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Home > Semiconductors > Discrete Semiconductors > Diodes & Rectifiers > ST-MICRO SMBJ28A-TR Diode Suppressor 28V 600W

ST-MICRO SMBJ28A-TR Diode Suppressor 28V 600W

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St-Micro - St-Micro Smbj28A-Tr Diode Suppressor 28V 600W Diode

ST-MICRO SMBJ28A-TR Diode Suppressor 28V 600W

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ST-MICRO STMicroelectronics SMBJ28A-TR TVS Diodes - Transient Voltage Suppressors 28V 600W SMB

Manufacturer: STMicroelectronics
Product Category: TVS Diodes - Transient Voltage Suppressors
RoHS: RoHS Compliant
Brand: STMicroelectronics
Termination Style: SMD/SMT
Package / Case: DO-214AA
Polarity: Unidirectional
Working Voltage: 28 V
Breakdown Voltage: 31.1 V
Clamping Voltage: 59 V
Peak Surge Current: 13.8 A
Series: SMBJ28
Minimum Operating Temperature: - 55 C
Maximum Operating Temperature: + 150 C
Height: 2.45 mm
Length: 4.6 mm
Mounting Style: SMD/SMT
Operating Temperature Range: - 65 C to + 175 C
Packaging: Reel
Pd - Power Dissipation: 600 W
Tradename: Transil
Type: Unidirectional
Width: 3.95 mm
Unit Weight: 0.003880 oz

The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.


  • Excellent clamping capability
  • Low incremental surge resistance
  • Typical IR less than 1µA above 12V
  • For surface mounted applications to optimize board space
  • Low profile package
  • Typical failure mode is short from over-specified voltage or current
  • Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c
  • IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)
  • ESD protection of data lines in accordance with IEC 61000-4-2 (IEC801-2)
  • EFT protection of data lines in accordance with IEC 61000-4-4 (IEC801-4)
  • Built-in strain relief
  • Fast response time: typically less than 1.0ps from 0V to BV min
  • 600W peak pulse power capability at 10×1000μs waveform, repetition rate (duty cycles):0.01%
  • Typical maximum temperature coefficient ΔVBR= 0.1% × VBR@25°C × ΔT
  • Glass passivated chip junction
  • High temperature soldering guaranteed: 260°C/40 seconds at terminals
  • Plastic package has underwriters laboratory flammability 94V-O
  • Matte tin lead–free plated
  • Halogen free and RoHS compliant


TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications.

Additional Information

Click here to Download Datasheet I
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