XC6121C438ER-G

Product Overview

Category

XC6121C438ER-G belongs to the category of electronic components.

Use

It is commonly used in various electronic devices and circuits for voltage regulation purposes.

Characteristics

• Voltage regulation capabilities
• Small form factor
• Low power consumption
• High precision
• Wide input voltage range

Package

XC6121C438ER-G is available in a compact surface-mount package.

Essence

The essence of XC6121C438ER-G lies in its ability to regulate voltage efficiently and accurately, ensuring stable power supply to electronic circuits.

Packaging/Quantity

XC6121C438ER-G is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 4.38V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

XC6121C438ER-G features a standard SOT-23-5 pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. NC: No connection pin
4. EN: Enable pin
5. VOUT: Output voltage pin

Functional Features

• Voltage regulation: XC6121C438ER-G ensures a stable output voltage regardless of input voltage fluctuations.
• Overcurrent protection: It incorporates overcurrent protection to safeguard connected circuits from excessive current flow.
• Thermal shutdown: The device includes a thermal shutdown feature that prevents damage due to overheating.
• Low quiescent current: With a low quiescent current, it minimizes power consumption when in standby mode.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Compact size for space-constrained applications
• Wide input voltage range allows compatibility with various power sources
• Low power consumption prolongs battery life
• Overcurrent protection enhances circuit safety

Disadvantages

• Limited output current capacity (up to 150mA)
• Not suitable for high-power applications

Working Principles

XC6121C438ER-G utilizes a voltage reference, error amplifier, and pass transistor to regulate the output voltage. The error amplifier compares the feedback voltage with the reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

XC6121C438ER-G finds applications in various electronic devices and circuits, including but not limited to: - Portable consumer electronics - Battery-powered devices - IoT devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to XC6121C438ER-G are: - XC6121C438MR-G - XC6121C438NR-G - XC6121C438PR-G - XC6121C438SR-G

These models have different package options or minor variations in specifications while providing comparable voltage regulation capabilities.

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