SFT6678 SERIES
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
Part Number / Ordering Information
1/
SFT6678 M __ TX
│ │ └
Scre
ening
2/
__
= Not Screened
│ │
TX = TX Level
│ │
TXV = TXV Level
│ │
S = S Level
3/
│ └
Lead Bend _
= Straight Leads
│
UB = Up Bend
│
DB = Down Bend
└
Package
M
= TO-254
Z = TO-254Z
/3 = TO-3
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
Collector – Emitter Voltage
Collector – Base Voltage
Emitter – Base Voltage
Continuous Collector Current
Continuous Base Current
Operating and Storage Temperature
@ T
C
=25°C
@ T
A
=25°C
Maximum Thermal Resistance
(Junction to Case)
(Ambient to Case)
Total Power Dissipation
Symbol
V
CEO
V
CBO
V
EBO
I
C
I
B
T
J
, T
STG
P
D
R
0JC
R
0JA
Value
400
650
8.0
15
5.0
-65 to +200
175
6.0
1.0
29.17
Units
Volts
Volts
Volts
Amps
Amps
°C
W
W
ºC/W
TO-254 (M)
TO-254 (Z)
TO-3 (/3)
NOTES:
1/
2/
3/
4/
* Pulse Test: Pulse Width = 300 µs, Duty Cycle < 2%
For ordering information, price, and availability contact factory.
Screening based on MIL-PRF-19500. Screening flows available on request.
Up and down bend configurations available for M and Z (TO-254 and TO-254Z) packages only.
All electrical characteristics @ 25°C, unless otherwise specified.
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
SSDI [ SOLID STATES DEVICES, INC ]
