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TPS25921ADR Fiches technique(PDF) 8 Page - Texas Instruments |
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TPS25921ADR Fiches technique(HTML) 8 Page - Texas Instruments |
8 / 38 page Current Limit (A) 0 0.25 0.5 0.75 1 1.25 1.5 1.75 0 5 10 15 20 25 D012 Temperature (qC) -50 -25 0 25 50 75 100 125 150 0 0.4 0.8 1.2 1.6 2 2.4 D013 35.7 k: 45.3 k: 95.3 k: 150 k: Temperature (qC) -50 -25 0 25 50 75 100 125 150 0.25 0.255 0.26 0.265 0.27 0.275 D010 R(ILM) Resistor (k:) 20 40 60 80 100 120 140 160 0 0.5 1 1.5 2 2.5 D011 ILIMIT I(FASTRIP) Temperature (qC) -50 -25 0 25 50 75 100 125 150 4.75 4.8 4.85 4.9 4.95 5 D008 Soft Start Capacitor (nF) 1 10 100 1 10 100 1k D009 TA = -40qC TA = 25qC TA = 85qC TA = 125qC TPS25921A, TPS25921L SLVSCE1C – AUGUST 2014 – REVISED NOVEMBER 2015 www.ti.com Typical Characteristics (continued) Conditions (unless otherwise noted) are –40°C ≤ TJ ≤ 125°C, V(IN)= 12 V, V(EN UV) = 2 V, V(OVP) = 0 V, R(ILIM) = 95.3 kΩ, C(OUT) = 2.2 μF, CSS = OPEN, FLT = OPEN. Positive current into terminals. All voltages referenced to GND (unless otherwise noted). For all oscilloscope waveforms TA = 25°C. Figure 7. GAIN(SS) vs Temperature Figure 8. Output Ramp Time vs C(SS) C(SS) = Open Figure 9. Output Ramp Time vs Temperature Figure 10. Current Limit vs Current Limit Resistor Figure 12. Current Limit vs Temperature Across R(ILIM) Figure 11. Current Limit Accuracy vs Current Limit 8 Submit Documentation Feedback Copyright © 2014–2015, Texas Instruments Incorporated Product Folder Links: TPS25921A TPS25921L |
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