CE

LL4448

CHENYI ELECTRONICS

SMALL SIGNAL SWITCHING DIODE

FEATURES

. Silicon epitaxial planar diode

Mini-MELF

. Fast swithching diodes

. 500mW power dissipation

. The diode is also available in the DO-35 case with the type

designation 1N4448

MECHANICAL DATA

. Case: MinMelf glass case(SOD- 80)

Dimensions in inches and (millimeters)

. Weight: Approx. 0.05gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

(Ratings at 25

ambient temperature unless otherwise specified)

Symbol

Value

Units

Reverse voltage

75

Volts

Peak reverse voltage

100

Volts

Average rectified current, Half wave rectification with

mA

and F 50Hz

500

mW

Ptot

mW

Junction temperature

175

Storage temperature range

-65 to + 175

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

ELECTRICAL CHARACTERISTICS

(Ratings at 25

ambient temperature unless otherwise specified)

Symbol

Min.

Typ.

Max.

Units

Forward voltage

0.62

0.72

V

at IF=10mA

1

V

Leakage current

25

nA

5

A

50

A

4

pF

Reverse breakdown voltage tested with 100 A pluse

100

V

Reverse recovery time from IF=10mA to IR=1mA,

4

Thermal resistance junction to ambient

K/W

0.45

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

ns

Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD

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