Overview
The L7810CV is a 10V fixed positive voltage regulator from STMicroelectronics, part of the L78 series of three-terminal positive regulators. These regulators are available in various packages, including TO-220, TO-220FP, D²PAK, and DPAK, making them versatile for a wide range of applications. They are designed to provide local on-card regulation, eliminating the issues associated with single point regulation. The L7810CV embeds internal current limiting, thermal shutdown, and safe area protection, ensuring robust and reliable operation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 10 | V |
| Output Current | Up to 1.5 A | A |
| Input Voltage (for VO = 10V) | Up to 35 V | V |
| Dropout Voltage | 2 V | V |
| Output Voltage Tolerance (A version) | 2 % | % |
| Operating Junction Temperature Range | 0 to 125 °C (L7810CV) | °C |
| Storage Temperature Range | -65 to 150 °C | °C |
| Short Circuit Current | 0.2 A | A |
| Short Circuit Peak Current | 2.2 A | A |
| Output Noise Voltage | 10 µV/VO | µV/VO |
| Output Resistance | 17 mΩ | mΩ |
Key Features
- Output current up to 1.5 A
- Fixed output voltage of 10 V
- Thermal overload protection
- Short circuit protection
- Output transition SOA protection
- 2 % output voltage tolerance (A version)
- Guaranteed operation in extended temperature range (A version)
- Internal current limiting and safe area protection
- Available in TO-220, TO-220FP, D²PAK, and DPAK packages
Applications
The L7810CV is suitable for a variety of applications, including:
- Communications equipment
- Computers and peripherals
- Industrial control systems
- Local on-card voltage regulation to eliminate single point regulation issues
- Use in systems requiring fixed voltage regulation with high current capability
Q & A
- What is the output voltage of the L7810CV?
The output voltage of the L7810CV is 10 V.
- What is the maximum output current of the L7810CV?
The L7810CV can deliver up to 1.5 A of output current.
- What are the package options for the L7810CV?
The L7810CV is available in TO-220, TO-220FP, D²PAK, and DPAK packages.
- Does the L7810CV have thermal protection?
Yes, the L7810CV includes thermal overload protection and internal thermal shutdown.
- What is the dropout voltage of the L7810CV?
The dropout voltage of the L7810CV is 2 V.
- What is the output voltage tolerance of the L7810CV?
The output voltage tolerance of the L7810CV (A version) is 2 %.
- What is the operating junction temperature range for the L7810CV?
The operating junction temperature range for the L7810CV is 0 to 125 °C.
- Does the L7810CV have short circuit protection?
Yes, the L7810CV includes short circuit protection and safe area protection.
- What are some common applications for the L7810CV?
The L7810CV is commonly used in communications equipment, computers and peripherals, and industrial control systems.
- Can the L7810CV be used for adjustable voltage regulation?
Although primarily designed as a fixed voltage regulator, the L7810CV can be used with external components to obtain adjustable voltage and currents.
