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
│ │ └ Screening 2/ __ = Not Screened ││ TX = TX Level ││ TXV = TXV Level ││ S = S Level │ └ Lead Bend 3/ _ = 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 Total Power Dissipation @ TC=25°C @ TA=25°C Maximum Thermal Resistance (Junction to Case) (Ambient to Case)
Symbol
VCEO VCBO VEBO IC IB T J, TSTG PD R0JC R0JA
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: A ll 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
SFT6678 SERIES
Symbol
TC = 25°C TC = 25°C TC = 125°C VCB = 650V (VEB = 8V, IC = 0) ICEV
Electrical Characteristics
Collector Cutoff Current VCE= 400V, VBE(off) =1.5V VCE= 650V, VBE(off) =1.5V VCE= 650V, VBE(off) =1.5V Collector – Base Leakage Current Emitter Cutoff Current Collector-Emitter Sustaining Voltage (IC = 200mA, IB = 0) DC Current Gain* Base-Emitter Saturation Voltage* (IC = 15A, IB = 3A) Collector-Emitter Saturation Voltage* (IC = 15A, IB = 3A) Current Gain (IC = 1A, VCE = 10V, f = 5MHz) Output Capacitance (VCB = 10V , f = 0.1MHz) (VCC = 200V, IC = 15A, IB1 = IB2 = 3A, tP = 50 μsec, Duty Cycle < 2%, VB = 6V, RL = 13.5Ω) (TC = 25°C) (TC = 125°C) VCE = 3V, 1C = 15A, TA = 25°C VCE = 3V, 1C = 1A, TA = 25°C VCE = 3V, 1C = 15A,TA = -55°C
Min 400 8 15 4 3 150
Max 0.5 1.0 50 1 2 20 40 1.5 1.0 2.0 10 500
Units µA µA µA mA mA V
ICBO IEBO VCEO(sus) HFE1 HFE2 HFE3 VBE (SAT)
V V
VCE (SAT) |hFE|
Cob
pF
Delay Time
td t(on)
-
0.1
Rise Time
tr
-
2.5
µsec
Storage Time t(off) Fall Time Cross Over Time (IC = 15 A(pk), VCLAMP = 450V, IB1 = 3 A, VBE(off) = 6V)
ts
-
0.6
tf
-
0.5
tc
-
0.5
µsec
NOTE: A ll 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
SFT6678 SERIES
VCE = 11.7 V, IC = 15 A, 1 sec VCE = 30 V, IC = 5.9 A, 1 sec VCE = 100 V, IC = 0.25 A, 1 sec VCE = 400 V, IC = 10 mA, 1 sec VCC = 15 V, VBB2 = 5 V, RBB1 = 5 Ω, RBB2 = 1.5Ω, L = 50µH, Vclamp = 450V, IC = 15 A Case Outline: TO-254Z
Safe Operating Area, DC Safe Operating Area, clamped switching Case Outline: TO-254
Case Outline: TO-3
Lead Options DB (Down Bend) UB (Up Bend)
PIN ASSIGNMENT (Standard) Package Collector Emitter TO-3 (/3) Case Pin 2 TO-254 (M) Pin 1 Pin 2 TO-254 (Z) Pin 1 Pin 2 Available Part Numbers: SFT6678M SFT6678MDB SFT6678MUB
Base Pin 3 Pin 3 Pin 3
SFT6678/3
SFT6678Z SFT6678ZDB SFT6678ZUB
NOTE: A ll specifications are subject to change without notification. SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: TR0019D
DOC