SMBJ Series
Transient Voltage Suppressors
PINNING
PIN
1
DESCRIPTION
Cathode
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• 600 W peak pulse power capability
• Excellent clamping capability
Anode
2
1
2
Mechanical Data
• Case: SMB (DO-214AA) molded plastic
• Terminals: Solder plated
Top view
Plastic Package : SMB(DO-214AA)
• Polarity: For unidirectional types the color band denotes
the cathode (except for bidirectional types)
• Mounting Position: Any
Description
• Devices for bidirectional applications
• Electrical characteristics apply in both directions
Absolute Maximum Ratings (Ta = 25℃ unless otherwise specified)
Parameter
Symbol
PPPM
IPPM
Value
Min. 600
See Table 1
100
Unit
W
A
Peak Pulse Power Dissipation with a 10/1000 µs Waveform 1) 2)
Peak Pulse Current with a 10/1000 µs Waveform 1)
Peak Forward Surge Current, Unidirectional only 3)
Power Dissipation on Infinite Heat Sink at TL = 50℃
IFSM
A
PD
5
W
Air
± 30
± 30
ESD per IEC 61000-4-2
Contact
VESD
VF
KV
V
Maximum Instantaneous Forward Voltage
at 50 A, Unidirectional only 4)
3.5 / 5
2)
Typical Thermal Resistance from Juntion to Ambient
RθJA
100
℃/W
Operating Junction and Storage Temperature Range
Tj, Tstg
- 65 to + 150
℃
1) Non-repetitive current pulse, per Fig.3 and derated above TA = 25°C per Fig. 2.
2) Mounted on 5 mm2 (0.13mm thick) land areas.
3) Measured on 8.3ms,single half sine-wave or equivalent square wave,duty cycle=4 pulses per minute maximum.
4) VF:3.5V max for types SMBJ5.0~SMBJ90,VF:5V Man for types SMBJ100~SMBJ440.
1 / 5
®
Dated:22/07/2022 JD Rev:08