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TPS65580 Datasheet(PDF) 4 Page - Texas Instruments |
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TPS65580 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 28 page  TPS65580 SLVSC29 – SEPTEMBER 2013 www.ti.com ELECTRICAL CHARACTERISTICS over recommended free-air temperature range, VIN = 12 V (unless otherwise noted) PARAMETER CONDITIONS MIN TYP MAX UNIT SUPPLY CURRENT TA = 25°C, EN1 = EN2 = EN3 = 5 V, IIN VIN supply current 2.9 3.6 mA VFB1 = VFB2 = VFB3 = 1.0 V, Non- switching IVINSDN VIN shutdown current TA = 25°C, EN1 = EN2 = EN3 = 0 V 1.8 3 µA VFB VOLTAGE TA = 25°C, VO1=3.3V, VO2=1.2V, VVFBTHLx VFBx threshold voltage(1) 752 764 776 mV VO3=1.5V TCVFBx Temperature coefficient On the basis of 25°C(2) –180 180 ppm/ ℃ VREG5 OUTPUT VREG5 Rising 4.0 VUVREG5 VREG5 UVLO Threshold V Hysteresis 0.3 VVREG5 VREG5 output voltage TA = 25°C, VIN = 12 V, IVREG = 5 mA 5.5 V IVREG5 Output current VIN = 6 V, TA = 25°C 20 mA MOSFETs rDS(on)H2 High side switch resistance for 2.5A TA = 25℃, VBST2-SW2 = 5.5 V (2) , CH2 160 m Ω rDS(on)L2 Low side switch resistance for 2.5A TA = 25℃ (2), CH2 130 m Ω TA = 25℃, VBSTx-SWx = 5.5 V (2) , CH1, rDS(on)Hx High side switch resistance for 1.5A 250 m Ω CH3 rDS(on)Lx Low side switch resistance for 1.5A TA = 25℃ (2), CH1, CH3 230 m Ω MIN ON/OFF TIME and SWfrequency TONminx Min On Time TA = 25℃, VOUT = 0.8V (2) 80 ns TOFFminx Min Off Time TA = 25℃, VFBx = 0.7 V (2) 220 ns Fsw SW-frequency TA = 25℃ 700 kHz SOFT START TSS Soft-start time Internal soft-start time 1.2 ms (1) x means either 1 or 2 or 3, that is, VFBx means VFB1, VFB2 or VFB3. (2) Specified by design. Not production tested. 4 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Product Folder Links: TPS65580 |
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