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TPS61163 Datasheet(PDF) 6 Page - Texas Instruments |
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TPS61163 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 28 page 50 55 60 65 70 75 80 85 90 95 100 0 20 40 60 80 100 Dimming Duty Cycle (%) Series1 Series2 Series4 Series5 C003 V IN = 3 V V IN = 3 V V IN = 4.2 V V IN = 5 V V IN = 3.6 V V O = 21 V, 7s2p, 20 mA/string 50 55 60 65 70 75 80 85 90 95 100 0 20 40 60 80 100 Dimming Duty Cycle (%) Series1 Series2 Series4 Series5 C004 V IN = 3 V V O = 24 V, 8s2p, 20 mA/string V IN = 3.6 V V IN = 4.2 V V IN = 5 V V IN = 3 V 50 55 60 65 70 75 80 85 90 95 100 0 20 40 60 80 100 Dimming Duty Cycle (%) Series2 Series4 Series5 Series6 C001 V IN = 3 V V IN = 3 V V IN = 3.6 V V IN = 4.2 V V IN = 5 V V O = 15 V, 5s2p, 20 mA/string 50 55 60 65 70 75 80 85 90 95 100 0 20 40 60 80 100 Dimming Duty Cycle (%) Series1 Series2 Series3 Series4 C002 V IN = 3 V V IN = 3.6 V V IN = 4.2 V V IN = 5 V V IN = 3 V V O = 18 V, 6s2p, 20 mA/string TPS61163 SLVSBQ2C – JANUARY 2013 – REVISED AUGUST 2013 www.ti.com TYPICAL CHARACTERISTICS Table 1. TABLE OF GRAPHS TITLE DESCRIPTION FIGURE Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 15V, 5s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 1 Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 18V, 6s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 2 Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 21V, 7s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 3 Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 24V, 8s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 4 Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 27V, 9s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 5 Dimming Efficiency VIN = 3V, 3.6V, 4.2V, 5V; VO = 30V, 10s2p, 20mA/string; PWM Freq = 40kHz; L = 10µH Figure 6 Dimming Linearity VIN = 3V, 3.6V, 4.2V, 5V; VO = 21V, 7s2p; RISET = 63.4kΩ; PWM Freq = 40kHz Figure 7 Switching Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; Duty = 100%; L = 4.7µH Figure 8 Switching Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; PWM Freq = 40kHz, Duty = 20%; L = 4.7µH Figure 9 Startup Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; Duty = 100%; L = 4.7µH Figure 10 Startup Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; PWM Freq = 40kHz, Duty = 50%; L = 4.7µH Figure 11 Shutdown Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; Duty = 100%; L = 4.7µH Figure 12 Shutdown Waveform VIN = 3.6V; VO = 21V, 7s2p, 20mA/string; PWM Freq = 40kHz, Duty = 50%; L = 4.7µH Figure 13 EFFICIENCY EFFICIENCY vs vs DIMMING DUTY CYCLE DIMMING DUTY CYCLE Figure 1. Figure 2. EFFICIENCY EFFICIENCY vs vs DIMMING DUTY CYCLE DIMMING DUTY CYCLE Figure 3. Figure 4. 6 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Product Folder Links :TPS61163 |
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