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TPS79147DBVR Datasheet(PDF) 8 Page - Texas Instruments |
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TPS79147DBVR Datasheet(HTML) 8 Page - Texas Instruments |
8 / 23 page ROOT MEAN SQUARED OUTPUT NOISE vs BYPASS CAPACITANCE C(bypass) − Bypass Capacitance − µF VO = 3.3 V VO = 1.8 V 0 10 20 30 40 50 60 70 0.001 0.01 0.1 BW = 100 Hz to 100 kHz 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 100 1 k 10 k 100 k IO = 1 mA VI = 4.3 V Co = 10 µF C(byp) = 0.1 µF IO = 100 mA f − Frequency − Hz TPS79133 OUTPUT SPECTRAL NOISE DENSITY vs FREQUENCY 100 1 k 10 k 100 k IO = 0.1 µF VI = 4.3 V IO = 100 mA Co = 10 µF IO = 0.01 µF f − Frequency − Hz TPS79133 OUTPUT SPECTRAL NOISE DENSITY vs FREQUENCY IO = 0.001 µF IO = 0.0047 µF 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 0 10 20 30 40 50 60 70 80 −40 −25 −10 5 20 35 50 65 80 95 110 125 IO = 100 mA IO = 10 mA TJ − Junction Temperature − °C TPS79133 DROPOUT VOLTAGE vs JUNCTION TEMPERATURE VI = 3.2 V, Co = 10 µF VI = 4.3 V Co = 10 µF TJ = 25°C 100 10 M 10 1 k f − Frequency − Hz 10 k TPS79133 OUTPUT IMPEDANCE vs FREQUENCY 100 k IO = 100 mA IO = 1 mA 0 0.5 1 1.5 2 2.5 3 1 M 0 10 20 30 40 50 60 70 80 90 100 0 0.02 0.04 0.06 0.08 0.1 TJ = 125°C TJ = 25°C TJ = −40°C IO − Output Current − A TPS792133 DROPOUT VOLTAGE vs OUTPUT CURRENT VI = 3.2 V CO = 10 µF 2.2 2.7 3.2 3.7 4.2 4.7 1.5 2 2.5 3 3.5 4 4.5 5 TJ = 125°C TJ = −40°C TJ = 25°C VI = 3.2 V Co = 10 µF VO − Output Voltage − V MINIMUM REQUIRED INPUT VOLTAGE vs OUTPUT VOLTAGE 5.2 0 10 20 30 40 50 60 70 80 90 100 1 k 10 k 100 k 1 M 10 M f − Frequency − Hz TPS79118 RIPPLE REJECTION vs FREQUENCY VI = 2.8 V Co = 10 µF C(byp) = 0.01 µF IO = 100 mA IO = 1 mA 0 20 40 60 80 100 120 2.5 3 3.5 4 4.5 5 TJ = 125°C TJ = 25°C TJ = −40°C IO = 100 mA VI − Input Voltage − V TPS79101 DROPOUT VOLTAGE vs INPUT VOLTAGE TPS79101-EP, TPS79118-EP TPS79133-EP, TPS79147-EP SGLS161A – APRIL 2003 – REVISED JUNE 2008 ............................................................................................................................................................ www.ti.com TYPICAL CHARACTERISTICS (continued) Figure 11. Figure 12. Figure 13. Figure 14. Figure 15. Figure 16. Figure 17. Figure 18. Figure 19. 8 Submit Documentation Feedback Copyright © 2003–2008, Texas Instruments Incorporated Product Folder Link(s): TPS79101-EP TPS79118-EP TPS79133-EP TPS79147-EP |
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