1N4148
MAXIMUM RATINGS AND CHARACTERISTICS
@ 25°C Ambient Temperature (unless otherwise noted)
http://www.lujingsemi.com
Rev. 1.2, Oct-23
ϭ
DO-35 Glass Switching Diode
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1.0 2(26.0)
MIN.
0.165 (4.2)
MAX
0.079(2.0)
MAX
0.020(0.52)
MAX
1.0 2(26.0)
MIN.
Features
● Fast Switching Device (TRR <4.0 nS)
●Power Dissipation of 500mW
●High Stability and High Reliability
●Low reverse leakage
Mechanical Data
●Case: DO-35 Glass Case
●Polarity: Color band denotes cathode end
●Mounting Position: Any
PARAMETER
UNIT
Conditions VALUE
Forward voltage
V
F
mV I
F
=200mA 1000
Reverse current
I
R
nA V
R
=20V 25
I
R
μA V
R
=20V,T
j
=150℃ 50
I
R
μA V
R
=75V 5
Breakdown voltage V
(BR)
V
I
R
=100
μA , t
p
/T=0.01, t
p
=0.3ms
100(min)
Diode capacitance C
D
pF
R
V=0, f =1MH
Z
, V
HF
=50mV 4
Reverse recovery time
t
rr
ns I
F
= I
R
=10mA , i
R
=1mA 8
t
rr
ns I
F
= 10mA , V
R
=6V , i
R
=0.1×I
R
, R
L
=100Ω 4
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Ordering Information (Example)
PREFERED P/N UNIT WEIGHT(g)
MINIMUM
PACKAGE(pcs)
INNER BOX
Q
UANTITY(pcs)
OUTER CARTON
QUANTITY(pcs)
DELIVERY MODE
1N4148 0.115 2000 10000 120000 Bulk
1N4148 0.115 5000 5000 100000 Tape
SYMBOL
RATINGS AND CHARACTERISTIC CURVES
1N4148
http://www.lujingsemi.com
2
Rev. 1.2, Oct-23
-30 120
0
Tj（℃）
VF(V)
FIG1: Forward Voltage vs. Junction Temperature
1.2
0.6
0
30
60
90
0.2
0.4
0.8
1.0
IF = 100mA
10mA
1mA
0.1mA
0
2.0
0.1
VF(V)
IF(mA)
FIG2: Forward Current vs. Forward Voltage
1000
10
0.4
0.8
1.2
1.6
1.0
100
Tj=25℃
1N4148
Scattering Limit
1100
1
VR(V)
FIG3:Reverse Current vs. Reverse Voltage
1000
10
100
10
Tj=25℃
Scattering Limit