Product Summary
The SMCJ30A is a Transient Voltage Suppressor.
Parametrics
SMCJ30A absolute maximum ratings: (1)PPPM, Peak Pulse Power Dissipation on 10/1000 μs waveform: 1500 W; (2)IPPM, Peak Pulse Current on 10/1000 μs waveform: see table A; (3)IFSM, Non-repetitive Peak Forward Surge Current superimposed on rated load (JEDEC method): 200 A; (4)Tstg, Storage Temperature Range: -55 to +150℃; (5)TJ, Operating Junction Temperature: + 150℃.
Features
SMCJ30A features: (1)Glass passivated junction.; (2)1500 W Peak Pulse Power capability on 10/1000 μs waveform.; (3)Excellent clamping capability; (4)Low incremental surge resistance; (5)Fast response time; typically less than 1.0 ps from 0 volts to BV for; (6)unidirectional and 5.0 ns for bidirectional; (7)Typical IR less than 1.0 μA above 10V; (8)UL certificate #E326243 and E210467; (9)UL94V-0 Flammability Classification.
Diagrams

| Image | Part No | Mfg | Description | ![]() |
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![]() SMCJ30A |
![]() Fairchild Semiconductor |
![]() TVS Diodes - Transient Voltage Suppressors 1500W TVS Unidirectional |
![]() Data Sheet |
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![]() |
![]() SMCJ30A/9AT |
![]() Vishay Semiconductors |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30V Unidirect |
![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() SMCJ30A/9BT |
![]() Vishay Semiconductors |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30V Unidirect |
![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() SMCJ30A-13 |
![]() Diodes Inc. |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30.0V |
![]() Data Sheet |
![]() Negotiable |
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![]() SMCJ30A-13-F |
![]() Diodes Inc. |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30.0V |
![]() Data Sheet |
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![]() |
![]() SMCJ30A-E3/57T |
![]() Vishay Semiconductors |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30V Unidirect |
![]() Data Sheet |
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![]() |
![]() SMCJ30A-E3/9AT |
![]() Vishay Semiconductors |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30V Unidirect |
![]() Data Sheet |
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![]() SMCJ30A-TR |
![]() STMicroelectronics |
![]() TVS Diodes - Transient Voltage Suppressors 1500W 30V Unidirect |
![]() Data Sheet |
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(China (Mainland))









