MMBD4448DW datasheet(1/1 Pages) KEXIN

Part #	MMBD4448DW

Description	Switching Diodes

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Manufacturer	KEXIN [Guangdong Kexin Industrial Co.,Ltd]

Direct Link	http://www.kexin.com.cn/index.asp

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Diodes

Switching Diodes

MMBD4448DW (KMBD4448DW)

■

Features

●

Fast Switching Speed

●

For General Purpose Switching Applications.

●

High Conductance

●

Ultra-Small Surface Mount Package

6

1

5

2

4

3

■

Absolute Maximum Ratings Ta = 25℃

Parameter

Symbol

Rating

Unit

Reverse Voltage

VRM

100

Peak Repetitive Peak Reverse Voltage

VRRM

Working Peak Reverse Voltage

VRWM

DC Blocking Voltage

VR

RMS Reverse Voltage

VR(RMS)

53

Average Rectified Output Current

IO

250

Forward Continuous Current

IFM

500

Peak Forward Surge Current @ t=1.0us

4

@t =1s

1.5

Power Dissipation

Pd

200

mW

Thermal Resistance Junction to Ambient

RθJA

625

℃

/W

Junction Temperature

TJ

150

Storage Temperature range

Tstg

-55 to 150

IFSM

A

℃

75

V

mA

■

Electrical Characteristics Ta = 25℃

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Reverse breakdown voltage

VR

IR= 100uA

75

VF1

IF= 5mA

0.62

0.72

VF2

IF= 10 mA

0.855

VF3

IF= 50 mA

1

VF4

IF= 150 mA

1.25

IR1

VR= 75 V

2.5

IR2

VR= 75 V,TJ = 150℃

50

IR3

VR= 25V,TJ = 150℃

30

IR4

VR=20 V

25

nA

Junction capacitance

Cj

VR= 0 V, f= 1 MHz

4

pF

Reverse recovery time

trr

IF=IR=10mA,Irr=0.1xIR, RL=100Ω

4

ns

Forward voltage

V

Reverse voltage leakage current

uA

■

Marking

KA3

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