1N5221B - 1N5267B
500mW EPITAXIAL ZENER DIODE
SPICE MODELS: 1N5221B 1N5231B 1N5233B 1N5235B 1N5239B 1N5241B
Features
·
·
·
·
·
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500mW Power Dissipation
High Stability
Low Noise
Surface Mount Equivalents Available
Hermetic Package
VZ - Tolerance ±5%
A
B
A
C
D
Mechanical Data
DO-35
·
Case: DO-35, Glass
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: Cathode Band
Marking: Type Number
Weight: 0.13 grams (approx.)
Dim
A
Min
25.40
¾
Max
¾
·
B
4.00
0.60
2.00
·
·
·
C
¾
D
¾
All Dimensions in mm
@ TA = 25°C unless otherwise specified
Maximum Ratings and Electrical Characteristics
Characteristic
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient Air (Note 1)
Symbol
Pd
Value
500
Unit
mW
°C/W
V
RqJA
300
Forward Voltage
@ IF = 200mA
VF
1.1
Tj, TSTG
°C
Operating and Storage Temperature Range
-65 to +200
Notes:
1. Valid provided that leads are kept at TL £75°C with lead length = 9.5mm (3/8”) from case; derate above 75°C.
DS18006 Rev. 14 - 2
1 of 2
1N5221B - 1N5267B
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