Manufacturer: STMicroelectronics
Win Source Part Number: 079754-BUL381D
Packaging: Tube/Rail
Mounting: Through Hole
Transistor Polarity: NPN
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: 150°C (TJ)
Case / Package: TO-220AB
Maximum Current Collector: 5A
VCEO Maximum Collector-Emitter Breakdown Voltage: 400V
Max Vce (sat): 1.1V @ 750mA, 3A
Collector Cut-off Current(Max): 250μA
Typical Gain (hFE) (Min): 8 @ 2A, 5V
Maximum Power Dissipation: 70W
Popularity: Medium
Fake Threat In the Open Market: 42 pct.
Supply and Demand Status: Limited
NPN BJT Transistor, 400V VCEO, 5A Ic, TO-220 Product overview: BUL381D 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 400V, 5A, TO-220. Search-friendly keywords include transistor, BJT, switching, amplification, 400V, 5A, 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-BUL381D can be used for catalog matching and distributor lookup.
Bipolar (BJT) Single Transistor, NPN, 400 V, 70 W, 3 A, 10 RoHS Compliant: Yes
Bipolar Transistors - BJT NPN Hi-Volt Fast Sw
TRANS NPN 400V 5A TO220
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | Newark, An Avnet Company | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|
| Product Category | Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Bipolar RF Transistors |
| Product Number | 079754-BUL381D | 276-BUL381D | 25M7929 | BUL381D | BUL381D |
| Product Name | TRANSISTORS - Transistors (BJT) - Single - BUL381D | 400V 5A TO-220 Bipolar Transistor | Bipolar (Bjt) Single Transistor, Npn, 400 V, 70 W, 3 A, 10 Rohs Compliant Stmicroelectronics | Bipolar Transistors - BJT | Discrete Semiconductor Products - Transistors - Bipolar (BJT) |
| Polarity | NPN; NPN | NPN | NPN | ||
| Package Type | TO-220; SOT3; TO-220AB | TO-3 | |||
| IC(max) | 5000 milliamps | 5000 milliamps | |||
| VCEO | 400 volts | 400 volts |