MMST6427

NPN SURFACE MOUNT DARLINGTON TRANSISTOR

Features

•

Epitaxial Planar Die Construction

•

Ideal for Low Power Amplification and Switching

•

High Current Gain

•

Ultra-Small Surface Mount Package

•

Lead Free/RoHS Compliant (Note 2)

•

"Green" Device (Note 3 and 4)

Mechanical Data

•

Case: SOT-323

•

Case Material: Molded Plastic, "Green" Molding

Compound, Note 4. UL Flammability Classification Rating

94V-0

•

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

•

Terminal Connections: See Diagram

•

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

•

Lead Free Plating (Matte Tin Finish annealed over Alloy

42 leadframe).

•

Marking Information: K1D - See Page 3

•

Ordering & Date Code Information: See Page 3

•

Weight: 0.006 grams (approximate)

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

α

0

°

8

°

All Dimens

mm

ions in

E

B

C

A

M

J

L

E

D

B C

H

K

G

BE

C

Characteristic

Symbol

Value

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

°C/W

Operating and Storage Temperature Range

-55 to +150

°C

Characteristic

Symbol

Min

Max

Unit

Test Condition

OFF CHARACTERISTICS (Note 5)

Collector-Base Breakdown Voltage

40

⎯

V

Collector-Emitter Breakdown Voltage

40

⎯

V

Emitter-Base Breakdown Voltage

12

⎯

V

Collector Cutoff Current

⎯

50

nA

Collector Cutoff Current

⎯

1.0

μA

Emitter Cutoff Current

⎯

50

nA

ON CHARACTERISTICS (Note 5)

DC Current Gain

10,000

20,000

14,000

100,000

200,000

140,000

⎯

Collector-Emitter Saturation Voltage

⎯

1.2

1.5

V

Base-Emitter Saturation Voltage

⎯

2.0

V

Base-Emitter On Voltage

⎯

1.75

V

SMALL SIGNAL CHARACTERISTICS

Output Capacitance

8.0 Typical

pF

Input Capacitance

15 Typical

pF

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.

No purposefully added lead.

3.

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

4.

Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Code

0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.

5.

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

DS30166 Rev. 10 - 2

1 of 3

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MMST6427

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