MMBD4448DW-7 [DIODES]

Rectifier Diode, 2 Element, 0.25A, 75V V(RRM), Silicon, ULTRA MINIATURE, PLASTIC PACKAGE-6;


型号：	MMBD4448DW-7
厂家：	DIODES INCORPORATED
描述：	Rectifier Diode, 2 Element, 0.25A, 75V V(RRM), Silicon, ULTRA MINIATURE, PLASTIC PACKAGE-6 光电二极管
文件：	总4页 (文件大小：77K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

MMBD4448DW

SURFACE MOUNT SWITCHING DIODE

Features

Mechanical Data

•

Fast Switching Speed

•

Case: SOT-363

Surface Mount Package Ideally Suited for Automated Insertion

For General Purpose Switching Applications

High Conductance

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 Diagram

•

Miniature Package

Lead Free/RoHS Compliant (Note 1)

Qualified to AEC-Q101 Standards for High Reliability

"Green" Device (Notes 2 and 3)

•

Weight: 0.006 grams (approximate)

SOT-363

Top View

C₁

A₂

A₁

C₂

Top View

Internal Schematic

Ordering Information (Note 4)

Part Number

MMBD4448DW-7-F

Case

SOT-363

Packaging

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

KA3 = Product Type Marking Code

YM = Date Code Marking

Y = Year (ex: N = 2002)

KA3 YM

M Y

K A 3

M = Month (ex: 9 = September)

Date Code Key

Year

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

Code

Month

Code

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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www.diodes.com

February 2011

MMBD4448DW

Document number: DS31035 Rev. 12 - 2

MMBD4448DW

Maximum Ratings @T = 25°C unless otherwise specified

Characteristic

Non-Repetitive Peak Reverse Voltage

Symbol

V_RM

Value

100

Unit

V_RRM

V_RWM

V_R

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

RMS Reverse Voltage

V_R(RMS)

Forward Continuous Current (Note 5)

Average Rectified Output Current (Note 5)

500

250

I_FM

I_O

Non-Repetitive Peak Forward Surge Current

@ t < 1μs

@ t < 1s

I_FSM

Thermal Characteristics

Characteristic

Power Dissipation (Note 5)

Symbol

Value

200

Unit

°C/W

°C

P_D

Thermal Resistance Junction to Ambient Air (Note 5)

Operating and Storage Temperature Range

625

R_θ

-65 to +150

T_J,T_STG

Electrical Characteristics @T = 25°C unless otherwise specified

Characteristic

Symbol

Min

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 6)

V_(BR)R

⎯

I_R= 10μA

I_F= 5.0mA

I_F= 10mA

I_F= 50mA

I_F= 150mA

0.62

⎯

0.720

0.855

1.0

Forward Voltage

V_F

1.25

⎯

_R= 75V

V_R= 75V, T_J= 150°C

_R= 25V, T_J= 150°C

μA

2.5

Reverse Current (Note 6)

I_R

⎯

V_R= 20V

Total Capacitance

4.0

C_T

t_rr

⎯

V_R= 0, f = 1.0MHz

I_F= I_R= 10mA,

I_rr= 0.1 x I_R, R_L= 100Ω

Reverse Recovery Time

Notes:

5. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which

can be found on our website at http://www.diodes.com.

6. Short duration pulse test used to minimize self-heating.

250

200

1,000

100

150

100

0.1

120

T_A, AMBIENT TEMPERATURE (

Fig. 1 Power Derating Curve, Total Package (Note 5)

160

200

0.4

0.8

1.2

1.6

V_F, INSTANTANEOUS FORWARD VOLTAGE (V)

Fig. 2 Typical Forward Characteristics, Per Element

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www.diodes.com

February 2011

MMBD4448DW

Document number: DS31035 Rev. 12 - 2

MMBD4448DW

10,000

1,000

100

2.5

1.5

0.5

0.1

V_R,DC REVERSE VOLTAGE (V)

V_R, INSTANTANEOUS REVERSE VOLTAGE (V)

Fig. 3 Typical Reverse Characteristics, Per Element

100

Fig. 4 Total Capacitance vs. Reverse Voltage, Per Element

Package Outline Dimensions

SOT-363

Dim

Min

0.10

1.15

2.00

Max

0.30

1.35

2.20

0.65 Typ

0.40

1.80

0.90

0.25

0.10

0°

0.45

2.20

0.10

1.00

0.40

0.22

8°

All Dimensions in mm

Suggested Pad Layout

Dimensions Value (in mm)

2.5

1.3

0.42

0.6

1.9

0.65

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www.diodes.com

February 2011

MMBD4448DW

Document number: DS31035 Rev. 12 - 2

MMBD4448DW

IMPORTANT NOTICE

DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,

INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).

Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes

without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the

application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or

trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume

all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated

website, harmless against all damages.

Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.

Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and

hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or

indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.

Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings

noted herein may also be covered by one or more United States, international or foreign trademarks.

LIFE SUPPORT

Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express

written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:

A. Life support devices or systems are devices or systems which:

1. are intended to implant into the body, or

2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the

labeling can be reasonably expected to result in significant injury to the user.

B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the

failure of the life support device or to affect its safety or effectiveness.

Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and

acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any

use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related

information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its

representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.

www.diodes.com

4 of 4

www.diodes.com

February 2011

MMBD4448DW

Document number: DS31035 Rev. 12 - 2

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