Rev. F/CH

1N4148W 1N4448W

Page 1 of 7

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Two Terminals

SMD Switching Diodes

Two Terminals SMD Switching Diodes

Features

 Fast Switching Speed

 Electrically Identical to Standard JEDEC

 High Conductance

 RoHS Compliant and Halogen Free

Mechanical Data

Case:

SOD-123, Plastic Case

Terminals:

Solderable per MIL-STD-750, Method 2026

Weight:

0.01 gram

Symbol

Description

1N4148W

1N4448W

Unit

Conditions

Marking Code

A2

A3

Reverse Voltage

75

V

Peak Reverse Voltage

100

V

RMS Voltage

50

V

DC Blocking Voltage

75

V

Forward Average Current

150

mA

Peak Forward Surge Current,

Pulse Width=1.0µs

4

A

Power Dissipation above 25°C

410

500

mW

Forward Voltage

0.715 @ 0.001A

0.855@ 0.01A

1@ 0.05A

1.25@ 0.15A

0.72 @ 0.005A

1@0.1A

V

Max. DC Reverse Current at

Rated DC Blocking Voltage,

0.025

-

µA

2.5

2.5

Diode Capacitance

1.5

4

pF

Reverse Recovery Time

4

ns

Typical

Thermal

Resistance

Junction to Ambient

450

°C/W

Note 1

Junction to Case

125

°C/W

Note 2

Operating Junction and Storage

Temperature Range

-55 to +150

°C

Note 1: Part mounted on FR-4 PCB with minimum recommended pad layout.

2. Part mounted on PCB

with 3.15 x 2.36 x 0.04” (80 x 60 x 1.0mm) copper pad area.

SOD-123