Overview
The L7809CD2T-TR is a three-terminal positive voltage regulator IC produced by STMicroelectronics. It is part of the L78 series, which is known for its reliability and versatility in various electronic applications. This regulator is available in the D2PAK package and is designed to provide a fixed output voltage of 9V with a maximum output current of 1.5A. The L7809CD2T-TR is RoHS compliant and comes in an industrial grade, making it suitable for a wide range of industrial and commercial uses.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 9V ± 5% |
| Maximum Output Current | 1.5 A |
| Minimum Input Voltage | 11 V |
| Maximum Input Voltage | 35 V |
| Dropout Voltage | 2 V |
| Operating Temperature Range | 0°C to 125°C |
| Package Type | D2PAK |
| Packing Type | Tape And Reel |
| RoHS Compliance | Ecopack2 |
| ECCN US | EAR99 |
| ECCN EU | NEC |
Key Features
- Fixed Output Voltage: The L7809CD2T-TR provides a stable output voltage of 9V with a tolerance of ±5%.
- High Current Capability: It can supply up to 1.5A of output current, making it suitable for power-hungry applications.
- Wide Operating Temperature Range: The regulator operates within a temperature range of 0°C to 125°C, ensuring reliability in various environmental conditions.
- Low Dropout Voltage: With a dropout voltage of 2V, it minimizes the voltage loss between the input and output, enhancing efficiency.
- Compact Packaging: The D2PAK package is compact and surface-mountable, ideal for space-constrained designs.
- RoHS Compliance: The regulator is RoHS compliant, ensuring it meets environmental standards.
Applications
The L7809CD2T-TR is versatile and can be used in a variety of applications, including:
- Industrial Control Systems: For powering control circuits and sensors in industrial environments.
- Consumer Electronics: In devices such as audio equipment, televisions, and other consumer electronics requiring stable voltage regulation.
- Automotive Systems: For regulating voltage in automotive electrical systems.
- Medical Devices: In medical equipment where stable and reliable voltage regulation is critical.
- Embedded Systems: In microcontroller-based projects and other embedded systems requiring a stable power supply.
Q & A
- What is the output voltage of the L7809CD2T-TR?
The output voltage of the L7809CD2T-TR is 9V with a tolerance of ±5%. - What is the maximum output current of the L7809CD2T-TR?
The maximum output current is 1.5A. - What is the minimum input voltage required for the L7809CD2T-TR?
The minimum input voltage is 11V. - What is the maximum operating temperature of the L7809CD2T-TR?
The maximum operating temperature is 125°C. - Is the L7809CD2T-TR RoHS compliant?
Yes, the L7809CD2T-TR is RoHS compliant. - What package type is the L7809CD2T-TR available in?
The L7809CD2T-TR is available in the D2PAK package. - What is the dropout voltage of the L7809CD2T-TR?
The dropout voltage is 2V. - What are some common applications of the L7809CD2T-TR?
Common applications include industrial control systems, consumer electronics, automotive systems, medical devices, and embedded systems. - What is the ECCN classification for the L7809CD2T-TR in the US and EU?
In the US, it is classified as EAR99, and in the EU, it is classified as NEC. - How is the L7809CD2T-TR packaged for distribution?
The L7809CD2T-TR is packaged in tape and reel format.
