DS30166 Rev. 3 - 1

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MMST6427

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MMST6427

NPN SURFACE MOUNT DARLINGTON TRANSISTOR

·

Epitaxial Planar Die Construction

·

Ideal for Medium Power Amplification and

Switching

·

High Current Gain

·

Ultra-Small Surface Mount Package

Characteristic

Symbol

MMST6427

Unit

Collector-Base Voltage

40

V

Collector-Emitter Voltage

40

V

Emitter-Base Voltage

12

V

Collector Current - Continuous (Note 1)

500

mA

Power Dissipation (Note 1)

200

mW

Thermal Resistance, Junction to Ambient (Note 1)

625

K/W

Operating and Storage and Temperature Range

-55 to +150

°C

Features

A

M

J

L

F

D

B C

H

K

G

B

E

C

Mechanical Data

·

Case: SOT-323, Molded Plastic

·

Case Material - UL Flammability Rating 94V-0

·

Moisture sensitivity: Level 1 per J-STD-020A

·

Terminals: Solderable per MIL-STD-202,

Method 208

·

Terminal Connections: See Diagram

·

Marking (See Page 2): K1D

·

Ordering & Date Code Information: See Page 2

·

Weight: 0.006 grams (approx.)

Maximum Ratings

°C unless otherwise specified

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

Note:

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.

E

B

C