NOTE: All specifications are subject to change without notification.

SCD's for these devices should be reviewed by SSDI prior to release.

DATA SHEET #: TR0019D

DOC

Solid State Devices, Inc.

14701 Firestone Blvd * La Mirada, CA 90638

Phone: (562) 404-4474 * Fax: (562) 404-1773

ssdi@ssdi-power.com * www.ssdi-power.com

DESIGNER’S DATA SHEET

SFT6678 M __ TX

│

│

│

│

│

│

│

│

TX = TX Level

TXV = TXV Level

S = S Level

│

│

│

UB = Up Bend

DB = Down Bend

Z = TO-254Z

/3 = TO-3

SFT6678 SERIES

15 AMPS

400 Volts

NPN High Speed

Power Transistor

Application Notes:

• Replaces Industry Standard 2N6678

• Designed for High Voltage, High Speed,

Power Switching Applications Such as:

• Off-Line Supplies

• Converter Circuits

• Pulse Width Modulated Regulators

• Motor Controls

• Deflection Circuits

Maximum Ratings

Symbol

Value

Units

Collector – Emitter Voltage

400

Volts

Collector – Base Voltage

650

Volts

Emitter – Base Voltage

8.0

Volts

Continuous Collector Current

15

Amps

Continuous Base Current

5.0

Amps

Operating and Storage Temperature

-65 to +200

°C

Total Power Dissipation

175

6.0

W

W

Maximum Thermal Resistance

(Junction to Case)

(Ambient to Case)

1.0

29.17

ºC/W

TO-254 (M)

TO-254 (Z)

TO-3 (/3)

NOTES:

* Pulse Test: Pulse Width = 300 µs, Duty Cycle < 2%

1/

For ordering information, price, and availability contact factory.

2/

Screening based on MIL-PRF-19500. Screening flows available on request.

3/

Up and down bend configurations available for M and Z (TO-254 and TO-254Z) packages only.

4/

All electrical characteristics @ 25°C, unless otherwise specified.