SMBJ12A933
SMBJ12A933, Rev. B1
SMBJ12A933
600 Watt Unidirectional Transient Voltage Suppressor
Absolute Maximum Ratings (Note 1) TA = 25°C unless otherwise noted
Note 1) These ratings are limiting values above which serviceability of any semiconductor device may be impaired.
Note 2) Measured on 8.3ms single half-sine wave or equivalent square wave. Duty cycle=4 pulses per minute maximum.
Thermal Characteristics
DO-214AA(SMB)
Color Band Denotes Cathode
Device Marking: PV
2003 Fairchild Semiconductor Corporation
Electrical Characteristics TA = 25°C unless otherwise noted
Symbol
Parameter
Value
Units
PPPM Peak Pulse Power Diss i pation on 10/1000µs waveform 600 W
IPPM Peak Pulse Current on 10/1000µs waveform 17.5 A
IFSM Non-repetitive Peak Forward Surge Current superimposed on rated
load (JEDEC method)(Note 2) 100 A
Symbol
Parameter
Value
Units
VBR Breakdown Voltage at IT = 1. 0mA 13.2 – 13.8 V
αT Maximum Temperature c oef ficient of VBR 0.083
%/°C
VRWM Reverse Stand-off Voltage 12 V
IR Maximum Revers e Leakage Current @VRWM 5
µA
VC Maximum Clamping V ol tage @IPPM 15.6 V
Symbol
Parameter
Value
Units
RθJA Thermal Resistance from Junction to Ambient 100 °C/W
RθJL Thermal Resistance from Junction to Leads 20 °C/W
TSTG Storage Temperature Range -65 to +175 °C
TJ Operating Junction Temperature -65 to +150 °C
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LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical implant into
the body, or (b) support or sustain life, or (c) whose
failure to perform when properly used in accordance
with instructions for use provided in the labeling, can be
reasonably expected to result in significant injury to the
user.
2. A critical component is any component of a life
support device or system whose failure to perform can
be reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification Product Status Definition
Advance Information
Preliminary
No Identification Needed
Obsolete
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
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In Design
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