STMicroelectronics, Inc. Discrete Semiconductor Products - Transistors - Bipolar (BJT) - RF SD1405

Win Source Part Number: 1278691-SD1405
Category: Discrete Semiconductor Products>Transistors - Bipolar (BJT) - RF
Package: Box
Standard Package: 25
Mounting: SMD (SMT)
Power - Max: 270W
Voltage - Collector Emitter Breakdown (Max): 18V
Current - Collector (Ic) (Max): 20A
Gain: 13dB
Transistor Type: NPN
DC Current Gain (hFE) (Min) @ Ic, Vce: 20 @ 5A, 5V
Package / Case: M174
Supplier Device Package: M174
Temperature Range - Operating: 200°C (TJ)
ECCN: EAR99
Fake Threat In the Open Market: 69 pct.
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8541.29.0095
Mfr: STMicroelectronics
Other Names: SD1405,497-5457
Base Product Number: SD1405
Product Status: Obsolete

HF BAND, Si, NPN, RF POWER TRANSISTOR, PLASTIC, M174, 4 PIN Product overview: SD1405 from STMicroelectronics is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include transistor, BJT, switching, amplification, Bipolar Transistor, Bipolar RF Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 283-SD1405 can be used for catalog matching and distributor lookup.

RF TRANS NPN 18V M174

RF Transistor NPN 18V 20A 270W Surface Mount M174