• 1N4148-1 AVAILABLE IN JAN, JANTX, AND JANTXV PER MIL-PRF-19500/116 • SWITCHING DIODE • HERMETICALLY SEALED • METALLURGICALLY BONDED • DOUBLE PLUG CONSTRUCTION
1N4148-1
MAXIMUM RATINGS
Operating Temperature: -65°C to +200°C Storage Temperature: -65°C to +200°C Operating Current: 200 mA @ TA = +25°C Derating Factor: 1.14 mA/°C Above TA = + 25°C Surge Current A: 2A, sine wave, Pw = 8.3ms Surge Current B: 1.41A, square wave, Pw = 8.3ms
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
Vf 1 Vf 2 @I F = 10 mA @I F = 100 mA t rr
VBR @100µA
V RWM
I0
Volts 100
Volts (pk) 75
mA 200
V dc 0.8
V dc 1.2
n sec 5
FIGURE 1
I R1 @ 20 V dc
I R2 @ 75 V dc
I R3 @ 20 V TA = 150°C
I R4 @ 75 V TA = 150°C µA 75
CAPACITANCE @0V
CAPACITANCE @ 1.5 V
DESIGN DATA
CASE: Hermetically sealed glass case per MIL-S-19500/116 D0-35 outline LEAD MATERIAL: Copper clad steel. LEAD FINISH: Tin / Lead THERMAL RESISTANCE: (ROJL): 250 ˚C/W maximum at L = .375 THERMAL IMPEDANCE: (ZOJX): 70 ˚C/W maximum POLARITY: Cathode end is banded. MOUNTING POSITION: Any.
nA 25
µA 0.5
µA 35
pF 4.0
pF 2.8
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[email protected]
IN4148-1
1000
100 IF - Forward Current - (mA)
10
10 0ºC
15 0º C
1
25º
C
0.1 .3 .4 .5 .6 .7 .8 .9 1.0 VF - Forward Voltage (V) FIGURE 2 Typical Forward Current vs Forward Voltage 1.1 1.2 1.3
1000
100
150ºC
10
IR - Reverse Current - (µA)
100ºC
1
0.1
25ºC
.01
-65ºC
-65ºC
NOTE : .001 20 40 60 80 100 120 140 Percent of Reverse Working Voltage (%) FIGURE 3 Typical Reverse Current vs Reverse Voltage
All temperatures shown on graphs are junction temperatures
.