Overview
The L7808CD2T-TR is a linear voltage regulator produced by STMicroelectronics. This component is part of the L78 series, known for its reliability and versatility in various electronic applications. The L7808CD2T-TR is specifically designed to provide a fixed output voltage of 8 volts with a maximum output current of 1.5 amps. It is packaged in a D2PAK surface mount device (SMD) format, making it suitable for modern PCB designs that require compact and efficient power regulation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Brand | STMicroelectronics | |
| Maximum Output Current | 1.5 A | A |
| Regulator Type | Linear Voltage | |
| Output Voltage | 8 V | V |
| Number of Outputs | 1 | |
| Mounting Type | Surface Mount | |
| Polarity | Positive | |
| Quiescent Current | 1.5 mA | mA |
| Package Type | D2PAK | |
| Pin Count | 2 + Tab | |
| Output Type | Fixed | |
| Dimensions | 10.4 x 9.35 x 4.6 mm | mm |
| Minimum Operating Temperature | 0 °C | °C |
| Maximum Operating Temperature | +125 °C | °C |
| Maximum Input Voltage | 35 V | V |
Key Features
- Thermal Overload Protection: The L7808CD2T-TR includes internal thermal shutdown to protect against overheating.
- Short Circuit Protection: The device is equipped with short circuit protection to prevent damage from excessive current.
- Output Transition SOA Protection: It features safe area protection to ensure the device operates within safe limits.
- High Accuracy: The output voltage has a tolerance of 2% (for the A version), ensuring stable and reliable voltage regulation.
- Extended Temperature Range: The regulator can operate in a wide temperature range from 0°C to 125°C.
- Compact Packaging: The D2PAK package is ideal for surface mount applications, offering a compact solution for modern PCB designs.
- Adjustable Voltage Capability: Although primarily designed as a fixed voltage regulator, it can be used with external components to achieve adjustable voltage and current outputs.
Applications
The L7808CD2T-TR is versatile and can be used in a variety of applications, including:
- Local On-Card Regulation: It eliminates distribution problems associated with single point regulation by providing local voltage regulation on the PCB.
- Industrial Control Systems: Suitable for use in industrial control systems where stable and reliable voltage regulation is crucial.
- Consumer Electronics: Used in consumer electronics such as audio equipment, medical devices, and other applications requiring stable DC power.
- Automotive Systems: Can be used in automotive systems where robust and reliable power regulation is necessary.
Q & A
- What is the maximum output current of the L7808CD2T-TR?
The maximum output current is 1.5 amps.
- What is the output voltage of the L7808CD2T-TR?
The output voltage is fixed at 8 volts.
- What type of package does the L7808CD2T-TR come in?
The device is packaged in a D2PAK surface mount format.
- Does the L7808CD2T-TR have thermal protection?
Yes, it includes internal thermal shutdown to protect against overheating.
- What is the maximum operating temperature of the L7808CD2T-TR?
The maximum operating temperature is +125 °C.
- Can the L7808CD2T-TR be used for adjustable voltage regulation?
Although it is primarily a fixed voltage regulator, it can be used with external components to achieve adjustable voltage and current outputs.
- What is the quiescent current of the L7808CD2T-TR?
The quiescent current is 1.5 mA.
- What is the maximum input voltage for the L7808CD2T-TR?
The maximum input voltage is 35 V.
- Does the L7808CD2T-TR have short circuit protection?
Yes, it includes short circuit protection to prevent damage from excessive current.
- What are the dimensions of the L7808CD2T-TR?
The dimensions are 10.4 x 9.35 x 4.6 mm.
