myMectronic
myMectronic

A Premier B2B Part Search

Bourns SMAJ40A Transient Voltage Suppressor Diode

The SMAJ40A transient voltage suppressor diode offers excellent ESD protection and surge handling capabilities in a compact SMA package. With a standoff voltage of 40 V, it is RoHS compliant and conforms to IEC standards for EFT and surge immunity. Designed for sensitive electronic equipment, this unidirectional device manages peak pulse power up to 400 watts and supports rapid response times, making it ideal for portable communication, computing, and video devices. Its durable plastic case ensures reliability in demanding environments, providing robust transient suppression to safeguard circuits.

Authorized Distributors
Source:Newark
Part No:SMAJ40A
Stock:940
Inv Date:05-28-2026
Price: Unit price: $0.412
Buy/RFQ:
Source:Newark
Part No:SMAJ40A
Stock:1299
Inv Date:05-28-2026
Price: Unit price: $0.076
Buy/RFQ:
Source:Newark
Part No:SMAJ40A
Stock:4086
Inv Date:05-28-2026
Price: Unit price: $0.504
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:1231
Inv Date:05-28-2026
Price: Unit price: $0.29
Buy/RFQ:
Part No:SMAJ40A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMAJ40A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMAJ40A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMAJ40A
Stock:66831
Inv Date:05-29-2026
Price: Unit price: $0.46
Buy/RFQ:
Part No:SMAJ40A
Stock:4325
Inv Date:05-29-2026
Price: Unit price: $0.42
Buy/RFQ:
Authorized Distributors
Part No:SMAJ40A
Stock:29117
Inv Date:05-29-2026
Price: Unit price: $0.38
Buy/RFQ:
Part No:SMAJ40A
Stock:55887
Inv Date:05-29-2026
Price: Unit price: $0.49
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.43
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.05898
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:6000
Inv Date:05-28-2026
Price: Unit price: $0.26
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:33931
Inv Date:05-28-2026
Price: Unit price: $0.52
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.08462
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:62152
Inv Date:05-28-2026
Price: Unit price: $0.47
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:13500
Inv Date:05-28-2026
Price: Unit price: $0.1
Buy/RFQ:
Authorized Distributors
Source:DigiKey
Part No:SMAJ40A
Stock:10000
Inv Date:05-28-2026
Price: Unit price: $0.1686
Buy/RFQ:
Source:DigiKey
Part No:SMAJ40A
Stock:1105
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Part No:SMAJ40A
Stock:9800
Inv Date:05-28-2026
Price: Unit price: $0.07
Buy/RFQ:
Part No:SMAJ40A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Part No:SMAJ40A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Part No:SMAJ40A
Stock:25042
Inv Date:05-28-2026
Price: Unit price: $0.0694
Buy/RFQ:
Part No:SMAJ40A
Stock:29374
Inv Date:05-28-2026
Price: Unit price: $0.308
Buy/RFQ:
Part No:SMAJ40A
Stock:29374
Inv Date:05-28-2026
Price: Unit price: $0.308
Buy/RFQ:
Part No:SMAJ40A
Stock:25042
Inv Date:05-28-2026
Price: Unit price: $0.0694
Buy/RFQ:
Authorized Distributors
Part No:SMAJ40A
Stock:40000
Inv Date:05-28-2026
Price: Unit price: $0.0537
Buy/RFQ:
Part No:SMAJ40A
Stock:10
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Source:Arrow EU
Part No:SMAJ40A
Stock:5000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMAJ40A
Stock:4
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns SMAJ40A Transient Voltage Suppressor Diode Specifications:

  • Package: SMA/DO-214AC
  • Polarity: Unidirectional
  • Standoff Voltage: 40 V
  • Peak Pulse Power Dissipation: 400 Watts
  • Maximum Surge Current: 40 Amps (8.3 ms single half sine wave)
  • Steady State Power Dissipation: 1.0 Watts at 75°C
  • Maximum Instantaneous Forward Voltage: 35V at 35A
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C
  • Dimensions: A 3.99-4.57mm, B 2.29-2.92mm, C 1.25-1.65mm, D 0.15-0.31mm, E 4.83-5.59mm, F 0.05-0.203mm, G 1.98-2.62mm, H 0.76-1.52mm
  • Polarity indication: Cathode band for unidirectional devices
  • Material: Molded plastic UL Class 94V-0
  • Weight: 0.064 grams

Buy the Buy Bourns SMAJ40A Part Number SMAJ40A Online

Secure your electronic devices with Bourns SMAJ40A transient voltage suppressor diode. This compact SMA package offers 40V standoff voltage, 400W peak pulse power, and rapid response times, making it ideal for surge and ESD protection applications in portable communication, computing, and video equipment. Its durable plastic case and RoHS compliance ensure safety and environmental standards. Easily handle and mount this reliable component to safeguard circuits from transient events, ensuring longevity and operational integrity for sensitive electronics, providing peace of mind during deployment and operation.

Buy Bourns SMAJ40A now and experience unmatched reliability and high surge protection for sensitive electronics.

Frequently Asked Questions

Where can I buy Bourns SMAJ40A?

You can click on the BUY or RFQ button to purchase SMAJ40A from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part SMAJ40A?

You can download the SMAJ40A datasheet or visit the Bourns website for support.

Who is the manufacturer of SMAJ40A?

Bourns

Bourns Part List

Browse and search other Bourns parts, locate datasheets and stock

Sponsored by