STMicroelectronics · Discrete semiconductors
BULB742C-1
TRANS NPN 400V 4A I2PAK
STM32-first sourcing with STMicroelectronics support components. Review recorded cores, flash, RAM, connectivity and package facts before moving an approved design into production.
Request this exact part →
BULB742C-1 specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | BULB742C-1 |
| Family | Discrete semiconductors |
| Package | TO-262-3 Long Leads, I²Pak, TO-262AA |
| Product Status | Obsolete |
| Transistor Type | NPN |
| Current - Collector (Ic) (Max) | 4 A |
| Voltage - Collector Emitter Breakdown (Max) | 400 V |
| Vce Saturation (Max) @ Ib, Ic | 1.5V @ 1A, 3.5A |
| Current - Collector Cutoff (Max) | 250µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 25 @ 800mA, 3V |
| Power - Max | 70 W |
| Frequency - Transition | Not provided in source |
| Operating Temperature | 150°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | TO-262-3 Long Leads, I²Pak, TO-262AA |
| Supplier Device Package | I2PAK (TO-262) |
Documents and evidence
BULB742C-1 ↗Before sourcing BULB742C-1
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
Questions about BULB742C-1
How do I request a current price?
Provide this full code, quantity, destination and arrival date. Budget estimates are conditional; final availability and price are confirmed by quotation.
Can a related record replace this device?
Related records aid discovery. Package, pinout, ratings, tooling and software require engineering approval before substitution.
Continue your Discrete semiconductors review
1N5711DO-204AH, DO-35, Axial
1N5817DO-204AL, DO-41, Axial
1N5817RLDO-204AL, DO-41, Axial
1N5818DO-204AL, DO-41, Axial
1N5818RLDO-204AL, DO-41, Axial
1N5819DO-204AL, DO-41, Axial