LS4148 datasheet(1/3 Pages) CDIL

部件名	LS4148

功能描述	HIGH SPEED SILICON SWITCHING DIODES

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制造商	CDIL [Continental Device India Limited]

网页	http://www.cdilsemi.com

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HIGH SPEED SILICON SWITCHING DIODES

LS4148, LS4448

Quadro MELF (LS-34)

High Speed Switching Diodes

ABSOLUTE MAXIMUM RATINGS

DESCRIPTION

UNIT

Repetitive Peak Reverse Voltage

V

Continuous Reverse Voltage

V

Peak Forward Surge Current tp=1µ

µs

A

Repetitive Peak Forward Current

mA

Forward Current

mA

Average Forward Current

mA

Power Dissipation up to Tj=25ºC

mW

Junction Temperature

ºC

Storage Temperature Range

- 65 to +175

ºC

THERMAL RESISTANCE

Junction to Ambient

K/W

*Device mounted on a PC board 50mm x 50mm 1.6mm

ELECTRICAL CHARACTERISTICS (Ta=25ºC unless specified otherwise)

DESCRIPTION

SYMBOL

MIN

MAX

UNIT

Forward Voltage

VF

0.62

0.72

V

1.0

V

1.0

V

Reverse Current

IR

25

nA

50

µA

5.0

µA

Reverse Breakdown Voltage

VBR

100

V

DYNAMIC CHARACTERISTICS

Diode Capacitance

Cd

VR=0V, f=1MHz, VHF=50mV

4.0

pF

Rectification Efficiency

η

r

45

%

Reverse Recovery Time

trr

4.0

ns

trr

8.0

ns

LS4148_LS4448 Rev270405E

IF=10mA, to IR=1mA

500

300

150

IFRM

IF

IFAV

500

175

TEST CONDITION

SYMBOL

VRRM

VR

IFSM

VALUE

100

75

2

PD

Tj

Tstg

*Rth (j-a)

500

IF=5mA

LS4448

VR=20V

VR=20V, Tj=150ºC

VR=75V

IF=50mA

LS4148

IF=100mA

LS4448

Measured @ IR=1mA

IR=100µA, tp/T=0.01, tp=0.3ms

IF=10mA, to IR=60mA

RL=100 Ω

VHF=2V, f=100MHz

Continental Device India Limited

Data Sheet

Page 1 of 3

Continental Device India Limited

An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company

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