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SMBJ33A

Description
Polarity: Unidirectional Peak pulse current (10/1000us): 11.26A Clamping voltage: 53.3V Breakdown voltage (minimum): 36.7V Reverse shutdown voltage (typ.): 33V
CategoryDiscrete semiconductor    TVS diode   
File Size2MB,7 Pages
ManufacturerSOCAY
Websitehttp://www.socay.com
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SMBJ33A Overview

Polarity: Unidirectional Peak pulse current (10/1000us): 11.26A Clamping voltage: 53.3V Breakdown voltage (minimum): 36.7V Reverse shutdown voltage (typ.): 33V

SMBJ33A Parametric

Parameter NameAttribute value
polarityUnidirectional
Peak pulse current (10/1000us)11.26A
clamping voltage53.3V
Breakdown voltage (minimum value)36.7V
Reverse shutdown voltage (typ)33V
Surface Mount Transient Voltage Suppressors (TVS)
SMBJ Series
Description
The SMBJ series is designed specifically to protect sensitive electronic
equipment from voltage transients induced by lightning and other transient
voltage events.
5.0 To 440 V
600W
Uni-directional
Bi-directional
Features
For surface mounted applications in order to optimize board space
Low leakage
Uni and Bidirectional unit
Glass passivated junction
Low inductance
Excellent clamping capability
600W Peak power capability at 10 × 1000µs waveform Repetition rate
(duty cycle):0.01%
Fast response time: typically less than 1.0ps from 0 Volts to V
BR
min
Typical I
R
less than 5μA above 12V.
High Temperature soldering: 260°C/40 seconds at terminals
Typical maximum temperature coefficient ΔV
BR
= 0.1% ×
V
BR
@25°C× ΔT
Plastic package has Underwriters Laboratory Flammability 94V-0
Matte tin lead–free Plated
Halogen free and RoHS compliant
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)
Functional Diagram
Bi-directional
Cathode
Uni-direction
Anode
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E341027
Applications
TVS devices are ideal for the protection of I/O interfaces,
V
CC
bus and other vulnerable circuits used in Telecom,
Computer, Industrial and Consumer electronic applications.
Maximum Ratings
(T
A
=25℃ unless otherwise noted)
Parameter
Symbol
P
PPM
I
PP
P
M(AV)
I
FSM
V
F
T
J
, T
STG
Value
600
See Next Table
5.0
100
3.5/5.0
-55 to +150
Unit
Watts
Amps
Watt
Amps
Voltage
Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note
1), (Note 2)
Peak Pulse Current with a 10/1000µs waveform.(Note1,Fig.3)
Power Dissipation on Infinite Heat Sink at T
L
=75°C
Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only
(Note 4)
Operating junction and Storage Temperature Range.
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25℃ per Fig. 2.
2. Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
4. V
F
< 3.5V for V
BR
< 200V and V
F
< 6.5V for V
BR
> 201V.
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
www.socay.com
1/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
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