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
§ Axial Lead rated at 3 W
§ Surface Mount rated at 4W
§ Available to TX, TXV, and Space Levels
Note:
SSDI’s Zeners offer standard Voltage
Tolerance of ±10%(A) and ±5%(B).
For other Voltages and Voltage
Tolerances, contact SSDI’s Marketing
Department.
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
Nominal Zener Voltage VZ 7.5 - 510 V
Maximum Zener Voltage IZM 400 - 6 mA
Forward Surge Current
(8.3 msec Puls) IFSM 8-0.04 A
Continuous Power
SM, SMS PD 3.0
4.0 W
Operating and Storage Temp. Top
&Tstg -65 to
+175 ºC
Thermal Resistance,
Junction to Lead
L=3/8” (SZ3A7.5L thru SZ3A510L) ΡΡèJL 42 ºC/W
Thermal Resistance,
Junction to End Cap
(SZ3A7.5SM thru SZ3A510SM) RèJE 32 ºC/W
Thermal Resistance,
Junction to Ambient RèJA 50 ºC/W
SZ3A7.5 thru SZ3A510
3.0 W and 4.W
7.5 – 510 VOLTS
ZENER DIODES
CBC
ØA
ØD
DIM MIN. MAX
A --- .085”
B --- .170”
C 1.0” ---
D .028” .034”
AXIAL(L)
B
C
ØA
DIM MIN MAX
A .077” .083”
B .130” .146”
C .010” .022”
ROUND TAB (SM) All dimensions are prior to soldering
C
B
A
A
D
DIM MIN. MAX.
A .090” .100”
B .175” .215”
C .022” .028”
D Body to Tab Clearance: .002”
SQUARE TAB (SMS)
All dimensions are prior to soldering
DATA SHEET #: Z00004D DOC