DESIGN DATA
Case: Hermetically sealed glass package per MIL-
PRF-19500/116 DO-213AA outline
Lead Material: Copper clad steel
Lead Finish: Tin/Lead
Thermal Resistance (RθJEC): 100°C/W maximum
Thermal Impedance (ZθJX): 70°C/W maximum
Polarity: Cathode end is banded.
FEATURES
• 1N4531UR AVAILABLE IN JAN, JANTX, AN D J ANTXV PER MIL-PRF-
19500/116
• SWITCHING DIODE
• METALLURGICALLY BONDED
• HERMETICALLY SEALED
• DOUBLE PLUG CONSTRUCTION
AC ELECTRICAL CHARACTERISTI CS AT 25°C
Symbol Min Max
Capacitance @ 0V pF - 4
Capacitance @ 1.5V pF - 2.8
TRR @ IF =IR=10mA,
IRec = 1mA. nsec - 5
TFR @ IF = 50mA nsec - 20
VFR @ IF = 50mA V(pk) - 5
MAXIMUM RATINGS AT 25 °C
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +200°C
Surge Current A, sine 8.3mS: 1.0A
Surge Current B, square 8.3mS: 0.704A
Total Power Dissipation: 500mW
Operating Current: 125mA, TA= +25°C
Derating Factor: 0.83mA/°C above TA= +25°C
D.C. Reverse Voltage (VRWM): 75V
DC ELECTRICAL CHARACTERISTICS
VFIRVBR
Ambient
(°C) IF
mA Min
V Max
V Ambient
(°C)
V (dc) Min
µA Max
µA Ambient
(°C) IR
µA Min
V Max
V
25 10 - 0.8 25 20 - 0.025 25 100 100 -
25 100 - 1.2 25 75 - 0.500
150 10 - 0.8 150 20 - 35.0
-55 100 - 1.3 150 75 - 75.0
IRELAND - GORT ROAD, ENNIS, CO. CLARE
PHONE: +353 65 6840044
TOLL FREE: +186 62 702434
FAX: +353 65 6822298
U.S.A. DOMESTIC SALES CONTACT
PHONE: (617) 926 0404
TOLL FREE: 1 800 666 2999
WWW.MICROSEMI.COM
1N4531UR
