TransientVoltage Suppression Diodes
Surface Mount – 3000W > SMDJ series
RoHS
SMDJ Series
Description
The SMDJ series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
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tꢀ 3P)4ꢀDPNQMJBOU
tꢀ 'PSꢀTVSGBDFꢀNPVOUFEꢀ
applications in order to
optimize board space
tꢀ 'BTUꢀSFTQPOTFꢀUJNFꢄꢀ
typically less than 1.0ps
from 0V to BV min
tꢀ &YDFMMFOUꢀDMBNQJOHꢀ
capability
tꢀ -PXꢀJODSFNFOUBMꢀTVSHFꢀ
resistance
tꢀ 5ZQJDBMꢀ*R less than 2μA
above 12V
tꢀ )JHIꢀ5FNQFSBUVSFꢀ
soldering guaranteed:
260°C/40 seconds at
terminals
tꢀ 1MBTUJDꢀQBDLBHFꢀIBTꢀ
Underwriters Laboratory
Flammability 94V-O
Agency Approvals
tꢀ -PXꢀQSPmMFꢀQBDLBHF
tꢀ #VJMUꢁJOꢀTUSBJOꢀSFMJFG
tꢀ 5ZQJDBMꢀNBYJNVNꢀ
temperature coefficient
ΔVBR = 0.1% x VBR@25°C x ΔT
AGENCY
AGENCY FILE NUMBER
E230531
tꢀ (MBTTꢀQBTTJWBUFEꢀDIJQꢀ
junction
tꢀ ꢂꢃꢃꢃ8ꢀQFBLꢀQVMTFꢀQPXFSꢀ
capability at 10×1000ꢀs
waveform, repetition rate
(duty cycles):0.01%
Maximum Ratings andThermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
PPPM
Value
3000
Unit
W
Peak Pulse Power Dissipation at
TA=25ºC by 10x1000μs waveform
(Fig.1)(Note 1), (Note 2)
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Power Dissipation on infinite heat
sink atTA=50OC
PM(AV)
IFSM
6.5
W
A
Applications
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
300
TVS devices are ideal for the protection of I/O Interfaces,
CC bus and other vulnerable circuits used inTelecom,
V
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only
Computer, Industrial and Consumer electronic applications.
VF
3.5
V
Operating Junction and Storage
Temperature Range
T , TSTG -65 to 150
°C
J
TypicalThermal Resistance Junction
to Lead
RuJL
RuJA
15
75
°C/W
°C/W
TypicalThermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated aboveTA = 25OC per Fig. 2.
2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
device only, duty cycle=4 per minute maximum.
©2009 Littelfuse, Inc.
53
Revision: January 09, 2009
SMDJ Series
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMDJ.html for current information.