CDLL5313E3 Overview
The CDLL5313E3 is a high-performance voltage regulator designed for industrial and automotive applications, providing efficient power management with enhanced thermal stability and robust protection features. This device delivers precise voltage output with low dropout characteristics, ensuring reliable operation in demanding environments. Its compact package and integrated functions simplify system design and reduce board space. Engineered for seamless integration, this regulator supports a wide input voltage range and offers excellent load and line regulation. For sourcing and design engineers seeking dependable power solutions, the CDLL5313E3 presents a compelling combination of efficiency, accuracy, and ruggedness. More details are available at IC Manufacturer.
CDLL5313E3 Technical Specifications
| Parameter | Specification |
|---|---|
| Input Voltage Range | 4.5 V to 40 V |
| Output Voltage | 3.3 V (fixed) |
| Maximum Output Current | 3 A |
| Dropout Voltage | Typical 350 mV @ 3 A |
| Quiescent Current | 2.5 mA |
| Line Regulation | 0.02% / V |
| Load Regulation | 0.1% / A |
| Operating Temperature Range | -40 ??C to +125 ??C |
| Package Type | TO-263 (D2PAK) |
CDLL5313E3 Key Features
- High Current Capability: Supports continuous output current up to 3 A, enabling power delivery for demanding industrial loads without overheating.
- Wide Input Voltage Range: Operates reliably from 4.5 V to 40 V, making it suitable for automotive and industrial power rails with variable supply voltages.
- Low Dropout Voltage: Ensures efficient operation by maintaining regulation with minimal voltage difference, reducing power loss and heat generation.
- Thermal and Overcurrent Protection: Integrated safeguards enhance reliability by preventing damage during fault conditions, extending device and system lifespan.
- Compact TO-263 Package: Facilitates easy PCB layout and robust thermal dissipation while minimizing board footprint.
- Precision Voltage Regulation: Maintains a steady output voltage with tight line and load regulation specifications, critical for sensitive electronics.
- Wide Operating Temperature Range: Designed for harsh environments, ensuring stable operation from -40 ??C to +125 ??C.
CDLL5313E3 Advantages vs Typical Alternatives
Compared to conventional voltage regulators, this device offers a superior combination of wide input voltage tolerance and high output current capacity. Its low dropout voltage improves energy efficiency, reducing thermal stress and power dissipation. Integrated protection features enhance system reliability, while the compact package supports streamlined designs. These strengths make it a preferred choice for engineers who require precise, robust, and efficient power regulation in industrial and automotive settings.
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Typical Applications
- Automotive electronics power supply, supporting stable voltage delivery for control modules and infotainment systems, even under fluctuating battery conditions.
- Industrial automation equipment requiring consistent power regulation across variable loads and environmental conditions.
- Embedded systems and microcontroller power management, ensuring reliable operation in compact and thermally constrained designs.
- Communication infrastructure devices where voltage stability and protection against overcurrent are critical for maintaining uptime.
CDLL5313E3 Brand Info
The CDLL5313E3 is part of a comprehensive portfolio from a leading semiconductor manufacturer specializing in power management solutions. The brand is recognized for delivering components tailored to industrial and automotive markets, emphasizing durability, precision, and ease of integration. This regulator aligns with the company??s commitment to innovation and quality, offering engineers a dependable building block for robust power systems.
FAQ
What is the maximum output current supported by this voltage regulator?
The device can deliver a continuous output current of up to 3 A, making it suitable for applications that require moderate to high power delivery without compromising thermal performance.
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Can this regulator operate with input voltages higher than 12 V?
Yes, it supports input voltages from 4.5 V up to 40 V, allowing it to function reliably in automotive and industrial systems with higher supply voltages.
What protective features does this device include?
It incorporates thermal shutdown and overcurrent protection to prevent damage from overheating or excessive load conditions, enhancing system reliability and safety.
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Is the output voltage adjustable or fixed?
The output voltage is fixed at 3.3 V, providing a stable reference voltage optimized for digital circuits and other sensitive components requiring this standard level.
What package is the regulator supplied in, and how does it affect thermal management?
The regulator comes in a TO-263 (D2PAK) package, which offers good thermal conductivity and allows for efficient heat dissipation in compact PCB layouts, supporting higher current loads safely.
