Ultra-Low Dropout, Low VIN, Ultra-Low Noise, High PSRR, 4A LDO

▪ Maximum dropout: 250mV at 4A with BIAS ▪ Output voltage accuracy: ±1% ▪ Ultra-low output noise: 7μVRMS ▪ Input voltage range: • Without BIAS: 1.4V to 6.5V • With BIAS: 1.1V to 6.5V ▪ Output voltage range: • Using PCB layout and voltage set pins: 0.5V to 3.65V • External FB resistors:

文件：3.21338 Mbytes 页数：36 Pages

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丝印：RAA214045；Package：20-QFN；Ultra-Low Dropout, Low VIN, Ultra-Low Noise, High PSRR, 4A LDO

▪ Maximum dropout: 250mV at 4A with BIAS ▪ Output voltage accuracy: ±1% ▪ Ultra-low output noise: 7μVRMS ▪ Input voltage range: • Without BIAS: 1.4V to 6.5V • With BIAS: 1.1V to 6.5V ▪ Output voltage range: • Using PCB layout and voltage set pins: 0.5V to 3.65V • External FB resistors:

文件：3.21338 Mbytes 页数：36 Pages

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丝印：RAA214045；Package：20-QFN；Ultra-Low Dropout, Low VIN, Ultra-Low Noise, High PSRR, 4A LDO

▪ Maximum dropout: 250mV at 4A with BIAS ▪ Output voltage accuracy: ±1% ▪ Ultra-low output noise: 7μVRMS ▪ Input voltage range: • Without BIAS: 1.4V to 6.5V • With BIAS: 1.1V to 6.5V ▪ Output voltage range: • Using PCB layout and voltage set pins: 0.5V to 3.65V • External FB resistors:

文件：3.21338 Mbytes 页数：36 Pages

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Ultra-Low Dropout, Low VIN, Ultra-Low Noise, High PSRR, 4A LDO with 500mV Reference

The RAA214045 is an ultra-low noise, high Power Supply Rejection Ratio (PSRR), low-dropout regulator capable of sourcing up to 4A of load current with only 250mV dropout voltage. It operates from an input voltage of 1.1V for low-voltage applications to 6.5V.\n\nThe LDO output voltage can be programm • Maximum dropout: 250mV at 4A with BIAS\n• Ultra-low output noise: 7µVRMS\n• Without BIAS: 1.4V to 6.5V\n• With BIAS: 1.1V to 6.5V\n;

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