Overview
The FAN48611UC53X is a boost switching regulator IC designed by Fairchild Semiconductor, now part of ON Semiconductor. This integrated circuit is optimized for low-power applications and is particularly suited for generating a regulated voltage rail from a single-cell Li-Ion battery. The device features a fixed output voltage of 5.25V and can deliver up to 350mA of current. It operates at a switching frequency of 2.5 MHz and is available in a compact 9-UFBGA (Ultra Fine Pitch Ball Grid Array) and WLCSP (Wafer Level Chip Scale Package) packages.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 5.25V (Fixed) |
| Output Current | Up to 350mA |
| Switching Frequency | 2.5 MHz |
| Package Type | 9-UFBGA, WLCSP |
| Input Voltage Range | 2.5V to 5.5V |
| Efficiency | Up to 95% |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Low-power boost regulator designed for single-cell Li-Ion battery applications
- Fixed output voltage of 5.25V with high accuracy
- High efficiency up to 95%
- Compact 9-UFBGA and WLCSP packages for space-saving designs
- Internal compensation and soft-start for reduced component count and smooth startup
- Overcurrent protection and thermal shutdown for enhanced reliability
Applications
- Portable electronics such as smartphones, tablets, and handheld devices
- Wearable technology like smartwatches and fitness trackers
- IoT devices requiring efficient power management
- Low-power industrial and medical devices
Q & A
- What is the output voltage of the FAN48611UC53X? The output voltage is fixed at 5.25V.
- What is the maximum output current of the FAN48611UC53X? The maximum output current is up to 350mA.
- What is the switching frequency of the FAN48611UC53X? The switching frequency is 2.5 MHz.
- In what packages is the FAN48611UC53X available? It is available in 9-UFBGA and WLCSP packages.
- What is the input voltage range for the FAN48611UC53X? The input voltage range is from 2.5V to 5.5V.
- What are some key applications of the FAN48611UC53X? It is used in portable electronics, wearable technology, IoT devices, and low-power industrial and medical devices.
- Does the FAN48611UC53X have built-in protection features? Yes, it includes overcurrent protection and thermal shutdown.
- What is the operating temperature range of the FAN48611UC53X? The operating temperature range is from -40°C to 85°C.
- How efficient is the FAN48611UC53X? It has an efficiency of up to 95%.
- Is the FAN48611UC53X suitable for battery-powered devices? Yes, it is specifically designed for single-cell Li-Ion battery applications.
