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TPS7A37 Datasheet(PDF) 8 Page - Texas Instruments |
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TPS7A37 Datasheet(HTML) 8 Page - Texas Instruments |
8 / 24 page 60 50 40 30 20 10 0 C ( F) m OUT 0.1 1 10 V OUT = 5.0V V OUT = 3.3V VOUT = 1.5V C NR = 0.01 F m 10Hz < Frequency < 100kHz 140 120 100 80 60 40 20 0 C NR (F) 1p 10p 100p 1n 10n V OUT = 5.0V V OUT = 3.3V VOUT = 1.5V C OUT = 0 F m 10Hz < Frequency < 100kHz 1 0.1 0.01 10 100 1k 10k 100k Frequency(Hz) C =1 F m OUT C =10 F m OUT I =150mA OUT 60 55 50 45 40 35 30 25 20 C (F) FB 10p 100p 1n 10n V =2.5V OUT C =0mF OUT R =39.2kW 1 10Hz<Frequency<100kHz 10k 10 90 80 70 60 50 40 30 20 10 0 100 1k 100k 1M 10M Frequency(Hz) I =1mA OUT C =1mF OUT I =1mA OUT C =Any OUT I =1mA OUT C =10mF OUT I =100mA OUT C =Any OUT I =100mA OUT C =10mF OUT I =100mA O C =1mF O 40 35 30 25 20 15 10 5 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 V V - (V) IN OUT Frequency=10kHz C =10 F V =2.5V I =100mA m OUT OUT OUT TPS7A37 SBVS220 – MARCH 2013 www.ti.com TYPICAL CHARACTERISTICS (continued) For all voltage versions at TJ = +25°C, VIN = VOUT(nom) + 1.0 V, IOUT = 10 mA, VEN = 2.2 V, and COUT = 2.2 μF, unless otherwise noted. Figure 15. PSRR (RIPPLE REJECTION) vs FREQUENCY Figure 16. PSRR (RIPPLE REJECTION) vs VIN – VOUT Figure 17. NOISE SPECTRAL DENSITY Figure 18. TPS7A3701: RMS NOISE VOLTAGE vs CFB Figure 19. RMS NOISE VOLTAGE vs COUT Figure 20. RMS NOISE VOLTAGE vs CNR 8 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated |
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