ST1R005B

Product Overview

ST1R005B belongs to the category of voltage regulators. It is commonly used to regulate voltage in electronic circuits, providing stable and reliable power supply. The characteristics of ST1R005B include high efficiency, low dropout voltage, and thermal shutdown protection. The package consists of a small outline transistor (SOT-23) for easy integration into various circuit designs. The essence of ST1R005B lies in its ability to maintain a constant output voltage despite fluctuations in input voltage. It is typically available in reels containing a specific quantity per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V to 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 130mV at 100mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

ST1R005B features a standard SOT-23 package with three pins: 1. Pin 1: Input Voltage (VIN) 2. Pin 2: Ground (GND) 3. Pin 3: Output Voltage (VOUT)

Functional Features

• High Efficiency: ST1R005B offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: The regulator maintains a stable output voltage even when the input voltage approaches the desired output level.
• Thermal Shutdown Protection: It includes built-in thermal shutdown protection to prevent damage from excessive heat.

Advantages and Disadvantages

Advantages

• Small form factor
• Wide input voltage range
• Excellent line and load regulation

Disadvantages

• Limited maximum output current
• Sensitive to external noise and interference

Working Principles

ST1R005B operates based on the principle of feedback control. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. This process ensures that the connected load receives a stable and regulated supply of power.

Detailed Application Field Plans

ST1R005B finds applications in various fields such as: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Wearable technology - Sensor modules

Detailed and Complete Alternative Models

Some alternative models to ST1R005B include: - LM1117 - MCP1700 - AP2112 - XC6206

In conclusion, ST1R005B serves as a reliable voltage regulator with a compact form factor and efficient performance. Its wide application range and compatibility with alternative models make it a versatile choice for voltage regulation in diverse electronic systems.

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