XC6121E445MR-G

Product Overview

Category

XC6121E445MR-G belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize the voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 150mA
• Low Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 30µA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

XC6121E445MR-G is available in a SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.3% (typical)
• Load Regulation: ±0.5% (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5

Pin Configuration

The XC6121E445MR-G has the following pin configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: NC (No Connection) Pin 5: VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even with low input-output voltage differentials.
• Low quiescent current minimizes power consumption in standby or idle modes.
• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.
• Good ripple rejection ratio reduces the impact of noise on the output voltage.

Advantages and Disadvantages

Advantages

• Compact SOT-23-5 package allows for space-saving integration into small electronic devices.
• Wide input voltage range provides flexibility in various applications.
• Low dropout voltage and quiescent current contribute to high efficiency and reduced power consumption.
• Good line and load regulation characteristics ensure stable output voltage.

Disadvantages

• Maximum output current limited to 150mA, which may not be sufficient for high-power applications.
• No connection (NC) pin limits the number of available pins for other functions.

Working Principles

The XC6121E445MR-G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from a voltage divider network connected to the output. The control circuit adjusts the pass transistor to maintain a constant output voltage despite changes in the input voltage or load conditions.

Application Field Plans

The XC6121E445MR-G can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Consumer electronics - Industrial equipment - Automotive electronics

Alternative Models

Some alternative models that offer similar functionality to XC6121E445MR-G include: - XC6206P332MR-G - XC6219B332MR-G - XC6220B332MR-G - XC6221B332MR-G - XC6222B332MR-G

These models have comparable specifications and pin configurations, making them suitable alternatives for different design requirements.

In conclusion, the XC6121E445MR-G is a voltage regulator with a wide input voltage range, low dropout voltage, and low quiescent current. It offers stable output voltage regulation in various applications. However, its maximum output current is limited, and it has a no connection (NC) pin. Alternative models are available to suit different design needs.