XC6121C421MR-G

Product Overview

Category

XC6121C421MR-G belongs to the category of voltage regulators.

Use

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

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Low Dropout Voltage: 160mV at 100mA
• Low Quiescent Current: 30μA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

XC6121C421MR-G is available in a SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: 150mA (maximum)
• Dropout Voltage: 160mV 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

Pin Configuration

The XC6121C421MR-G has a total of five pins arranged as follows:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation for stable output voltage.
• Good ripple rejection ratio reduces noise interference.

Advantages

• Compact SOT-23-5 package saves board space.
• Wide operating temperature range suits various environments.
• High output current capability supports multiple loads.
• Low dropout voltage enables efficient power conversion.
• Good ripple rejection ratio ensures clean output voltage.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Five-pin configuration may require additional board space compared to three-pin regulators.

Working Principles

The XC6121C421MR-G is a linear voltage regulator that operates by comparing the output voltage with a reference voltage. It adjusts the resistance in the circuit to maintain a stable output voltage, regardless of changes in the input voltage or load conditions. The enable pin allows for control of the regulator's operation, providing flexibility in power management.

Application Field Plans

The XC6121C421MR-G is commonly used in various electronic devices and systems, including:

1. Mobile phones
2. Portable media players
3. Digital cameras
4. Wireless communication modules
5. Battery-powered devices
6. IoT (Internet of Things) applications

Alternative Models

Here are some alternative models that can be considered as replacements for XC6121C421MR-G:

1. XC6206P332MR-G
2. XC6220B331MR-G
3. XC6219B331MR-G
4. XC6220C331MR-G
5. XC6220D331MR-G

These models offer similar specifications and functionality, providing options for different design requirements.

In conclusion, the XC6121C421MR-G is a voltage regulator with a wide input voltage range, low dropout voltage, and compact package. It offers stable output voltage and efficient power conversion, making it suitable for various electronic applications. However, its limited maximum output current and five-pin configuration should be considered when selecting alternative models.