D

S12011 Rev. H-2

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MMBD4448

MMBD4448

SURFACE MOUNT SWITCHING DIODE

·

Case: SOT-23, Molded Plastic

·

Terminals: Solderable per MIL-STD-202,

Method 208

·

Polarity: See Diagram

·

Marking: KA3

·

Weight: 0.008 grams (approx.)

Mechanical Data

A

E

J

L

TOP VIEW

M

B C

H

G

D

K

Features

SOT-23

Dim

Min

Max

A

0.37

0.51

B

1.19

1.40

C

2.10

2.50

D

0.89

1.05

E

0.45

0.61

G

1.78

2.05

H

2.65

3.05

J

0.013

0.15

K

0.89

1.10

L

0.45

0.61

M

0.076

0.178

All Dimensions in mm

Characteristic

Symbol

MMBD4448

Unit

Non-Repetitive Peak Reverse Voltage

100

V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

75

V

RMS Reverse Voltage

53

V

Forward Continuous Current (Note 1)

500

mA

Average Rectified Output Current (Note 1)

250

mA

Non-Repetitive Peak Forward Surge Current @ t = 1.0

ms

@ t = 1.0s

4.0

2.0

A

Power Dissipation (Note 1)

350

mW

Thermal Resistance Junction to Ambient Air (Note 1)

357

K/W

Operating and Storage Temperature Range

-65 to +150

°C

Notes:

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

Characteristic

Symbol

Min

Max

Unit

Test Condition

Maximum Forward Voltage

0.62

¾

¾

¾

0.72

0.855

1.0

1.25

V

Maximum Peak Reverse Current

¾

2.5

50

30

25

mA

mA

mA

nA

°C

°C

Junction Capacitance

¾

4.0

pF

Reverse Recovery Time

¾

4.0

ns

W

·

Fast Switching Speed

·

Surface Mount Package Ideally Suited for

Automatic Insertion

·

For General Purpose Switching Applications

·

High Conductance