1N4148 DO34

SMALL SIGNAL

SWITCHING DIODES

Features

Mechanical Data

· Silicon epitaxial planar diode

· Fast switching diodes

· 500mW power dissipation

· This diode is also available in the Mini-MELF case with

the type designation LL4148

· Case: DO-35 glass case

· Polarity: Color band denotes cathode end

· Weight: Approx. 0.13 gram

Maximum Ratings And Electrical Characteristics

Electrical characteristics

(Ratings at 25℃ ambient temperature unless otherwise specified)

(Ratings at 25℃ ambient temperature unless otherwise specified)

Symbol

Value

Units

Average rectified current, Half wave rectification with

mA

℃

-65 to +175

Storage temperature range

℃

Reverse Voltage

Volts

75

500

Junction temperature

175

mA

1) Vaild provided that leads at a distance of 8mm from case are kept at ambient temperature(DO-35)

Peak Reverse Voltage

Volts

100

mW

Ptot

Symbols

Units

Leakage current

nA

Min.

Thermal resistance, junction to Ambient

Typ.

Max.

25

5

50

4

K/W

Forward voltage

Volts

1

pF

4

ns

trr

1) Vaild provided that leads at a distance of 8mm from case are kept at ambient temperature(DO-35)

Voltage rise when switching ON tested with 50mA

pulse tp=0.1μS, Rise time<30μS, fp=5 to 100KHz

Volts

2.5

0.45

η

Dimensions in inches and (millimeters)

DO-34(GLASS)

1.02(26.0)

MIN.

1.02(26.0)

MIN.

0.106(2.9)

MAX.

0.017(0.42)

MAX.

DIA.

0.79(2.0)

MAX.

DIA.

μA

μA