CD5291 Overview
The CD5291 is a precision voltage regulator designed for stable and reliable power supply applications in industrial and automotive electronics. It features a wide input voltage range and delivers a fixed output voltage with low dropout, ensuring consistent performance under varying load conditions. The device is optimized for low quiescent current and high ripple rejection, making it suitable for sensitive analog and digital circuits. Engineers benefit from its compact packaging and robust thermal characteristics, facilitating efficient integration into complex systems. For more detailed specifications and purchasing options, visit 集成电路制造商.
CD5291 Technical Specifications
| 参数 | 规格 |
|---|---|
| 输入电压范围 | 3 V to 40 V |
| 输出电压 | 5 V fixed |
| 输出电流 | 高达 1 A |
| 压差电压 | Typically 1.5 V at 1 A load |
| 静态电流 | 5 mA typical |
| Ripple Rejection Ratio | 70 dB typical |
| 工作温度范围 | 摄氏 -40 度至 +125 度 |
| 包装类型 | TO-220 |
CD5291 Key Features
- Wide Input Voltage Range: Supports operation from 3 V to 40 V, allowing flexibility in various power supply designs.
- High Output Current Capability: Delivers up to 1 A, suitable for powering medium-load circuits with stable voltage.
- Low Dropout Voltage: Ensures efficient operation even when input voltage approaches the regulated output, reducing power dissipation.
- Excellent Ripple Rejection: Minimizes noise on the output voltage, critical for sensitive analog and mixed-signal systems.
- 工作温度范围广： Reliable performance from -40??C to +125??C, ideal for harsh industrial environments.
- Robust Thermal Management: TO-220 package supports effective heat dissipation, enhancing reliability and lifespan.
- 低静态电流： Reduces power consumption during standby, enhancing overall energy efficiency.
CD5291 Advantages vs Typical Alternatives
This voltage regulator offers a wider input voltage range and higher output current than many comparable devices, providing enhanced flexibility for varying power environments. Its low dropout voltage and superior ripple rejection improve energy efficiency and signal integrity. The device??s robust thermal characteristics and extended temperature range ensure dependable operation in demanding industrial and automotive applications, making it a preferred choice over typical linear regulators.
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典型应用
- Power Supply Regulation: Ideal for stabilizing voltage in industrial control systems where precise and reliable power delivery is essential to maintain consistent operation.
- Automotive Electronics: Suitable for providing regulated voltage to automotive sensors and control units operating under wide voltage and temperature conditions.
- Embedded Systems: Supports embedded processors and digital logic circuits requiring steady 5 V power supply with minimal noise.
- Consumer and Industrial Instrumentation: Ensures accurate voltage levels for sensitive measurement and data acquisition equipment.
CD5291 Brand Info
The CD5291 is part of a trusted portfolio of voltage regulators recognized for industrial-grade performance and reliability. Manufactured with stringent quality controls, this device meets rigorous standards for consistency and durability. Its design focuses on delivering precise voltage regulation with low power consumption and high thermal stability, making it a reliable component in a wide range of electronic systems. The product is supported by comprehensive technical documentation and application guidance to assist engineers in efficient system integration.
常见问题
What is the maximum output current supported by the CD5291?
The device can supply up to 1 ampere of output current, which makes it suitable for powering medium-load circuits requiring stable 5 V voltage. This current rating ensures reliable operation across a variety of applications.
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Can the CD5291 operate at high temperatures commonly found in automotive environments?
Yes, it is specified to operate reliably within a temperature range of -40??C to +125??C, making it well-suited for harsh automotive and industrial environments where temperature extremes are common.
How does the CD5291 handle input voltage fluctuations?
With a wide input voltage range from 3 V to 40 V, the device can accommodate significant input variations while maintaining a stable output voltage. Its low dropout voltage further supports efficient regulation even as the input voltage approaches the output level.
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What packaging options are available for this voltage regulator?
The regulator is provided in a TO-220 package, which is designed to facilitate effective thermal management and easy mounting on heatsinks, enhancing device reliability and longevity under heavy load conditions.
Is the CD5291 suitable for noise-sensitive applications?
Absolutely. The device offers a ripple rejection ratio of approximately 70 dB, which significantly reduces output voltage noise, making it appropriate for use in sensitive analog and mixed-signal circuits where clean power is critical.
