onsemi MC7805BDTRKG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.98 | $0.98 |
| 15+ | $0.95 | $14.25 |
| 25+ | $0.93 | $23.25 |
| 50+ | $0.88 | $44.00 |
| 100+ | $0.77 | $77.00 |
| N+ | $0.15 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | |
| Packaging | Factory | Cut Tape (CT) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 2V @ 1A (Typ) |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 8 mA |
| Current - Supply (Max) | - |
| PSRR | 68dB (120Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Supplier Device Package | DPAK |
| ROHS |
The MC7805BDTRKG from onsemi is a fixed 5V linear voltage regulator capable of delivering up to 1A of output current. With a typical dropout voltage of 2V at full load and a quiescent current of 8 mA, it offers reliable performance for a wide range of applications. The DPAK package provides excellent thermal dissipation, making it suitable for powering microcontrollers, sensors, and audio circuits.
- High output current (1A): Powers multiple loads or high-current peripherals.
- Excellent PSRR (68dB at 120Hz): Rejects mains ripple for clean DC output.
- Industry-standard 7805 pinout: Drop-in replacement for existing designs.
- DPAK package: Compact with good thermal performance for PCB mounting.
General-Purpose Power Supplies
The MC7805BDTRKG is a classic 5V regulator capable of delivering 1A, making it ideal for general-purpose power supplies in hobbyist and industrial projects. Its 68dB PSRR at 120Hz ensures clean output from rectified AC sources.
Microcontroller Power Rails
For 5V microcontroller systems, this regulator provides a stable supply with up to 1A for driving peripherals. The DPAK package allows for heatsink attachment when dissipating higher power.
Audio Equipment
The high PSRR of 68dB at 120Hz makes it suitable for audio circuits where ripple rejection from mains-derived supplies is critical. It provides a clean 5V rail for op-amps and DACs.
Industrial Control Systems
With a robust 1A output and wide input range, it can power logic circuits, relays, and sensors in industrial control panels. The 2V dropout allows operation from 7V rails.
Battery Chargers
In battery charger circuits, the MC7805B can provide a regulated 5V supply for charging logic and monitoring circuits, ensuring consistent operation across varying battery voltages.
- Q: What is the output voltage of the MC7805BDTRKG?
- A: It provides a fixed 5V output.
- Q: What is the maximum output current?
- A: It can deliver up to 1A of output current.
- Q: What is the input voltage range?
- A: The input voltage range is 7V to 25V (typical for 7805 regulators).
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 1A load.
- Q: What is the quiescent current?
- A: The quiescent current is 8 mA.
- Q: What package is available?
- A: It comes in a DPAK (TO-252) package.
- Q: What is the output voltage of the MC7805BDTRKG?
- A: It provides a fixed 5V output.
- Q: What is the maximum output current?
- A: It can deliver up to 1A of output current.
- Q: What is the input voltage range?
- A: The input voltage range is 7V to 25V (typical for 7805 regulators).
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 1A load.
- Q: What is the quiescent current?
- A: The quiescent current is 8 mA.
- Q: What package is available?
- A: It comes in a DPAK (TO-252) package.

MC7805BDTRKG.pdf