MMBD4448WT datasheet(1/4 Pages) MCC

Part #	MMBD4448WT

Description	Surface Mount Switching Diode 200mW

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Manufacturer	MCC [Micro Commercial Components]

Direct Link	http://www.mccsemi.com

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Features

Polarity: See Diagram

Marking: KA3

Maximum Ratings @ 25

oC Unless Otherwise Specified

Characteristic

Symbol

Value

Unit

Non-Repetitive Peak Reverse Volt.

VRM

100

V

Peak Repetitive Reverse Voltage

VRRM

Working Peak Reverse Voltage

VRWM

75

V

DC Blocking Voltage

VR

RMS Reverse Voltage

VR(RMS)

53

V

Forward Continuous Current(Note1)

IFM

500

mA

Average Rectified Output Current

Io

250

mA

Non-Repetitive Peak @ t<=1.0s

IFSM

2A

Forward Surge Current @ t=1.0us

4

A

Power Dissipation(Note 1)

Pd

200

mW

Thermal Resistance(Note 1)

Rthja

625

K/W

Operation/Storage Temp. Range

Tj, TSTG

-55 to +150

o

C

Electrical Characteristics @ 25

oC Unless Otherwise Specified

Charateristic

Symbol

Min

Max

Unit

Test Cond.

0.62

0.72

IF=5.0mA

Maximum Forward

VFM

-----

0.855

V

IF=10mA

Voltage Drop

1

IF=100mA

1.25

IF=150mA

2.5

uA

VR=75V

Maximum Peak

IRM

-----

50

uA

VR=75V Tj=150

o

C

Reverse Current

30

uA

VR=25V Tj=150

o

C

25

nA

VR=20V

Junction Capacitance

Cj

-----

4

pF

VR=0V, f=1.0MHz

Reverse Recovery Time

trr

-----

4

ns

Note: 1. Valid provided that terminals are kept at ambient temperature

MMBD4448WT

Switching Diode

200mW

www.mccsemi.com

2. Trr Test Condition: IF=IR=10mA, Irr=0.1*IR, R=100 OHM

omponents

20736 Marilla Street Chatsworth

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MCC

Revision: A

2011/01/01

SOT-323

Suggested Solder

Pad Layout

INCHES

MM

DIM

MIN

MAX

MIN

MAX

NOTE

A

.079

.087

2.00

2.20

B

.045

.053

1.15

1.35

C

.085

.096

2.15

2.45

D

.026 Nominal

0.65Nominal

E

.047

.055

1.20

1.40

F

.012

.016

.30

.40

G

.000

.004

.000

.100

H

.035

.039

.90

1.00

J

.003

.006

.08

.15

K

.008

.016

.20

.40

A

C

B

D

E

F

G

H

J

1.90

0.70

0.90

0.65

DIMENSIONS

K

TM

Micro Commercial Components

Surface Mount

1 of 4

RoHS Compliant. See ordering information)

M

echanical Data

Epoxy meets UL 94 V-0 flammability rating

Moisture Sensitivity Level 1

Fast Switching Speed

Surface Mount Package Ideally Suited for Automatic Insertion

For General Purpose Switching Applications

High Conductance

Lead Free Finish/Rohs Compliant ("P"Suffix designates

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