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LM46002-Q1 bảng dữ liệu(PDF) 11 Page - Texas Instruments |
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LM46002-Q1 bảng dữ liệu(HTML) 11 Page - Texas Instruments |
11 / 60 page 0 10 20 30 40 50 60 70 80 90 100 0.1 1 10 100 Frequency (MHz) Peak Emissions Quasi Peak Limit Average Limit C001 0 10 20 30 40 50 60 70 80 90 100 0.1 1 10 100 Frequency (MHz) Peak Emissions Quasi Peak Limit Average Limit C001 0 10 20 30 40 50 60 70 80 0 200 400 600 800 1000 Frequency (MHz) Evaluation Board EN 55022 Class B Limit EN 55022 Class A Limit C001 0 10 20 30 40 50 60 70 80 0 200 400 600 800 1000 Frequency (MHz) Evaluation Board EN 55022 Class B Limit EN 55022 Class A Limit C001 1.E+04 1.E+05 1.E+06 3.5 3.7 3.9 4.1 4.3 4.5 VIN (V) Load=0.01A Load=0.1A Load=0.5A Load=1A Load=1.5A Load=2A C009 1.0E+04 1.0E+05 1.0E+06 5.0 5.5 6.0 6.5 7.0 VIN (V) Load=0.1A Load=0.5A Load=1A Load=1.5A Load=2A C005 11 LM46002-Q1, LM46002A-Q1 www.ti.com SNVSAA2B – JULY 2015 – REVISED JULY 2017 Product Folder Links: LM46002-Q1 LM46002A-Q1 Submit Documentation Feedback Copyright © 2015–2017, Texas Instruments Incorporated Typical Characteristics (continued) Unless otherwise specified, VIN = 24 V, VOUT = 3.3 V, FS = 500 kHz, L = 10 µH, COUT = 150 µF, CFF = 47 pF. See Application Performance Curves for Bill of Materials (BOM) for other VOUT and FS combinations. VOUT = 3.3 V FS = 500 kHz Figure 19. Switching Frequency vs VIN in Dropout Operation VOUT = 5 V FS = 1 MHz Figure 20. Switching Frequency vs VIN in Dropout Operation VOUT = 3.3 V FS = 500 kHz IOUT = 2 A Measured on the LM46002QPWPEVM with default BOM. No input filter used. Figure 21. Radiated EMI Curve VOUT = 5 V FS = 1 MHz IOUT = 2 A Measured on the LM46002QPWPEVM with L = 6.8 µH, COUT = 47 µF, CFF = 47 pF. No input filter used. Figure 22. Radiated EMI Curve VOUT = 3.3 V FS = 500 kHz IOUT = 2 A Measured on the LM46002QPWPEVM with default BOM. Input filter: Lin = 1 µH Cd = 47 µF CIN4 = 68 µF Figure 23. Conducted EMI Curve VOUT = 5 V FS = 1 MHz IOUT = 2 A Measured on the LM46002QPWPEVM with L = 6.8 µH, COUT = 47 µF, CFF = 47 pF. Input filter Lin = 1 µH Cd = 47 µF CIN4 = 68 µF Figure 24. Conducted EMI Curve |
Số phần tương tự - LM46002-Q1 |
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Mô tả tương tự - LM46002-Q1 |
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