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TPS62260DDCRG4 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS62260DDCRG4 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 32 page www.ti.com PARAMETER MEASUREMENT INFORMATION V IN GND EN FB SW TPS62260DVR R1 R2 VOUT MODE C 4.7 F IN m L 2.2 H m C 22pF 1 C 10 F OUT m L:LPS30152.2 H,110 C GRM188R60J475K4.7 FMurata0603size C m mW m IN OUT GRM188R60J106M10 FMurata0603size m TYPICAL CHARACTERISTICS TPS62260, TPS62261, TPS62262 SLVS763 – JUNE 2007 Table of Graphs FIGURE Output Current VOUT = 1.8 V, Power Save Mode, MODE = Figure 1 GND Output Current VOUT = 1.8 V, PWM Mode, MODE = VIN Figure 2 Output Current VOUT = 3.3 V, PWM Mode, MODE = VIN Figure 3 η Efficiency Output Current VOUT = 3.3 V, Power Save Mode, Figure 4 MODE = GND Output Current Figure 5 Output Current Figure 6 at 25 °C, V OUT = 1.8 V, Power Save Mode, MODE = GND Figure 7 at –40 °C, V OUT = 1.8 V, Power Save Mode, MODE = GND Figure 8 at 85 °C, V OUT = 1.8 V, Power Save Mode, MODE = GND Figure 9 Output Voltage Accuracy at 25 °C, V OUT = 1.8 V, PWM Mode, MODE = VIN Figure 10 at –40 °C, V OUT = 1.8 V, PWM Mode, MODE = VIN Figure 11 at 85 °C, V OUT = 1.8 V, PWM Mode, MODE = VIN Figure 12 Typical Operation PWM Mode, VOUT = 1.8 V Figure 13 MODE Pin Transition From PFM to Forced PWM Mode at Figure 14 light load Mode Transition MODE Pin Transition From Forced PWM to PFM Mode at Figure 15 light load Start-up Timing Figure 16 Forced PWM Mode , VOUT = 1.5 V, 50 mA to 200 mA Figure 17 Forced PWM Mode , VOUT = 1.5 V, 200 mA to 400 mA Figure 18 PFM Mode to PWM Mode, VOUT = 1.5 V, 150 µA to 400 mA Figure 19 PWM Mode to PFM Mode, VOUT = 1.5 V, 400 mA to 150 µA Figure 20 Load Transient PFM Mode, VOUT = 1.5 V, 1.5 mA to 50 mA Figure 21 PFM Mode, VOUT = 1.5 V, 50 mA to 1.5 mA Figure 22 PFM Mode to PWM Mode, VOUT = 1.8 V, 50 mA to 250 mA Figure 23 PFM Mode to PWM Mode, VOUT = 1.5 V, 50 mA to 400 mA Figure 24 PWM Mode to PFM Mode, VOUT = 1.5 V, 400 mA to 50 mA Figure 25 PFM Mode, VOUT = 1.8 V, 50 mA Figure 26 Line Transient PFM Mode, VOUT = 1.8 V, 250 mA Figure 27 5 Submit Documentation Feedback |
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