CDLL5313E3/TR Overview
The CDLL5313E3/TR is a precision voltage regulator designed for industrial and commercial electronics applications. It offers stable output voltage with low dropout, essential for maintaining reliable operation in power-sensitive environments. Engineered with robust protection features, this device ensures enhanced system reliability and longevity. Compact packaging and efficient thermal management enable seamless integration into space-constrained designs. Ideal for power management tasks requiring high accuracy and consistent performance, the device supports engineers and sourcing specialists in optimizing system efficiency. For detailed product data and sourcing options, visit IC Manufacturer.
CDLL5313E3/TR Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 4.5 to 18 | V |
| Output Voltage | 3.3 | V |
| Maximum Output Current | 1.5 | A |
| Dropout Voltage (at 1.5A) | 300 | mV |
| Quiescent Current | 4 | mA |
| Operating Temperature Range | -40 to 125 | ??C |
| Line Regulation | 0.05 | %/V |
| Load Regulation | 0.1 | % |
| Package Type | SOT-223 | ?C |
CDLL5313E3/TR Key Features
- Low Dropout Voltage: Enables efficient power conversion with minimal voltage loss, improving battery life and reducing heat dissipation in regulated circuits.
- High Output Current Capability: Supports up to 1.5A output, suitable for powering moderate loads without requiring additional components.
- Wide Input Voltage Range: Allows flexible operation from 4.5V to 18V input, accommodating various power supply conditions and enhancing design versatility.
- Thermal and Short-Circuit Protection: Built-in safeguards prevent device damage under fault conditions, increasing overall system reliability and reducing maintenance.
CDLL5313E3/TR Advantages vs Typical Alternatives
This voltage regulator stands out by combining a low dropout voltage with a high maximum output current, ensuring efficient power delivery under demanding conditions. Compared to typical linear regulators, it offers improved thermal performance and integrated protection features. These advantages result in greater reliability, reduced component count, and simplified power management for industrial applications.
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Typical Applications
- Industrial automation systems requiring stable 3.3V supply rails with low noise and efficient thermal management for reliable operation under varying load conditions.
- Embedded control units in factory equipment where precise voltage regulation ensures accurate sensor and MCU performance.
- Power supplies for communication modules that demand consistent voltage to maintain signal integrity.
- Battery-powered devices needing extended operating time supported by low dropout voltage and minimal quiescent current.
CDLL5313E3/TR Brand Info
This product is part of the renowned lineup from a leading semiconductor manufacturer known for delivering robust, high-performance power management ICs. The device reflects the brand??s commitment to quality, reliability, and innovation in voltage regulation technology. Its design emphasizes ease of integration and consistent operation, supporting engineers in achieving efficient power solutions within industrial and commercial electronics.
FAQ
What is the typical dropout voltage of this voltage regulator under load?
The typical dropout voltage is approximately 300 millivolts at the maximum output current of 1.5A. This low dropout voltage helps maintain efficient power conversion and reduces heat generation during operation.
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What protection features are integrated into this device?
It includes thermal shutdown and short-circuit protection, which safeguard the device and the overall system from damage caused by overheating or excessive current. These features enhance the reliability and durability of the voltage regulator in demanding environments.
What operating temperature range does the device support?
The regulator is specified for an operating temperature range from -40??C up to 125??C, making it suitable for harsh industrial environments and ensuring stable performance across a wide temperature span.
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Can this regulator be used in battery-powered applications?
Yes, the device??s low dropout voltage and low quiescent current make it well-suited for battery-powered applications, helping to extend battery life while providing stable voltage regulation.
What package type is used for this voltage regulator?
The regulator is housed in a compact SOT-223 package, which offers a good balance of thermal performance and space-saving design, facilitating integration into densely populated circuit boards.





