General Description
The HT7465 is a 2A high efficiency step-down DC-DC converter which includes a fully integrated MOS power transistor. The device uses a current-mode control operating methodology and can operate over a wide input voltage range of 4.75V to 24V for which it can provide a stable adjustable output voltage.
FEATURE
• Input voltage range: 4.75V to 24V
• Variable output voltage range: 0.92V to 20V
• 2A output current
• Efficiency up to 92%
• Fixed 380kHz operating frequency
• 20mA shutdown current
• Internal power MOSFET switch
• Stable operation using low ESR ceramic capacitors
• Over temperature protection
• Cycle-by-cycle over current protection
• Soft-start function
• Under voltage lockout protection
• 8-pin SOP and 10-pin MSOP package
APPLICATIONs
• Battery chargers
• Distributed power systems
• LED power supplies
• DSL modems
• Linear regulator pre power processing
• Set-Top-Boxes, DVD players, LCD displays