CST-931RP-A Product Overview

Introduction

The CST-931RP-A is a versatile electronic component designed for use in various applications. This entry provides an in-depth overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The CST-931RP-A belongs to the category of integrated circuits (ICs) and is specifically classified as a voltage regulator IC.

Basic Information Overview

• Use: The CST-931RP-A is used to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of variations in input voltage or load conditions.
• Characteristics: It exhibits high precision, low dropout voltage, and low quiescent current, making it suitable for battery-powered devices and other low-power applications.
• Package: The CST-931RP-A is available in a small outline transistor (SOT) package, which facilitates easy integration into compact electronic designs.
• Essence: Its essence lies in providing reliable voltage regulation for a wide range of electronic devices.
• Packaging/Quantity: The CST-931RP-A is typically supplied in tape and reel packaging, with varying quantities based on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The CST-931RP-A features a standard three-pin configuration: 1. Pin 1 (VIN): Input voltage pin 2. Pin 2 (GND): Ground pin 3. Pin 3 (VOUT): Regulated output voltage pin

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite fluctuations in input voltage and load conditions.
• Low Dropout: Operates with minimal dropout voltage, maximizing efficiency in low-power applications.
• Low Quiescent Current: Consumes minimal current when in standby mode, conserving power in battery-operated devices.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low dropout voltage enhances efficiency
• Suitable for low-power applications
• Compact SOT package for space-constrained designs

Disadvantages

• Limited maximum output current (300mA)
• Restricted input voltage range (2.5V to 6.0V)

Working Principles

The CST-931RP-A utilizes a feedback control mechanism to compare the output voltage with a reference voltage, adjusting the internal circuitry to maintain a constant output voltage. This process ensures stability and reliability in voltage regulation.

Detailed Application Field Plans

The CST-931RP-A finds extensive application in various electronic devices, including: - Battery-powered portable electronics - IoT (Internet of Things) devices - Wearable technology - Sensor modules - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative models to the CST-931RP-A include: - CST-932RP-B: Higher output current capability - CST-930RP-A: Lower quiescent current for ultra-low-power applications - CST-935RP-A: Extended input voltage range for wider compatibility

In conclusion, the CST-931RP-A offers precise voltage regulation in a compact form factor, catering to a diverse range of electronic applications while also presenting alternative models to suit specific requirements.

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