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TPS61180RTER Datasheet(PDF) 7 Page - Texas Instruments |
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TPS61180RTER Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 28 page  80 82 84 86 88 90 92 94 96 98 100 0 25 50 75 100 125 150 I -OutputCurrent-mA O V =11V bat V =28.8V O V =17.6V O V =23.2V O 80 82 84 86 88 90 92 94 96 98 100 0 25 50 75 100 125 150 I -OutputCurrent-mA O V =11V bat V =31.6V O V =36.2V O TPS61180/1/2 www.ti.com SLVS801E – DECEMBER 2007 – REVISED APRIL 2013 TYPICAL CHARACTERISTICS Table of Graphs Figure Load Efficiency TPS61181 Vbat= 11V; VO=28.8V, 23.2V and 17.6V; L=4.7uH Figure 2 Load Efficiency TPS61181 Vbat= 11V; VO=36.2V and 31.6V; L=4.7uH Figure 3 Load Efficiency TPS61181 Vbat= 11V; VO=28.8V; L=4.7uH, L=10uH Figure 4 Load Efficiency TPS61181 Vbat= 7V, 11V and 19V; VO=28.8V; L=4.7uH Figure 5 PWM Dimming Efficiency Vbat= 7V, 11V and 19V; VO=28.8V; Iset= 20μA; PWM Freq = 200Hz Figure 6 PWM Dimming Efficiency Vbat= 7V, 11V and 19V; VO=36.2V; Iset= 20μA; PWM Freq = 200Hz Figure 7 Dimming Linearity Vbat= 11V; VO=28.8V; Iset= 20μA; PWM Freq = 1kHz Figure 8 Dimming Linearity Vbat= 11V; VO=28.8V; Iset= 20μA; PWM Freq = 200Hz Figure 9 Output Ripple VO=28.8V; Iset= 20μA; PWM Freq = 200Hz; Duty = 50% Figure 10 Switching Waveform Vbat= 11V; Iset= 20μA Figure 11 Output Ripple at PWM Dimming Vbat= 11V; Iset= 20μA; PWM Freq = 200Hz; Duty = 50%; CO=4.7μF Figure 12 Short Circuit Protection Vbat= 11V; Iset= 20μA Figure 13 Open WLED Protection Vbat= 11V; Iset= 20μA Figure 14 Startup Waveform Vbat= 11V; Iset= 20μA Figure 15 EFFICIENCY EFFICIENCY vs vs OUTPUT CURRENT OUTPUT CURRENT Figure 2. Figure 3. Copyright © 2007–2013, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: TPS61180/1/2 |
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