
Solid State Devices, Inc.
14830 Valley View Blvd * La Mirada, Ca 90638
Phone: (562) 404-7855 * Fax: (562) 404-1773
ssdi@ssdi-power.com * www.ssdi-power.com
DESIGNER’S DATA SHEET
FEATURES:
§
Hermetically Sealed in Glass
§
High Peak Transient Power 500 W
§
Can be used as a 5W zener
§
Available in Axial, Surface Mount, and
Ministud configurations
§ TX, TXV, and Space Screening Levels
§ Higher Voltages available
Part Number / Ordering Information 1/
ST500
A 9.6 SMS TX
Screening 2/
__= Not Screened
TX = TX Level
TXV = TXV Level
S= S Level
Package: 3/
= Axial
SMS = Square Tab
V = Isolated Ministud
C = Ministud
Voltage:
9.6 = 9.6V
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
Peak pulse power dissipation
with a 10/1000us waveform
Pppm
500
W
Steady State Power Dissipation
Axial Lead : TL=25C, L=3/8"
SMS & Ministud: Tc or Te = 75 C
PD
5.0
W
Operating and Storage Temp.
Top
&Tstg
-65 to
+175
C
Maximum Forward Voltage Drop
If = 1.0 Apk, Ta = 25 C, pulsed
Vf
1.2
V
Thermal Resistance,
Junction to Lead L=3/8”
ΡΡèJL
25
C/W
Thermal Resistance,
Junction to End Cap
Junction to Case
RèJE
RèJC
8
C/W
ST500A7.5
thru
ST500A270
500 W Transient Voltage
Suppressor
7.5 – 510 VOLTS
Axial
DIM
MIN
MAX
A
––
0.178”
B
––
0.200”
C
0.047”
0.053”
D
1.0”
––
SMS
DIM
MIN
MAX
A
0.172"
0.180”
B
––
0.250”
C
0.023”
0.027”
D
0.002”
––
Isolated Ministud
Ministud
DATA SHEET #: T00023B
DOC