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TPS53353 датащи(PDF) 8 Page - Texas Instruments |
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TPS53353 датащи(HTML) 8 Page - Texas Instruments |
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8 / 37 page ![]() 1.080 1.085 1.090 1.095 1.100 1.105 1.110 1.115 1.120 4 6 8 10 12 14 16 Input Voltage (V) FCCM, IOUT = 0 A Skip Mode, IOUT = 0 A FCCM and Skip Mode, IOUT = 20 A fSW = 500 kHz VIN = 12 V 0 10 20 30 40 50 60 70 80 90 100 0.01 0.1 1 10 20 Output Current (A) Skip Mode, fSW = 500 kHz FCCM, fSW = 500 kHz Skip Mode, fSW = 300 kHz FCCM, fSW = 300 kHz VIN = 12 V VVDD = 5 V VOUT = 1.1 V G001 0 300 600 900 1200 1500 0 1 2 3 4 5 6 Output Voltage (V) fSET = 300 kHz fSET = 500 kHz fSET = 750 kHz fSET = 1 MHz VIN = 12 V IOUT = 10 A 1.080 1.085 1.090 1.095 1.100 1.105 1.110 1.115 1.120 0 2 4 6 8 10 12 14 16 18 20 Output Current (A) Skip Mode FCCM fSW = 500 kHz VIN = 12 V VOUT = 1.1 V G001 1 10 100 1000 0.01 0.1 1 10 20 Output Current (A) FCCM Skip Mode VIN = 12 V VOUT = 1.1 V fSW = 750 kHz G001 1 10 100 1000 0.01 0.1 1 10 20 Output Current (A) FCCM Skip Mode VIN = 12 V VOUT = 1.1 V fSW = 1 MHz G001 TPS53353 SLUSAK2B – AUGUST 2011 – REVISED FEBRUARY 2015 www.ti.com Typical Characteristics (continued) Figure 7. Switching Frequency vs. Output Current Figure 8. Switching Frequency vs. Output Current Figure 10. Output Voltage vs. Output Current Figure 9. Switching Frequency vs. Output Voltage Figure 12. Efficiency vs Output Current Figure 11. Output Voltage vs. Input Voltage 8 Submit Documentation Feedback Copyright © 2011–2015, Texas Instruments Incorporated Product Folder Links: TPS53353 |
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