双输出控制器, 1A标准降压PWM和LDO Dual Output Controller with 1A Standard Buck PWM and LDO
The ISL8510 is a high-performance, dual output controller that provides a single, high frequency power solution for a variety of point of load applications. The ISL8510 integrates a 1A standard buck PWM controller and switching MOSFET with one 500mA LDO.
Features
• Standard Buck Controller with Integrated Switching Power MOSFET + 1 LDO
• Integrated Boot Diode
• Input Voltage Range
- Fixed 5V ±10%
- Variable 5.5V to 25V
• PWM Output Voltage Adjustable from 0.6V to 20V with Continuous Output Current up to 1A
• Voltage Mode Control with Voltage Feed Forward
• Fixed 500kHz Switching Frequency
• Externally Adjustable Soft-Start Time
• Output Undervoltage Protection
• LDO Adjustable Options
- LDO, 0.6V to 4.2V . . . . . . . . . . . . . . . . . . . . . . . 500mA
• Individual Enable Inputs
• Two PGOOD Outputs PWM and LDO
• Overcurrent Protection
• Thermal Overload Protection
• Internal 5V LDO regulator
• Pb-Free RoHS Compliant
Applications
• General Purpose
• WLAN Cards-PCMCIA, Cardbus32, MiniPCI Cards Compact Flash Cards
• Hand-Held Instruments
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