1N4148 / 1N4448
RATINGS AND CHARACTERISTIC CURVES
FIG. 2-REVERSE CURRENT VERSUS CONTINUOUS
FIG. 1-ADMISSIBLE POWER DISSIPATION
VERSUS AMBIENT TEMPERATURE
REVERSE VOLTAGE (TYPICAL VALUES)
800
700
600
500
400
300
200
100
0
1
0.1
0.01
TJ=25 C
0.001
0.0001
0
100
200℃
AMBIENT TEMPERATURE,℃
40
60
80
100
120
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 3-FORWARD CHARACTERISTICS
FIG. 4-RELATIVE CAPACTANCE VERSUS
REVERSE VOLTAGE
16
14
12
10
8
1.2
1.0
0.8
0.6
0.4
6
4
2
0
0
1
2V
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
0
5
10V
REVERSE VOLTAGE,VOLTS.
FIG. 5-ADMISSIBLE REPETITIVE PEAK FORWARD CURRENT VERSUS PULSE DURATION
100
n=tp/T
V=tp/T T=1/fp
tp
IFRM
10
n=0
0.1
0.2
T
1
0.5
0.1
0.01
0.1
1
10
100
1000ms
tp,PULSE DURATION,ms
DIOTECH [ DIOTECH COMPANY. ]
