myMectronic
myMectronic

A Premier B2B Part Search

Littelfuse SMBJ28A Transient Voltage Suppressor Diode

The SMBJ28A surface mount transient voltage suppression diode offers 600W peak pulse power capacity, ideal for protecting electronic circuits from voltage surges caused by lightning and transient events. It features excellent clamping capability, low leakage, and fast response time, making it suitable for telecom, industrial, and consumer electronics. Its compact, low-profile package with a matte tin-plated finish ensures easy soldering, high-temperature reflow compatibility, and RoHS compliance. Designed for reliable operation across a wide temperature range, it provides robust suppression for sensitive data lines and IO interfaces.

Authorized Distributors
Source:Newark
Part No:SMBJ28A
Stock:4194
Inv Date:05-28-2026
Price: Unit price: $0.361
Buy/RFQ:
Source:Newark
Part No:SMBJ28A
Stock:107
Inv Date:05-28-2026
Price: Unit price: $0.074
Buy/RFQ:
Part No:SMBJ28A
Stock:5668
Inv Date:05-29-2026
Price: Unit price: $0.4
Buy/RFQ:
Part No:SMBJ28A
Stock:56540
Inv Date:05-29-2026
Price: Unit price: $0.49
Buy/RFQ:
Part No:SMBJ28A
Stock:1990
Inv Date:05-29-2026
Price: Unit price: $0.73
Buy/RFQ:
Part No:SMBJ28A
Stock:30318
Inv Date:05-29-2026
Price: Unit price: $0.45
Buy/RFQ:
Part No:SMBJ28A
Stock:32459
Inv Date:05-29-2026
Price: Unit price: $0.51
Buy/RFQ:
Part No:SMBJ28A
Stock:16650
Inv Date:05-29-2026
Price: Unit price: $0.39
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Authorized Distributors
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:604
Inv Date:05-28-2026
Price: Unit price: $0.63
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:478551
Inv Date:05-28-2026
Price: Unit price: $0.43
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:308
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:6000
Inv Date:05-28-2026
Price: Unit price: $0.28
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.18002
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:396000
Inv Date:05-28-2026
Price: Unit price: $0.2168
Buy/RFQ:
Authorized Distributors
Source:DigiKey
Part No:SMBJ28A
Stock:2200
Inv Date:05-28-2026
Price: Unit price: $0.08
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.5
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:10000
Inv Date:05-28-2026
Price: Unit price: $0.024
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:8715
Inv Date:05-28-2026
Price: Unit price: $0.4
Buy/RFQ:
Source:DigiKey
Part No:SMBJ28A
Stock:7241
Inv Date:05-28-2026
Price: Unit price: $0.53
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMBJ28A
Stock:2532
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.16
Buy/RFQ:
Authorized Distributors
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.14
Buy/RFQ:
Part No:SMBJ28A
Stock:16670
Inv Date:05-28-2026
Price: Unit price: $0.1393
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.0922
Buy/RFQ:
Part No:SMBJ28A
Stock:16670
Inv Date:05-28-2026
Price: Unit price: $0.1393
Buy/RFQ:
Part No:SMBJ28A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.0922
Buy/RFQ:
Part No:SMBJ28A
Stock:393000
Inv Date:05-28-2026
Price: Unit price: $0.063
Buy/RFQ:
Part No:SMBJ28A
Stock:6071
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:SMBJ28A
Stock:7645
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Source:Arrow EU
Part No:SMBJ28A
Stock:9000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Authorized Distributors
Part No:SMBJ28A
Stock:3011
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse SMBJ28A Transient Voltage Suppressor Diode Specifications:

  • Peak Pulse Power: 600W at 10/1000 us waveform
  • Maximum Reverse Stand-off Voltage: 28V
  • Breakdown Voltage: Typical 31.2V
  • Clamping Voltage: Max 43V at 1mA, Max 53V at 10A
  • Reverse Leakage Current: Less than 1pA when V, min >12V
  • Forward Voltage Drop: Typical 3.5/5.0V at 50A
  • Operating Temperature Range: -65°C to 150°C
  • Peak Forward Surge Current: 100A (8.3ms single sine wave)
  • Thermal Resistance Junction to Lead: 20°C/W
  • Thermal Resistance Junction to Ambient: 100°C/W
  • Lead Material: Matte tin-plated, RoHS compliant
  • Package: Surface mount SMBJ series DO-214AA
  • Soldering: Compatible with high temp reflow at 260°C for 40 sec
  • Compliance: UL V-0 flammability, IEC-61000-4-2 ESD 30kV
  • Application: Surge protection in telecom, data lines, industrial electronics

Buy the Littelfuse Series SMBJ28A TVS Diode: 28V Transient Voltage Suppressor

Protect your electronic systems efficiently with the Littelfuse Series SMBJ28A transient voltage suppression diode. Designed to handle 600W peak pulse power, it provides fast response and high reliability against voltage spikes caused by lightning strikes and transient events. Its surface-mount package ensures easy integration and space-saving installation on boards. With RoHS compliance and UL V-0 flammability rating, this diode is ideal for telecom, industrial, and consumer electronics. Secure your circuits today by purchasing online and benefit from proven surge protection technology that enhances device longevity and safety.

Order your Littelfuse Series SMBJ28A transient voltage suppression diode today and ensure your electronic circuits are protected against voltage transients and surges.

Frequently Asked Questions

Where can I buy Littelfuse SMBJ28A?

You can click on the BUY or RFQ button to purchase SMBJ28A from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part SMBJ28A?

You can download the SMBJ28A datasheet or visit the Littelfuse website for support.

Who is the manufacturer of SMBJ28A?

Littelfuse

Littelfuse Part List

Browse and search other Littelfuse parts, locate datasheets and stock

Sponsored by