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ADP5040ACPZ-1-R7 数据表(PDF) 23 Page - Analog Devices |
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ADP5040ACPZ-1-R7 数据表(HTML) 23 Page - Analog Devices |
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23 / 40 page ![]() Data Sheet ADP5040 Rev. 0 | Page 23 of 40 100 10 1 0.1 0.01 1 10 100 1k FREQUENCY (Hz) 10k 100k 1M VOUT3 = 3.3V, VIN3 = 3.6V, ILOAD = 300mA VOUT3 = 1.5V, VIN3 = 1.8V, ILOAD = 300mA VOUT3 = 2.8V, VIN3 = 3.1V, ILOAD = 300mA Figure 93. LDO2 Noise Spectrum Across Output Voltage, VIN = VOUT + 0.3 V 100 10 1.0 0.1 0.01 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz) VOUT2 = 3.3V, VIN2 = 3.6V, ILOAD = 300mA VOUT3 = 3.3V, VIN3 = 3.6V, ILOAD = 300mA VOUT2 = 1.5V, VIN2 = 1.8V, ILOAD = 300mA VOUT3 = 1.5V, VIN3 = 1.8V, ILOAD = 300mA VOUT2 = 2.8V, VIN2 = 3.1V, ILOAD = 300mA VOUT3 = 2.8V, VIN3 = 3.1V, ILOAD = 300mA Figure 94. LDO1 vs. LDO2 Noise Spectrum –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz) 1mA 10mA 100mA 200mA 300mA Figure 95. LDO2 PSRR Across Output Load, VIN3 = 3.3 V, VOUT3 = 2.8 V –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz) 1mA 10mA 100mA 200mA 300mA Figure 96. LDO2 PSRR Across Output Load, VIN3 = 3.1 V, VOUT3 = 2.8 V –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz) 1mA 10mA 100mA 200mA Figure 97. LDO2 PSRR Across Output Load, VIN3 = 5.0 V, VOUT3 = 3.3 V –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz) 1mA 10mA 100mA 200mA 300mA Figure 98. LDO2 PSRR Across Output Load, VIN3 = 3.6 V, VOUT3 = 3.3 V |
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