BAS21 Youtai

BAS21 electronic component of Youtai
BAS21 Youtai
BAS21 Diodes - General Purpose, Power, Switching
BAS21  Semiconductors
Images are for reference only, See Product Specifications

X-On Electronics has gained recognition as a prominent supplier of BAS21 Diodes - General Purpose, Power, Switching across the USA, India, Europe, Australia, and various other global locations. BAS21 Diodes - General Purpose, Power, Switching are a product manufactured by Youtai. We provide cost-effective solutions for Diodes - General Purpose, Power, Switching, ensuring timely deliveries around the world.

Part No. BAS21
Manufacturer: Youtai
Category: Diodes - General Purpose, Power, Switching
Description: Switching Diode SOT-23-3 RoHS
Datasheet: BAS21 Datasheet (PDF)
Price (USD)
50: USD 0.0236 ea
Line Total: USD 1.18 
Availability : 3831
  
Ship by Wed. 19 Nov to Tue. 25 Nov
QtyUnit Price
50$ 0.0236
500$ 0.0188
3000$ 0.0101
6000$ 0.0091
24000$ 0.0083
51000$ 0.0076

Availability 3831
Ship by Wed. 19 Nov to Tue. 25 Nov
MOQ : 50
Multiples : 50
QtyUnit Price
50$ 0.0236
500$ 0.0188
3000$ 0.0101
6000$ 0.0091
24000$ 0.0083
51000$ 0.0076

   
Manufacturer
Product Category
Package / Case
Configuration
Recovery Time
Category
Rohs
Brand
Reverse Voltage Vr
Operating Temperature
Maximum Power Dissipation
Forward Voltage Vf@If
Reverse Leakage Current
Average Rectified Current Io
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

BAS21 Alternative Parts

Image Part-Description
Stock Image BAS21 XZT
250V 1.25V@200mA 50ns 200mA SOT-23 Switching Diodes 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: 150
Stock Image BAS21 Blue Rocket
250V 250mW Single 50ns 200mA SOT-23 Switching Diode 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 BAS21 TWGMC
SOT-23 Switching Diode 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: 2850
Stock Image BAS21 Yongyutai Electronics
SOT-23 Switching Diode 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: 2100
Stock Image BAS21 hongjiacheng
250V Single 1.25V@150mA 50ns 200mA SOT-23 Switching Diodes 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: 48400
Stock Image BAS21 Yangjie
Switching Diode 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: 2900
Stock Image BAS21 MSKSEMI
250V 225mW Single 1.25V@200mA 50ns 200mA SOT-23 Switching Diode 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: 3780
Stock Image BAS21 Changjing Electronics Technology
Switching Diode 250V 200mA 1.25V @ 200mA 50ns 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: 3000
Stock Image BAS21 Bourne
250V 225mW 1.25V@200mA 50ns 200mA SOT-23 Switching Diode 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 BAS21 Diotec
Small Signal Switching Diodes Small Signal Diode, SOT-23, 250V, 0.2A, 150C
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: 4848

We are delighted to provide the BAS21 from our Diodes - General Purpose, Power, Switching 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 BAS21 and other electronic components in the Diodes - General Purpose, Power, Switching category and beyond.

Image Part-Description
Stock Image BAS21C
Switching Diode SOT-23-3 RoHS
Stock : 604
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 BAV23C
Switching Diode SOT-23-3 RoHS
Stock : 3059
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 BAV99
Switching Diode SOT-23-3 RoHS
Stock : 992
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 BAV70
Switching Diode SOT-23-3 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 BAW56
Switching Diode SOT-23-3 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 BAT54
Schottky Barrier Diodes (SBD) SOT-23-3 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 BAT54A
Schottky Barrier Diodes (SBD) SOT-23-3 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 BAT54C
Schottky Barrier Diodes (SBD) SOT-23-3 RoHS
Stock : 10800
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 BC846B
Transistors (NPN/PNP) SOT-23-3 RoHS
Stock : 650
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 BC807-40
Transistors (NPN/PNP) SOT-23-3 RoHS
Stock : 2350
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.
Image Part-Description
Stock Image BAS21C
Switching Diode SOT-23-3 RoHS
Stock : 604
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 BAV23C
Switching Diode SOT-23-3 RoHS
Stock : 3059
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 BAV99
Switching Diode SOT-23-3 RoHS
Stock : 992
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 BAV70
Switching Diode SOT-23-3 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 BAW56
Switching Diode SOT-23-3 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 1SS226
Switching Diode SOT-23-3 RoHS
Stock : 200
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 1SS193
Switching Diode SOT-23-3 RoHS
Stock : 3434
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 BAW56
Switching Diode SOT-23(SOT-23-3) 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 BAV99
Switching Diode SOT-23 RoHS
Stock : 200
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 DHE1M
Diodes - General Purpose SOD-123 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.

