FAN53555UC08X - onsemi

Manufacturer Part Number

FAN53555UC08X

Manufacturer

onsemi

Introduction

The FAN53555UC08X is a step-down, or "buck", converter from onsemi's TinyBuck® series, aimed at power management applications requiring compact, efficient voltage regulation.

Product Features and Performance

High efficiency due to synchronous rectification

Programmable output voltage for flexibility

Supports a wide input voltage range from 2.5V to 5.5V

Delivers up to 4A output current

Operates at a high switching frequency of 2.4MHz

Suitable for applications needing a minimum operating temperature of -40°C and a maximum of 85°C

Product Advantages

Compactness with the tiny 20-WLCSP package

High efficiency reduces power loss and thermal footprint

Flexibility in various power supply designs due to the programmable output voltage

Facilitates fast transient response

Key Technical Parameters

Voltage Input (Min): 2.5V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 0.6V

Voltage Output (Max): 1.23V

Current Output: 4A

Frequency Switching: 2.4MHz

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built-in over-temperature protection

Over-current protection for device safety and longevity

Compatibility

Compatible with a broad range of input sources due to its flexible input voltage range

Application Areas

Mobile devices

Portable electronics

Low-power embedded systems

Product Lifecycle

This product is listed as Obsolete, suggesting it is near the end of its production life with limited availability.

Potential customers are advised to seek replacements or upgrades for long-term projects.

Several Key Reasons to Choose This Product

High-efficiency levels reduce overall energy consumption.

The programmable output voltage offers design flexibility.

Its compact form factor is ideal for space-constrained applications.

The high output current capability in a small package size.

Built-in safety features support a reliable operation.