Dated : 11/11/2008 FD
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
SMBJ Series
TRANSIENT VOLTAGE SUPPRESSORS
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• 600 W peak pulse power capability
• Excellent clamping capability
Mechanical Data
• Case: DO-214AA (SMB) molded plastic
• Terminals: Solder plated
• Polarity: For unidirectional types the color band denotes
the cathode (except for bidirectional types)
• Mounting Position: Any
Description
• Devices for bidirectional applications
• For bidirectional use C or CA suffix for types SMBJ5.0 thru types SMBJ170A (e.g. SMBJ5.0C, SMBJ170CA)
• Electrical characteristics apply in both directions
Absolute Maximum Ratings (Ta = 25 OC unless otherwise specified)
Parameter
Symbol
Value
Unit
Peak Pulse Power Dissipation
1)
PPPM
Min. 600
W
Peak Pulse Current
1)
IPPM
See Next Table
A
Steady State Power Dissipation
2)
PPK
2
W
Peak Forward Surge Current, Unidirectional only
3)
IFSM
100
A
Maximum Instantaneous Forward Voltage
at 50 A, Unidirectional only
4)
VF
3.5 / 5
V
Operating Junction and Storage Temperature Range
TJ, TStg
- 55 to + 150
O
C
1) Pulse with a 10 / 1000 µs waveform.
2) Mounted on a 5 X 5 X 0.013 mm Copper pads to each terminal.
3) Measured on 8.3 ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute
maximum. For uni-directional devices only.
4) V
F: 3.5 V Max. for types SMBJ5.0~SMBJ90, VF: 5 V Max. for types SMBJ100~SMBJ170