Overview
The LD1084V33 is a low-drop voltage regulator produced by STMicroelectronics. This component is designed to provide a reliable 3.3V output with a maximum current of 5.0A, making it ideal for powering small-scale electronic devices. The LD1084V33 is part of the LD1084 series, known for its high performance and efficiency in voltage regulation.
Key Specifications
| Parameter | Test Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Output Voltage | IO = 0 mA, TJ = 25°C | 3.264 | 3.3 | 3.336 | V |
| Output Voltage | IO = 0 to 5A, VI = 5.2 to 30V | 3.228 | 3.3 | 3.372 | V |
| Maximum Output Current | 5 | A | |||
| Dropout Voltage | IO = 5A | 1.3 | 1.5 | V | |
| Line Regulation | IO = 10 mA, VI = 5.2 to 18V, TJ = 25°C | 0.5 | 10 | mV | |
| Load Regulation | IO = 10 mA to 5A, TJ = 25°C | 0.1 | 0.3 | % | |
| Operating Temperature Range | -40 | 125 | °C | ||
| Package | TO-220-3 | ||||
| Voltage Regulation Accuracy | ±1% |
Key Features
- High Output Current: The LD1084V33 can provide up to 5A of output current, making it suitable for demanding applications.
- Low Dropout Voltage: The regulator has a typical dropout voltage of 1.3V and a maximum of 1.5V at the maximum output current.
- Adjustable and Fixed Output Voltage: Although the LD1084V33 is a fixed voltage regulator, the LD1084 series also includes adjustable output voltage options.
- Internal Power and Thermal Limit: The device includes internal power and thermal limiting to ensure safe operation.
- Wide Operating Temperature Range: The LD1084V33 operates over a temperature range of -40°C to 125°C.
- High Accuracy: The output voltage tolerance is ±1% at 25°C and ±2% over the full temperature range.
- Pinout Compatibility: The LD1084V33 is pin-to-pin compatible with standard adjustable voltage regulators.
Applications
- Powering Small-Scale Electronics: Ideal for powering small-scale electronic devices that require a stable 3.3V supply.
- Industrial Control Systems: Suitable for use in industrial control systems where high current and low dropout voltage are essential.
- Automotive Systems: Can be used in automotive systems due to its wide operating temperature range and robust performance.
- Telecommunications Equipment: Applicable in telecommunications equipment where reliable and efficient voltage regulation is critical.
Q & A
- What is the maximum output current of the LD1084V33?
The LD1084V33 can provide up to 5A of output current.
- What is the typical dropout voltage of the LD1084V33?
The typical dropout voltage is 1.3V, with a maximum of 1.5V at the maximum output current.
- What is the operating temperature range of the LD1084V33?
The operating temperature range is -40°C to 125°C.
- What is the output voltage tolerance of the LD1084V33?
The output voltage tolerance is ±1% at 25°C and ±2% over the full temperature range.
- Is the LD1084V33 pin-to-pin compatible with other regulators?
Yes, it is pin-to-pin compatible with standard adjustable voltage regulators.
- What package type is the LD1084V33 available in?
The LD1084V33 is available in the TO-220-3 package.
- Does the LD1084V33 have internal power and thermal limiting?
Yes, the device includes internal power and thermal limiting for safe operation.
- What is the minimum capacitor required for stability?
A minimum capacitor of 10 µF is required for stability.
- Can the LD1084V33 be used in automotive systems?
Yes, it can be used in automotive systems due to its wide operating temperature range and robust performance.
- Is the LD1084V33 suitable for telecommunications equipment?
Yes, it is suitable for use in telecommunications equipment where reliable and efficient voltage regulation is critical.
