Lead-free Green

DS30228 Rev. 5 - 2

1 of 3

MMBD4448HW

www.diodes.com

MMBD4448HW

SURFACE MOUNT SWITCHING DIODE

·

Case: SOT-323

·

Case Material: Molded Plastic, "Green" Molding

Compound, Note 5. UL Flammability Classification

Rating 94V-0

·

Moisture Sensitivity: Level 1 per J-STD-020C

·

Terminals: Solderable per MIL-STD-202, Method 208

·

Lead Free Plating (Matte Tin Finish annealed over

Alloy 42 leadframe).

·

Polarity: See Diagram

·

Marking: KA1 (See Page 2)

·

Weight: 0.006 grams (approximate)

Mechanical Data

A

M

J

L

F

D

B C

H

K

G

Features

Characteristic

Symbol

Value

Unit

Non-Repetitive Peak Reverse Voltage

100

V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

80

V

RMS Reverse Voltage

57

V

Forward Continuous Current (Note 1)

500

mA

Average Rectified Output Current (Note 1)

250

mA

Non-Repetitive Peak Forward Surge Current @ t = 1.0ms

@ t = 1.0s

4.0

2.0

A

Power Dissipation (Note 1)

200

mW

Thermal Resistance Junction to Ambient Air (Note 1)

625

°

C/W

Operating and Storage Temperature Range

-65 to +150

°

C

Notes: 1. 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/datasheets/ap02001.pdf.

2. Short duration test pulse used to minimize self-heating effect.

3.

No purposefully added lead.

4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.

5. Product manufactured with Date Code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product

manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.

Characteristic

Symbol

Min

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 2)

80

¾

V

Forward Voltage

0.62

¾

¾

¾

0.72

0.855

1.0

1.25

V

Peak Reverse Current (Note 2)

¾

100

50

30

25

nA

m

A

m

A

nA

Total Capacitance

¾

3.5

pF

Reverse Recovery Time

¾

4.0

ns

·

Fast Switching Speed

·

Surface Mount Package Ideally Suited for Automatic Insertion

·

For General Purpose Switching Applications

·

High Conductance

·

Lead Free/RoHS Compliant (Note 3)

·

"Green" Device (Note 4 and 5)

SOT-323

Dim

Min

Max

A

0.25

0.40

B

1.15

1.35

C

2.00

2.20

D

0.65 Nominal

E

0.30

0.40

G

1.20

1.40

H

1.80

2.20

J

0.0

0.10

K

0.90

1.00

L

0.25

0.40

M

0.10

0.18

a

0°

8°

All Dimensions in mm

TOP VIEW

SPICE MODEL: MMBD4448HW