GALAXY ELECTRICAL
FEATURES
Underwriters Laboratory Recognition under UL standard
for safety 497B: Isolated Loop Circuit Protection
Low profile package with built-in strain relief for surface
mounted applications
Glass passivated junction
Low incremental surge resistance, excellent clamping
capability
600W peak pulse power capability with a 10/1000µs
waveform, repetition rate (duty cycle): 0.01%
Very fast response time
High temperature soldering guaranteed:
250°C/10 seconds at terminals
MECHANICAL DATA
Case:JEDEC DO-214AA molded plastic over passivated
junction
Terminals: Solder plated, solderable per MIL-STD-750,
method 2026
Polarity: Foruni-directional types the color band denotes
the cathode, which is postitive with respect to the
anode under normal TVS operation
Weight: 0.003 ounces, 0.093 grams
Flammability: Epoxy is rated UL 94V-0
Devic es for Bidirectional Applica tions
For bi-directional devices, use suffix C or CA (e.g. SMBJ10C, SMBJ10CA). Electrical characteristics apply in both directions.
MAXI MUM RATI NGS AND CHARACTERIS TICS
Ratings at 25 ambient temperature unless otherwise specified.
UNITVALUESYMBOL
SM BJ5.0 - - - SM BJ18 8CA
TRANSIENT VOLTAGE SUPPRESSOR BREAKDOWN V OLTAGE: 5.0 --- 188 V
PEAK PULSE POWER: 60 0 W
DO-214AA(SMB)
Peak pow er dissipation w ith a 10/1000μs w aveform (NOTE 1,2, FIG.1) PPPM Minimum 600 W
Peak pulse current w ith a 10/1000μs w aveform (NOTE 1) IPPM See Table Below A
3
Mounted on minimum recommended
ad la
out.
2
Mounted on 0.2 x 0.2"
5.0 x 5.0mm
co
er
ads to each terminal.
NOTES:
1
Non-re
etitive current
ules,
er Fi
. 3 and derated above TA=25
er Fi
. 2.
A
/WRθJL
Peak forw ard surge current, 8.3ms single half sine-w ave
ffff uni-directional only( (NOTE 2)
Typical thermal resistance, junction to lead
IFSM 100.0
100.0 /W
Operating junction and storage temperature range
TJ, TSTG -55---+150
20
Typical thermal resistance, junction to ambient( (NOTE 3) RθJA
Document Number 0285006, 1.
www.galaxycn.com
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BLGALAXY ELECTRICAL
inch(mm)