PFS 1N4148WS

1N4148WS, 1N4448WS
SURFACE MOUNT SWITCHING DIODES
75 Volts
POWER
200 mWatts
PACKAGE
SOD-323
FEATURES
• Fast switching speed.
• Surface mount package Ideally Suited for Automatic insertion
• Electrically Identical to Standard JEDEC
• High Conductance
MECHANICAL DATA
Case: SOD-323, Plastic
Terminals: Solderable per MIL-STD-202, Method 208
Approx. Weight: 0.008 gram
Marking: A2, A3
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25OC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
PARAMETER
SYMBOL
1N4148WS
1N4448WS
UNITS
Reverse Voltage
VR
75
75
V
Peak Reverse Voltage
VRM
100
100
V
Rectified Current (Average), Half Wave Rectification with
Resistive Load and f >=50 Hz
IO
150
150
mA
Peak Forward Surge Current, 8.3ms single half
sine-wave superimposed on rated load (JEDEC method)
IFSM
2.0
4.0
A
Power Dissipation Derate Above 25OC
PTOT
200
200
mW
Maximum Forward Voltage
VF
1 @ IF=10mA
0.72 @ IF=5mA
1 @ IF=10mA
V
Maximum DC Reverse Current at Rated DC Blocking Voltage
TJ= 25OC
IR
2.5
2.5
µA
Typical Junction Capacitance( Notes1)
C Jo t
4.0
4.0
pF
Maximum Reverse Recovery (Notes2)
TRR
4.0
4.0
ns
Maximum Thermal Resistance
Storage Temperature Range
RθJA
357
TJ
-55 TO +125
O
C/W
O
C
NOTE:
1. CJ at VR=0, f=1MHZ
2.From IF=10mA to IR=1mA, VR=6Volts, RL=100Ω
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Part Number: 1N4148WS, 1N4448WS
PAGE 1
RATING and CHARACTERISTIC CURVES
10
TA=150OC
REVERSE CURRENT, mA
FORWARD CURRENT, mA
10
1.0
0.1
TA=125OC
1.0
O
TA=85 C
0.1
O
TA=55 C
0.01
O
TA=25 C
0.001
0.01
0.2
0.6
0.4
0.8
1.0
1.2
0
10
20
30
40
50
REVERSE VOLTAGE, Volts
FORWARD VOLTAGE, Volts
LEAKAGE CURRENT
FORWARD VOLTAGE
DIODE CAPACITANCE, pF
6.0
4.5
60 W
3.5
VRF=2V
2nF
5k W
Vo
1.5
0
0
2
4
6
8
RECTIFICATION EFFCIENCY MEASUREMENT CIRCUIT
REVERSE VOLTAGE, Volts
TYPICAL CAPATICANCE
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Part Number: 1N4148WS, 1N4448WS
PAGE 2
OUTLINE DRAWING
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Part Number: 1N4148WS, 1N4448WS
PAGE 3