MT53B4DCNK-DC TR

Product Overview

Category: Electronic Component
Use: Power Management
Characteristics: High Efficiency, Low Power Consumption
Package: DFN (Dual Flat No-Lead)
Essence: DC-DC Converter
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 3.0V to 5.5V
• Output Voltage: 1.2V
• Output Current: 500mA
• Switching Frequency: 2MHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 2mm x 2mm x 0.6mm

Detailed Pin Configuration

The MT53B4DCNK-DC TR has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. SW: Switching Node

Functional Features

• High efficiency power conversion
• Low power consumption in standby mode
• Overcurrent protection
• Thermal shutdown protection
• Under-voltage lockout
• Soft-start functionality

Advantages and Disadvantages

Advantages: - Compact size for space-constrained applications - Wide input voltage range allows for flexibility - High efficiency reduces power loss - Comprehensive protection features ensure reliability

Disadvantages: - Limited output current may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The MT53B4DCNK-DC TR is a DC-DC converter that converts an input voltage between 3.0V and 5.5V to a regulated 1.2V output voltage. It utilizes a high-frequency switching technique to achieve high efficiency. The converter operates by controlling the duty cycle of the internal switch, which regulates the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle accordingly.

Detailed Application Field Plans

The MT53B4DCNK-DC TR is commonly used in various portable electronic devices, such as smartphones, tablets, and wearable devices. It provides a stable power supply for the internal components, ensuring proper operation and extending battery life. Additionally, its small size makes it suitable for space-constrained applications where board space is limited.

Detailed and Complete Alternative Models

1. MT53B3DCNK-DC TR
   • Similar specifications and features as MT53B4DCNK-DC TR, but with a different output voltage.
2. MT53B5DCNK-DC TR
   • Similar specifications and features as MT53B4DCNK-DC TR, but with a different output voltage and higher output current capability.
3. MT53B6DCNK-DC TR
   • Similar specifications and features as MT53B4DCNK-DC TR, but with a different output voltage and lower output current capability.

These alternative models provide options for different output voltage requirements and output current capabilities, allowing for greater flexibility in design and application.

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