Features
n Surface Mount SMB package
n Standoff Voltage: 12 to 58 volts
n Power Dissipation: 600 watts
n RoHS compliant*
n AEC-Q101 compliant**
Applications
n Protection of power buses
n Protection of I/O interfaces
n Overvoltage transient protection
n Automotive
– Entertainment applications
– Comfort applications
n Telecom, computer, industrial and
consumer electronics applications
Electrical Characteristics (@ T
A
= 25 °C Unless Otherwise Noted)
SMBJ-Q Transient Voltage Suppressor Diode Series
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**”Q” part number suffix indicates AEC-Q101 compliance.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Parameter Symbol Value Unit
Minimum Peak Pulse Power Dissipation (T
P
= 1 ms)
(Note 1,2)
P
PK
600 Watts
Peak Forward Surge Current
8.3 ms Single Half Sine Wave Superimposed on Rated Load
(JEDEC Method)
(Note 3)
I
FSM
100 Amps
Operating Temperature Range T
J
-55 to +150 °C
Storage Temperature Range T
STG
-55 to +150 °C
1. Non-repetitive current pulse, per Pulse Waveform graph and derated above T
A
= 25 °C per Pulse Derating Curve.
2. Mounted on 5.0 mm
2
(0.03 mm thick) copper pads to each terminal.
3. 8.3 ms Single Half-Sine Wave duty cycle = 4 pulses maximum per minute (unidirectional units only).
General Information
Bourns offers Transient Voltage Suppressor Diodes for surge and ESD protection applications, in compact chip package DO-214AA (SMB)
size format. The Transient Voltage Suppressor series offers a choice of Working Peak Reverse Voltage from 12 V up to 58 V. Typical fast
response times are less than 1.0 picosecond from 0 V to Breakdown Voltage.
Bourns
®
Chip Diodes conform to JEDEC standards, are easy to handle with standard pick and place equipment and the at conguration
minimizes roll away.
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
Asia-Pacic: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com