901
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 2SC4117-BL,LF
Bipolar Transistors - BJT Transistor for Low Freq. Amplification
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 2N4401
Trans GP BJT NPN 40V 0.6A 3-Pin TO-92 Bulk
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Additional Infomation About Product

The MMBTA42 with Transistors is a NPN (Negative Positive Negative) type transistor manufactured by Semtech in a SOT-23-3 package, which is RoHS (Restriction of Hazardous Substances) compliant. This transistor has a rated power rating of 500 mA and a voltage rating of 300 Volts and is intended for use in switching, linear, and digital applications. It also features excellent ESD (electrostatic discharge) protection and low noise characteristics, making it suitable for use in high performance applications.

HS Compliance

Tariff Desc

8541.21.00 16 No - - With a dissipation rate of less than 1 W Free

DIODES, TRANSISTORS AND SIMILAR SEMICONDUCTOR DEVICES; PHOTOSENSITIVE SEMICONDUCTOR DEVICES,

SEM may also be referenced as

Semtech
Semtech Corporation
SEMTECH ELECTRONICS LIMITED
SEMTECH INTERNATIONAL
ST(Semtech)

SMAJ28CA TVS Diodes by Youtai – Fast ESD Protection
SMAJ28CA TVS Diodes by Youtai – Fast ESD Protection image

Jul 29, 2025
SMAJ28CA ESD Suppressors / TVS Diodes by Youtai offer 28V bidirectional surge protection, 400W peak power handling, and ultra-fast response for automotive and industrial applications.

SMAJ28CA TVS Diodes by Yageo – Surge Protection Choice
SMAJ28CA TVS Diodes by Yageo – Surge Protection Choice image

Jul 29, 2025
SMAJ28CA ESD Suppressors / TVS Diodes by Yageo deliver 28V bidirectional protection, 400W surge handling, and ultra-fast response for industrial and automotive electronics.

Best Retailer of W3296W-1-204 Trimmer Resistors Globally
Best Retailer of W3296W-1-204 Trimmer Resistors Globally image

Nov 25, 2024
The W3296W-1-204 Trimmer Resistor by Netech is a 200K? multi-turn trimming potentiometer designed for precise circuit calibration. With vertical/top adjustment and straight pins for through-hole mounting, it ensures accurate resistance tuning in applications like sensor modules, amplifier circuit

SMAJ28CA TVS Diodes by YFW Electronics – Compact Surge Protection
SMAJ28CA TVS Diodes by YFW Electronics – Compact Surge Protection image

Jul 29, 2025
SMAJ28CA ESD Suppressors / TVS Diodes by YFW Electronics offer 28V bidirectional protection, 400W peak surge handling, and ultra-fast clamping for industrial and automotive applications.

Looking for help? Visit our FAQ's Section to answer to all your questions

Resources

Company

Support

 

X-ON Worldwide Electronics

Welcome To X-ON Electronics
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
  +61 8 9358 9358 |   sales@x-on.com.au |   Chat
 
Policies | Terms and Conditions | Sitemap

Copyright ©2025  X-ON Electronics Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing. All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted AS9120 Certified