STMicroelectronics, Inc. TRANSISTORS - Transistors (BJT) - Single - BUL742A BUL742A

Manufacturer: STMicroelectronics
Win Source Part Number: 079758-BUL742A
Packaging: Tube/Rail
Mounting: Through Hole
Transistor Polarity: NPN
Categories: Discrete Semiconductor Products
Status: Obsolete(EOL)
Temperature Range - Operating: 150°C (TJ)
Case / Package: TO-220AB
Maximum Current Collector: 4A
VCEO Maximum Collector-Emitter Breakdown Voltage: 400V
Max Vce (sat): 1.5V @ 1A, 3.5A
Collector Cut-off Current(Max): 250μA
Typical Gain (hFE) (Min): 16 @ 800mA, 3V
Maximum Power Dissipation: 70W
Popularity: Medium
Fake Threat In the Open Market: 39 pct.
Supply and Demand Status: Balance

Bipolar (BJT) Transistor NPN 400V 4A 70W Through Hole TO-220

4A, 400V, NPN, Si, POWER TRANSISTOR, TO-220AB, TO-220, 3 PIN Product overview: BUL742A 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 4A, 400V, TO-220. Search-friendly keywords include transistor, BJT, switching, amplification, 4A, 400V, TO-220, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-BUL742A can be used for catalog matching and distributor lookup.