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Solid State Devices, Inc.
14830 Valley View Blvd * La Mirada, Ca 90638 Phone: (562) 404-7855 * Fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com
DESIGNER’S DATA SHEET
SMD.22
SFT3439S.22
1 A /450 Volts NPN Switching Transistor
Features:
• Switching Transistor • Small Footprint Surface Mount Device with Excellent
Thermal Properties
• Replacement/Enhancement for 2N3439UA • TX, TXV, S-Level Screening Available • PNP Complimentary Parts Available
Maximum Ratings
Symbol
Value
Collector – Emitter Voltage
VCEO
350
Collector – Base Voltage
VCBO
450
Emitter – Base Voltage
VEBO
7
Continuous Collector Current
IC 1
Power Dissipation @ TC = 25ºC Power Dissipation @ TC = 25ºC
Note 1 Note 2
PD
5 0.