English
Language : 

1N5221 Datasheet, PDF (1/3 Pages) Semtech Corporation – SILICON PLANAR ZENER DIODES
Glass-Encapsulate Diodes
ZENER DIODES POWER DISSIPATION: 500 mW
FEATURES
Silicon planar power zener diodes
Standard Zener voltage tolerance is ± 20%.
Add suffix "A" for ± 10% Tolerance, suffix
"B" for ± 5% tolerance, suffix "C" for ± 2%
tolerance, Other tolerance, non standard
and higher Zener voltages are upon request.
MECHANICAL DATA
Case:DO-35, Glass Case
Terminals: Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Marking: Type Number
Approx. Weight: 0.13 grams.
1N5221 - 1N5271
DO-35(GLASS)
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
Parameter
Pow er dissipation at Tamb=25
Junction temperature
Storage temperature range
SYMBOL
Ptot
TJ
Ts
VALUE
5001)
175
-55---+175
UNIT
mW
Parameter
SYMBOL
MIN
TYP
Thermal resistance junction to ambient
RθJA
Forw ard voltage at IF=200mA
VF
NOTES: (1) Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature.
GUANGDONG HOTTECH INDUSTRIAL CO,. LTD.
MAX
3001)
1.2
UNIT
/W
V
Page:P3-P1