Alternatively MP2459 ZCC2459 is 60V, 0.5A Step-Power
Overview:
ZCC2459 is an integrated internal step-down switching regulator of the power MOSFET. A current mode control loop to achieve fast response and increase the stability of the loop. Wide input voltage range (4.5 V to 60V) to provide high efficiency output current of 0.5A, various applications can be realized step-down power conversion in the input mobile environment conditions. Shutdown quiescent current of 0.1uA suitable for battery-powered applications occasions. Protection fault condition comprises a protection by-cycle current limiting and thermal shutdown protection. A peripheral circuit is simple, the package uses SOT23-6L.
Features:
• 0.5A peak output current
• thermal shutdown protection
• 4.5V to 60V wide operating voltage range
•> 90% efficiency
• The internal power MOSFET 1Ω
• adjustable output from + 0.81V to 0.95Vin
• 480KHz fixed switch frequency
• low current shutdown mode: <1uA
• ceramic output capacitor regulated
• by-cycle current protection
applications:
• • high-voltage power conversion system distributed power system automotive • • • industrial power system battery powered system
