1N457 Datasheet, PDF (1/1 Pages) Fairchild Semiconductor – Small Signal Diode

1N457
FEATURES
• 1N457 AVAILABLE AS 1N457A, & AS JAN1N457 PER MIL-PRF-19500/193
• SWITCHING DIODE
• METALLURGICALLY BONDED
• HERMETICALLY SEALED
• DOUBLE PLUG CONSTRUCTION
MAXIMUM RATINGS AT 25 °C
Operating Temperature:
Storage Temperature:
Surge Current A, sine, 8.3mS:
Total Power Dissipation:
Operating Current:
Derating Factor:
D.C. Reverse Voltage (VRWM):
-65°C to +175°C
-65°C to +175°C
225mA
500mW
75mA, T_A= +25°C
0.6mA/°C above T_A= +25°C
60V
DESIGN DATA
Case: Hermetically sealed glass package per MIL-
PRF-19500/193 DO-7 outline
Lead Material: Copper clad steel
Lead Finish: Tin/Lead
Thermal Impedance (Z_θJX): 70°C/W maximum
Marking: Blue body coat. Black digits.
Polarity: Cathode end is banded.
DC ELECTRICAL CHARACTERISTICS
V_F
I_R
Ambient I_F
(°C)
mA
Min Max Ambient
Min
V
V
(°C) V (dc) µA
25 20 - 1 25 60 -
25 70(ac) -
150 60 -
Max
µA
0.025
100.0
5.0
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