Overview
The FAN48614BUC50X is a low-power boost regulator IC produced by Fairchild Semiconductor, now part of ON Semiconductor. This component is designed to provide a fixed 5V output voltage from an input voltage range of 2.7V to 4.5V, making it suitable for battery-powered applications, particularly those using single-cell Li-Ion batteries and advanced battery chemistries. The regulator features internal synchronous rectification, true load disconnect, and short-circuit protection, ensuring efficient and reliable operation.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Fairchild Semiconductor (ON Semiconductor) |
| Series | TinyBoost® |
| Package | Bulk |
| Package / Case | 9-UFBGA, WLCSP (1.21x1.21) |
| Product Status | Active |
| Function | Step-Up |
| Topology | Boost |
| Output Type | Fixed |
| Output Configuration | Positive |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 4.5V |
| Voltage - Output (Min/Fixed) | 5V |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Key Features
- Internal synchronous rectification for high efficiency
- True load disconnect to minimize standby current
- Short-circuit protection for enhanced reliability
- Low supply current, making it suitable for battery-powered devices
- Requires only three external components for operation
Applications
- Class-D audio amplifiers
- Boost regulators for low-voltage Li-Ion batteries
- Smartphones, tablets, and other portable devices
- RF applications
Q & A
- What is the input voltage range of the FAN48614BUC50X? The input voltage range is from 2.7V to 4.5V.
- What is the output voltage of the FAN48614BUC50X? The output voltage is fixed at 5V.
- Does the FAN48614BUC50X have synchronous rectification? Yes, it features internal synchronous rectification.
- What is the operating temperature range of the FAN48614BUC50X? The operating temperature range is -40°C to 85°C.
- What type of package does the FAN48614BUC50X come in? It comes in a 9-UFBGA or WLCSP (1.21x1.21) package.
- What are some common applications of the FAN48614BUC50X? Common applications include Class-D audio amplifiers, boost regulators for low-voltage Li-Ion batteries, smartphones, tablets, and RF applications.
- Does the FAN48614BUC50X have short-circuit protection? Yes, it has built-in short-circuit protection.
- How many external components are required for the FAN48614BUC50X to operate? Only three external components are required.
- What is the mounting type of the FAN48614BUC50X? It is a surface mount component.
- Is the FAN48614BUC50X suitable for battery-powered devices? Yes, it is designed for battery-powered applications due to its low supply current.
