
Solid State Devices, Inc.
14701 Firestone Blvd * La Mirada, Ca 90638
Phone: (562) 404-4474 * Fax: (562) 404-1773
ssdi@ssdi-power.com * www.ssdi-power.com
DESIGNER’S DATA SHEET
FEATURES:
Hermetically Sealed in Glass
Metallurgically Bonded
Surface Mount Versions Available
Ministud Versions Available
Solid Silver Leads for High Power Dissipation
TX, TXV, and Space Level Screening Available
2/
Part Number / Ordering Information 1/
ST1.5K A 9.1 SMS TX
│
└ Screening 2/ __ = Not Screened
TX = TX Level
TXV = TXV Level
S = S Level
│
└ Package:
= Axial
SMS = Square Tab
C = Ministud
V = Isolated Ministud
│
└ Voltage:
7.5 – 270 = 7.5 – 270V
└ Tolerance A =
± 10%
B =
± 5 %
NOTE: All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
Maximum Ratings
Symbol
Value
Units
Stand Off Voltage
VRWM
5.6-200
V
Peak Pulse Power @ 1.0msec
PPP
1500
W
Steady State Power Dissipation
PD
6
W
Forward Surge Current
IFSM
150
A
Operating and Storage Temp.
Top & Tstg
-65 to +175
C
NOTE: SSDI’s Transient Suppressors offer standard breakdown voltage
tolerances of
±10%(A) and ±5%(B). For other voltages and voltage tolerances,
contact SSDI’s Marketing Department.
ST1.5KA7.5 thru ST1.5KA270
1500 W
Transient Voltage Suppressors
7.5 – 270 VOLTS
Axial
DIM
MIN
MAX
A
0.150”
0.170”
B
0.175”
0.200”
C
0.037”
0.043”
D
1.0”
––
SMS
DIM
MIN
MAX
A
0.172"
0.180”
B
0.220”
0.250”
C
0.023”
0.027”
D
0.005”
––
Ministud (C)
Isolated Ministud (V)
*For reverse polarity (anode to stud) add suffix “R”
DATA SHEET #: T00002B
DOC