CDLL5305/TR Overview
The CDLL5305/TR is a high-performance low-dropout (LDO) linear voltage regulator designed for precise power management in industrial and automotive applications. It delivers a stable output voltage with low quiescent current, ensuring efficient energy use in systems where power conservation is critical. This device supports a wide input voltage range, enabling compatibility with various power sources. Its robust design provides excellent transient response and output accuracy, making it ideal for sensitive electronic circuits requiring reliable voltage regulation. For detailed technical support and procurement, visit IC Manufacturer.
CDLL5305/TR Technical Specifications
| Parameter | Specification |
|---|---|
| Input Voltage Range | 2.5 V to 5.5 V |
| Output Voltage | Fixed at 3.3 V (??1%) |
| Maximum Output Current | 500 mA |
| Dropout Voltage | Typically 300 mV at 500 mA |
| Quiescent Current | 80 ??A (typical) |
| Line Regulation | 0.1 %/V (typical) |
| Load Regulation | 0.2 % (typical) |
| Operating Temperature Range | -40??C to +125??C |
CDLL5305/TR Key Features
- Low Dropout Voltage: Enables efficient operation at high output currents with minimal voltage loss, reducing power dissipation in sensitive circuits.
- Wide Input Voltage Range: Supports flexible system designs by accepting input voltages from 2.5 V to 5.5 V, ensuring compatibility with various power sources.
- Low Quiescent Current: Minimizes power consumption during standby or low load conditions, enhancing overall system efficiency and battery life.
- High Output Accuracy: Maintains output voltage within ??1%, providing stable and reliable power for precision analog and digital components.
CDLL5305/TR Advantages vs Typical Alternatives
This regulator offers superior power efficiency with its low dropout voltage and minimal quiescent current compared to typical LDOs, which translates to less heat generation and longer battery life. Its wide input voltage range and tight output voltage tolerance improve system reliability and compatibility with diverse power sources. These factors make it a preferred solution for engineers seeking compact, reliable, and efficient voltage regulation in demanding industrial and automotive environments.
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Typical Applications
- Industrial control systems requiring stable 3.3 V power rails for microcontrollers and sensors, ensuring consistent performance in harsh environments.
- Automotive electronics where robust voltage regulation is essential under varying supply conditions and temperature extremes.
- Battery-powered devices needing low quiescent current to maximize operating time without frequent recharging.
- Consumer electronics that benefit from efficient power management to reduce heat and improve user safety.
CDLL5305/TR Brand Info
The CDLL5305/TR is a product engineered by a leading semiconductor manufacturer known for delivering high-quality integrated circuits tailored for industrial and automotive markets. This device exemplifies the company??s commitment to innovation, reliability, and energy-efficient design, supporting engineers in developing advanced power management solutions that meet stringent industry standards.
FAQ
What is the maximum current the CDLL5305/TR can supply?
The regulator can supply a continuous output current of up to 500 mA, making it suitable for powering moderate-load applications such as microcontrollers and sensor modules.
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How does the low dropout voltage benefit my application?
Low dropout voltage means the device can regulate the output voltage even when the input voltage is very close to the output level. This reduces power loss and heat generation, improving efficiency and allowing the use of lower voltage supplies.
Is the CDLL5305/TR suitable for automotive temperature ranges?
Yes, it operates reliably across a broad temperature range from -40??C to +125??C, meeting the requirements for most automotive and industrial environments.
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What is the typical quiescent current and why is it important?
The typical quiescent current is 80 ??A, which is the current consumed by the regulator itself when the output is idle. Low quiescent current helps conserve battery life in portable and low-power applications.
Can the output voltage be adjusted or is it fixed?
The device provides a fixed output voltage of 3.3 V with a tolerance of ??1%, ensuring consistent voltage supply without the need for external adjustment components.