The BAS21 with Switching Diode SOT-23-3 RoHS is a three terminal switching diode manufactured by Youtai. It is primarily used as an ESD protection diode, power switching diode, signal and switching diode, steering diode, current regulator and trigger diode. This device is in a RoHS compliant SOT-23-3 package with an integrated output protection diode. It is also capable of handling high surge current and is well suited for a wide range of application conditions. The BAS21 is designed for both low noise and high performance operation. The device is rated for up to 350mA of current and has a maximum reverse voltage rating of 4V.

Tariff Desc

8543.70.00 Other machines and apparatus Free
13 Signal processors (graphic equalisers, crossovers etc.) 91 Other Free

9027.10.00 Instruments and apparatus for physical or chemical analysis (eg, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes Free

9031.80.00 MEASURING OR CHECKING INSTRUMENTS, APPLIANCES AND MACHINES, NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER; PROFILE PROJECTORS Other instruments, appliances and machines Free

9030.31.00 Oscilloscopes, spectrum analysers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, x-ray, cosmic or other ionising radiations.
Other instruments and apparatus, for measuring or checking voltage, current, resistance or power Multimeters without a recording device Free

8473.30.00 Parts and accessories of the machines of 8471 AUTOMATIC DATA PROCESSING MACHINES AND UNITS THEREOF; MAGNETIC OR OPTICAL READERS, MACHINES FOR TRANSCRIBING DATA ONTO DATA MEDIA IN CODED FORM AND MACHINES FOR PROCESSING SUCH DATA, NOT ELSEWHERE SPECIFIED OR INCLUDED:
.Other 71 No Weighing less than 1kg Free

8537 BOARDS, PANELS, CONSOLES, DESKS, CABINETS AND OTHER BASES, EQUIPPED WITH TWO OR MORE APPARATUS OF 8535 OR 8536, FOR ELECTRIC CONTROL OR THE DISTRIBUTION OF ELECTRICITY, INCLUDING THOSE INCORPORATING INSTRUMENTS OR APPARATUS OF CHAPTER 90, AND NUMERICAL CONTROL APPARATUS, OTHER THAN SWITCHING APPARATUS OF 8517:
8538 PARTS SUITABLE FOR USE SOLELY OR PRINCIPALLY WITH THE APPARATUS OF 8535, 8536 OR 8537:
8538.10.10 22 For programmable controllers Free
MF80251V1-1000U-A99 DC Fans by Sunon image

Sep 2, 2025
The MF80251V1-1000U-A99 DC Fans by Sunon offer 80mm design, 12V DC operation, high airflow, low noise, and long-life Vapo Bearing™, making them ideal for industrial, computing, and automation cooling.
G2R-1 48VDC General Purpose Relays | Omron image

Oct 7, 2025
The G2R-1 48VDC General Purpose Relays by Omron offer reliable, high-performance switching with SPDT contacts and 48V DC coil, ideal for industrial and control systems worldwide.
CR-05FL7----1M Thick Film Resistor by Viking image

Jul 4, 2025
CR-05FL7----1M Thick Film Resistor by Viking offers 1MO resistance, ±1% tolerance, and 0805 SMD size—ideal for compact, stable, and high-precision electronic circuits.
D38999/20FJ35PN MIL Spec Connector by Amphenol image

Jun 2, 2025
The D38999/20FJ35PN by Amphenol is a rugged, threaded Circular MIL Spec Connector designed for high-density, EMI-shielded applications in aerospace, defense, and harsh industrial environments. Trusted for secure, reliable connections worldwide.

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

 

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.
 

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