© Won-Top Electronics Co., Ltd.

www.wontop.com

Revision: May, 2014

1

Pb

Features



Isolated Triple Diode

L



Fast Switching



Surface Mount Package Ideally Suited for

Automatic Insertion



For General Purpose Switching Applications

B

C



Plastic Material – UL Recognition Flammability

Classification 94V-0

M

E

D

H

Mechanical Data



Case: SOT-363, Molded Plastic



Terminals: Plated Leads Solderable per

J

MIL-STD-202, Method 208



Polarity: See Diagram



Weight: 0.006 grams (approx.)



Mounting Position: Any



Marking: KAA



Lead Free: For RoHS / Lead Free Version,

Add “-LF” Suffix to Part Number, See Page 4

TOP VIEW

Maximum Ratings @TA=25°C unless otherwise specified

Characteristic

Symbol

Value

Unit

Non-Repetitive Peak Reverse Voltage

VRSM

100

V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

80

V

Repetitive Peak Forward Current

IFRM

500

mA

Continuous Forward Current

IO

250

mA

Non-Repetitive Peak Forward Surge Current

@ t = 1.0µs

@ t = 1.0s

IFSM

4.0

1.0

A

Operating and Storage Temperature Range

TJ, TSTG

-55 to +150

°C

Thermal Characteristics

Characteristic

Symbol

Value

Unit

Power Dissipation (Note 1)

PD

200

mW

Thermal Resistance, Junction to Ambient (Note 1)

RθJA

625

°C/W

Note: 1. Mounted on FR-4 PC board with minimum recommended pad layout.

MMBD4448HTW

SURFACE MOUNT FAST SWITCHING DIODE ARRAY

WON-TOP ELECTRONICS

®

SOT-363

Dim

Min

Max

A

0.10

0.30

B

1.15

1.35

C

2.00

2.30

D

0.65 Typical

E

0.40

0.50

H

1.80

2.20

J

—

0.10

K

1.0 Typical

L

0.25

0.40

M

0.10

0.22

All Dimensions in mm

A

K