CB1038-3/I Product Overview

Product Category

The CB1038-3/I belongs to the category of integrated circuits, specifically designed for use in electronic devices and systems.

Basic Information Overview

• Use: The CB1038-3/I is used as a voltage regulator in various electronic applications.
• Characteristics: It features high precision, low dropout voltage, and thermal shutdown protection.
• Package: The CB1038-3/I comes in a small outline package (SOP) for easy integration into circuit boards.
• Essence: Its essence lies in providing stable and regulated voltage output for electronic components.
• Packaging/Quantity: It is typically packaged in reels containing a specific quantity suitable for mass production.

Specifications

The CB1038-3/I has the following specifications: - Input Voltage Range: 4.5V to 18V - Output Voltage Range: 1.2V to 15V - Dropout Voltage: 0.6V at 1A - Quiescent Current: 75µA - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The CB1038-3/I has a standard pin configuration with input, output, and ground pins, along with additional pins for thermal shutdown and adjustment.

Functional Features

• Voltage Regulation: Provides a stable output voltage despite variations in input voltage and load conditions.
• Thermal Shutdown Protection: Safeguards the device from overheating by shutting down when the temperature exceeds the specified limit.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.

Advantages and Disadvantages

Advantages

• High precision regulation
• Compact package size
• Low quiescent current for power efficiency

Disadvantages

• Limited maximum output current compared to some alternative models
• Sensitive to improper layout and decoupling

Working Principles

The CB1038-3/I operates on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain a constant output.

Detailed Application Field Plans

The CB1038-3/I is well-suited for various applications, including: - Battery-powered devices - Portable consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the CB1038-3/I include: - LM317: A widely used adjustable voltage regulator with higher output current capability. - LT1763: Known for its low dropout voltage and noise performance, suitable for noise-sensitive applications. - TPS7A47: Offers ultra-low noise and high PSRR for demanding audio and precision measurement applications.

In conclusion, the CB1038-3/I serves as a reliable voltage regulator with precise control and protection features, making it an essential component in various electronic systems.

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