1N4448 datasheet(4/7 Pages) PHILIPS

Il numero della parte	1N4448

Spiegazioni elettronici	High-speed diodes

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Produttore elettronici	PHILIPS [NXP Semiconductors]

Homepage	http://www.nxp.com

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4 / 7 page

1996 Apr 15

4

Philips Semiconductors

Product speciﬁcation

High-speed diodes

1N4148; 1N4446; 1N4448

GRAPHICAL DATA

Fig.2

Maximum permissible continuous forward

current as a function of ambient temperature.

handbook, halfpage

0

100

200

300

200

0

100

MBG451

Tamb (

oC)

IF

(mA)

Device mounted on an FR4 printed-circuit board; lead length 10 mm.

Fig.3

Forward current as a function of

forward voltage.

handbook, halfpage

0

1

2

600

0

200

400

MBG464

VF (V)

IF

(mA)

(1)

(2)

(3)

(1) Tj = 175 °C; typical values.

(2) Tj = 25 °C; typical values.

(3) Tj = 25 °C; maximum values.

Fig.4 Maximum permissible non-repetitive peak forward current as a function of pulse duration.

Based on square wave currents.

Tj = 25 °C prior to surge.

handbook, full pagewidth

MBG704

10

tp (µs)

1

IFSM

(A)

102

10−1

104

102

103

10

1

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