The LTC1625IS#PBF is a high-performance step-down switching regulator controller designed and manufactured by Linear Technology, now part of Analog Devices. This controller IC is engineered to deliver precise voltage regulation and high efficiency for a wide range of power supply applications.
Key Features:
- No RSENSE™ Operation: This innovative feature eliminates the need for a sense resistor, simplifying the design and reducing overall system cost and power loss.
- High Efficiency: The LTC1625IS#PBF is optimized for efficiency, capable of converting input voltages ranging from 3.5V to 36V down to a lower output voltage with minimal power loss.
- Constant Frequency Operation: The controller maintains a constant switching frequency at up to 500kHz, which allows for a predictable noise spectrum and the use of small, low-cost capacitors and inductors.
- Wide Operating Temperature Range: The device is specified for operation from -40°C to 85°C, making it suitable for industrial and automotive environments.
Applications:
- Telecommunications
- Networking Equipment
- Portable Electronics
- Industrial Supplies
- Automotive Power Systems
Product Specifications:
| Parameter |
Value |
| Input Voltage (VIN) |
3.5V to 36V |
| Output Voltage |
Adjustable |
| Switching Frequency |
Up to 500kHz |
| Operating Temperature |
-40°C to 85°C |
| Package |
16-Lead Narrow SOIC |
The LTC1625IS#PBF's advanced design and robust feature set make it an excellent choice for engineers seeking a reliable and efficient power management solution. Whether for new designs or as a drop-in replacement for existing applications, this controller offers a blend of performance, simplicity, and cost-effectiveness.