MMBD4448HT /HTA /HTC /HTS

Document number: DS30263 Rev. 13 - 2

1 of 4

www.diodes.com

February 2011

© Diodes Incorporated

MMBD4448HT /HTA /HTC /HTS

SURFACE MOUNT FAST SWITCHING DIODE

Features

•

Ultra-Small Surface Mount Package

•

Fast Switching Speed

•

For General Purpose Switching Applications

•

High Conductance

•

Lead Free/RoHS Compliant (Note 1)

•

"Green" Device (Notes 2 and 3)

Mechanical Data

•

Case: SOT-523

•

Case Material: Molded Plastic, “Green” Molding Compound. UL

Flammability Classification Rating 94V-0

•

Moisture Sensitivity: Level 1 per J-STD-020

•

Terminals: Matte Tin Finish annealed over Alloy 42 leadframe

(Lead Free Plating). Solderable per MIL-STD-202, Method 208

•

Polarity: See Diagrams Below

•

Weight: 0.002 grams (approximate)

Part Number

Case

Packaging

MMBD4448HT-7-F

SOT-523

3000/Tape & Reel

MMBD4448HTA-7-F

SOT-523

3000/Tape & Reel

MMBD4448HTC-7-F

SOT-523

3000/Tape & Reel

MMBD4448HTS-7-F

SOT-523

3000/Tape & Reel

Notes:

1. No purposefully added lead.

2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.

3. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date

Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.

4. For packaging details, go to our website at http://www.diodes.com.

Marking Information

Date Code Key

Year

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

Code

M

N

P

R

S

T

U

V

W

X

Y

Z

A

B

C

Month

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

1

2

3

4

5

6

7

8

9

O

N

D

MMBD4448HT Marking: A3

MMBD4448HTA Marking: A6

SOT-523

MMBD4448HTC Marking: A7

MMBD4448HTS Marking: AB

TOP VIEW

xx = Product Type Marking Code (See Page 1 Diagrams)

YM = Date Code Marking

Y = Year (ex: N = 2002)

M = Month (ex: 9 = September)

xx

YM