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TPS61160DRVTG4 Datasheet(PDF) 8 Page - Texas Instruments |
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TPS61160DRVTG4 Datasheet(HTML) 8 Page - Texas Instruments |
8 / 39 page ![]() 300 400 500 600 700 800 900 1000 20 30 40 50 60 70 80 90 DutyCycle-% 40 50 60 70 80 90 100 0 10 20 30 40 50 10 LEDs - TPS61161 Q1 – V = 3.6 V I V = 12 V I Output Current - mA V = 5 V I 40 50 60 70 80 90 100 0 10 20 30 40 50 OutputCurrent-mA 4(12.8V),6(19.2V)LEDs 8(25.6V),10(32V)LEDs 6LEDs V =3.6V I 4LEDs 8LEDs 10LEDs 40 50 60 70 80 90 100 0 10 20 30 40 50 6LEDs- TPS61160 V =3.6V I V =3V I V =4.2V I OutputCurrent-mA 8 TPS61160, TPS61161 SLVS791E – NOVEMBER 2007 – REVISED JULY 2016 www.ti.com Product Folder Links: TPS61160 TPS61161 Submit Documentation Feedback Copyright © 2007–2016, Texas Instruments Incorporated 6.7 Typical Characteristics 6.7.1 Table Of Graphs FIGURE Efficiency TPS61160/1 VIN = 3.6 V; 4, 6, 8, 10 LEDs; L = 22 μH Figure 1 Efficiency TPS61160 Figure 2 Efficiency TPS61161 Figure 3 Current limit TA = 25°C Figure 4 Current limit Figure 5 EasyScale step Figure 6 PWM dimming linearity VIN = 3.6 V; PWM Freq = 10 kHz and 40 kHz Figure 6 Output ripple at PWM dimming 8 LEDs; VIN = 3.6 V; ILOAD = 20 mA; PWM Freq = 10 kHz Figure 8 Switching waveform 8 LEDs; VIN = 3.6 V; ILOAD = 20 mA; L = 22 μH Figure 9 Start-up 8 LEDs; VIN = 3.6 V; ILOAD = 20 mA; L =22 μH Figure 10 Open LED protection 8 LEDs; VIN = 3.6 V; ILOAD = 20 mA; L = 22 μH Figure 11 Figure 1. Efficiency vs Output Current Figure 2. Efficiency vs Output Current Figure 3. Efficiency vs Output Current Figure 4. Switch Current Limit vs Duty Cycle |
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