STMicroelectronics L7805ACV-DG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.97 | $0.97 |
| 15+ | $0.63 | $9.45 |
| 25+ | $0.62 | $15.50 |
| 50+ | $0.59 | $29.50 |
| 100+ | $0.52 | $52.00 |
| N+ | $0.10 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | |
| Packaging | Tube | |
| 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 | 1.5A |
| Current - Quiescent (Iq) | 6 mA |
| Current - Supply (Max) | - |
| PSRR | 68dB (120Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 |
| Supplier Device Package | TO-220 |
| ROHS |  |
The L7805ACV-DG from STMicroelectronics is a classic fixed 5V linear regulator capable of delivering up to 1.5A. Housed in a TO-220 package, it features a typical dropout of 2V at 1A and a quiescent current of 6mA. With 68dB PSRR at 120Hz, it effectively filters ripple, making it suitable for audio, industrial, and automotive applications. Built-in thermal overload and short-circuit protection ensure reliable performance in demanding environments.
- High Output Current: 1.5A capability supports power-hungry loads like motors and multiple ICs.
- Wide Input Range: Accepts 7V to 35V input, making it versatile for various supply sources.
- Robust Protection: Includes thermal shutdown and short-circuit current limiting for enhanced durability.
- Excellent Ripple Rejection: 68dB PSRR at 120Hz ensures clean output for sensitive analog circuits.
Industrial Control Systems
Delivers 1.5A at 5V for PLCs and motor controllers, with thermal shutdown and short-circuit protection for robust operation.
Bench Power Supplies
Used as a post-regulator in DIY and lab power supplies, providing a clean, stable 5V rail for breadboard experiments.
Audio Amplifier Front-Ends
With 68dB PSRR at 120Hz, it powers preamp stages, reducing hum from rectified AC mains.
Automotive Electronics
Operates from 12V vehicle batteries (7-35V input range) to supply 5V logic for infotainment and sensor modules.
Embedded Systems
Powers microcontrollers, FPGAs, and peripherals in prototyping and production, with the TO-220 tab bolted to a heatsink for continuous 1.5A loads.
LED Lighting Drivers
Provides a regulated 5V supply for LED driver logic and dimming circuits in commercial lighting fixtures.
- Q: What is the output voltage of the L7805ACV-DG?
- A: It provides a fixed positive output voltage of 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 7V to 35V, offering wide flexibility for various supplies.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 1A load, requiring a 7V minimum input for 5V output.
- Q: What is the quiescent current?
- A: The quiescent current is 6mA, typical for high-current linear regulators.
- Q: What package is available?
- A: It comes in a TO-220 package, which includes a metal tab for heat sinking.
L7805ACV-DG.pdf
- Q: What is the output voltage of the L7805ACV-DG?
- A: It provides a fixed positive output voltage of 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 7V to 35V, offering wide flexibility for various supplies.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 1A load, requiring a 7V minimum input for 5V output.
- Q: What is the quiescent current?
- A: The quiescent current is 6mA, typical for high-current linear regulators.
- Q: What package is available?
- A: It comes in a TO-220 package, which includes a metal tab for heat sinking.
