Linear Technology LTC1625IGN - Step-Down Synchronous Controller
The LTC1625IGN, manufactured by Linear Technology, is a high-performance, step-down synchronous controller designed to regulate output voltages from a wide input range. This versatile device is well-suited for a variety of applications, including portable devices, telecommunications, and distributed power systems.
Key Features:
- Constant Frequency Current Mode Control: The LTC1625IGN operates at a constant frequency with current mode control, providing fast transient response and excellent loop stability.
- No RSENSE™ Operation: This device eliminates the need for a current sense resistor by utilizing its internal sense circuitry, improving efficiency and reducing the overall solution size.
- Wide Input Voltage Range: With an input voltage range from 4V to 36V, the LTC1625IGN is capable of handling a broad spectrum of power sources, including those found in automotive and industrial environments.
- High Efficiency: The synchronous operation provides high efficiency, reducing the need for external heat sinking and allowing for more compact circuit designs.
- Adjustable Operating Frequency: The switching frequency can be programmed between 50kHz and 500kHz or synchronized to an external clock, allowing optimization for efficiency or component size.
- Output Voltage Tracking: Soft-start capability ensures controlled ramp-up of output voltage, preventing inrush current during startup.
Product Specifications:
Parameter
Value
Package
SSOP-16 (Narrow Body)
Operating Temperature
-40°C to +85°C
Switching Frequency
50kHz to 500kHz
Input Voltage
4V to 36V
The LTC1625IGN is also equipped with a range of protective features, including overvoltage protection, undervoltage lockout, and thermal shutdown, ensuring reliable operation under adverse conditions. With its versatile feature set and robust design, the LTC1625IGN from Linear Technology is an excellent choice for engineers seeking a high-quality, efficient, and flexible power management solution.
