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BLE18PS080SN1 データシート(PDF) 11 Page - Texas Instruments |
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BLE18PS080SN1 データシート(HTML) 11 Page - Texas Instruments |
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11 / 33 page  6.6 Typical Characteristics (continued) VIN = 12 V, VOUT = 1.2 V, TA = 25°C, BOM = Table 8-1, (unless otherwise noted) 6 V to 1.2 V, 1 A 2.2 μH, 1 MHz BW = 50 Hz S-CONF = OFF, Triangular, Random Figure 6-25. Spread Spectrum FFT - 50-Hz BW 12 V to 1.2 V, 2 A 2.2 μH, 1 MHz BW = 10 kHz S-CONF = OFF, Triangular, Random Figure 6-26. Spread Spectrum FFT - 10-kH BW Frequency (Hz) 1x101 1x102 1x103 1x104 1x105 1x1063x106 0.0005 0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 CNRSS = open, 25.8 VRMS CNRSS = 220 nF, 27.4 VRMS CNRSS = 470 nF, 27.3 VRMS CNRSS = 2.2 F, 25 VRMS 12 V to 1.2 V 1 MHz After ferrite bead filter NR/SS = Open, 220 nF, 470 nF, 2.2 μF, BW = 100 Hz to 100 kHz Figure 6-27. Output Noise Density vs Frequency Frequency (Hz) 1x101 1x102 1x103 1x104 1x105 1x1063x106 0.0005 0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 CNRSS = open, 27.5 VRMS CNRSS = 220 nF, 25.7 VRMS CNRSS = 470 nF, 25.9 VRMS CNRSS = 2.2 F, 25.9 VRMS 12 V to 1.8 V 1 MHz After ferrite bead filter NR/SS = Open, 220 nF, 470 nF, 2.2 μF, BW = 100 Hz to 100 kHz Figure 6-28. Output Noise Density vs Frequency Frequency (Hz) 1x101 1x102 1x103 1x104 1x105 1x1063x106 0.0005 0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 CNRSS = open, 19.6 VRMS CNRSS = 220 nF, 17 VRMS CNRSS = 470 nF, 16.6 VRMS CNRSS = 2.2 F, 16.3 VRMS 12 V to 3.3 V 2.2 MHz After ferrite bead filter NR/SS = Open, 220 nF, 470 nF, 2.2 μF, BW = 100 Hz to 100 kHz Figure 6-29. Output Noise Density vs Frequency Frequency (Hz) 1x101 1x102 1x103 1x104 1x105 1x1063x106 0.0005 0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 CNRSS = open, 13.8 VRMS CNRSS = 220 nF, 13.3 VRMS CNRSS = 470 nF, 13.2 VRMS CNRSS = 2.2 F, 13.2 VRMS 5 V to 1.2 V 2.2 MHz After ferrite bead filter NR/SS = Open, 220 nF, 470 nF, 2.2 μF, BW = 100 Hz to 100 kHz Figure 6-30. Output Noise Density vs Frequency www.ti.com TPSM82913 SLVSGJ4A – OCTOBER 2022 – REVISED DECEMBER 2022 Copyright © 2022 Texas Instruments Incorporated Submit Document Feedback 11 Product Folder Links: TPSM82913 |
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