R2A20056BM#W1

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management IC
• Characteristics:
  • High efficiency
  • Low power consumption
  • Compact size
• Package: BGA (Ball Grid Array)
• Essence: Power management and control
• Packaging/Quantity: Typically sold in reels of 3000 units

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 1.5A
• Operating Temperature Range: -40°C to +85°C
• Switching Frequency: 1.2MHz

Detailed Pin Configuration

The R2A20056BM#W1 has a total of 24 pins, which are assigned specific functions. The pin configuration is as follows:

1. VOUT
2. GND
3. FB
4. EN
5. VIN
6. SW
7. PGND
8. AGND
9. COMP
10. SS
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC
21. NC
22. NC
23. NC
24. NC

Functional Features

• Integrated synchronous step-down DC-DC converter
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function for smooth power-up
• Low dropout voltage

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Compact size allows for space-saving designs
• Wide input voltage range enables versatile applications
• Overcurrent and thermal protection ensure device safety
• Soft-start function prevents voltage spikes during startup

Disadvantages

• Limited maximum output current of 1.5A
• Higher cost compared to non-integrated power management solutions

Working Principles

The R2A20056BM#W1 operates as a synchronous step-down DC-DC converter. It takes an input voltage within the range of 2.7V to 5.5V and converts it to a lower, adjustable output voltage between 0.8V and 3.6V. The integrated control circuitry efficiently regulates the output voltage while minimizing power losses. Various protection mechanisms, such as overcurrent and thermal shutdown, ensure safe operation.

Detailed Application Field Plans

The R2A20056BM#W1 finds applications in various electronic devices that require efficient power management. Some potential application fields include:

1. Mobile devices (smartphones, tablets, portable media players)
2. Wearable devices (smartwatches, fitness trackers)
3. IoT (Internet of Things) devices
4. Portable gaming consoles
5. Battery-powered equipment

Detailed and Complete Alternative Models

1. R2A20055BM#W1: Similar specifications and features, but with a lower maximum output current of 1A.
2. R2A20057BM#W1: Similar specifications and features, but with a higher maximum output current of 2A.
3. R2A20058BM#W1: Similar specifications and features, but with additional built-in voltage regulation capabilities.

Note: This is not an exhaustive list of alternative models, and there may be other options available from different manufacturers.

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