The operating frequency is set at 1250/550kHz for the HT7463A and HT7463B respectively. The HT7463A allows the use of small external components while maintaining low output voltage ripple.
Characteristics
• Wide input voltage range of 4.5V to 52V
• Internal 52V/0.9Ω power MOSFET
• Maximum output current of 600mA
• Up to 90% efficiency
• 1.25MHz (HT7463A) and 550kHz (HT7463B)
• Ultra-low turn-off current < 1µA
• Output short-circuit protection
• Thermal shutdown protection
• Package type: 6-pin SOT23
Applications
• Power meters
• Power distribution systems
• Battery chargers
• Pre-regulator for linear regulators
