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TPS53515 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS53515 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 39 page TPS53515 www.ti.com SLUSBN5B – AUGUST 2013 – REVISED JULY 2015 Electrical Characteristics (continued) over operating free-air temperature range, VREG = 5 V, EN = 5 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT CURRENT DETECTION RTRIP TRIP pin resistance range 20 70 k Ω RTRIP = 52.3 kΩ 10.1 12 13.9 IOCL Current limit threshold, valley A RTRIP = 38 kΩ 7.2 9.1 11.0 RTRIP = 52.3 kΩ –15.3 –11.9 –8.5 Negative current limit threshold, IOCLN A valley RTRIP = 38 kΩ –12 –9 –6 VZC Zero cross detection offset 0 mV PROTECTIONS Wake-up 3.25 3.34 3.41 VREG undervoltage-lockout VVREGUVLO V (UVLO) threshold voltage Shutdown 3.00 3.12 3.19 Wake-up (default) 4.15 4.25 4.35 VVDDUVLO VDD UVLO threshold voltage V Shutdown 3.95 4.05 4.15 VOVP Overvoltage-protection (OVP) OVP detect voltage 116% 120% 124% threshold voltage tOVPDLY OVP propagation delay With 100-mV overdrive 300 ns VUVP Undervoltage-protection (UVP) UVP detect voltage 64% 68% 71% threshold voltage tUVPDLY UVP delay UVP filter delay 1 ms THERMAL SHUTDOWN Shutdown temperature 140 TSDN Thermal shutdown threshold(2) °C Hysteresis 40 LDO VOLTAGE VREG LDO output voltage VIN = 12 V, ILOAD = 10 mA 4.65 5 5.45 V VDOVREG LDO low droop drop-out VIN = 4.5 V, ILOAD = 30 mA, TA = 25°C mV 365 voltage ILDOMAX LDO overcurrent limit VIN = 12 V, TA = 25°C 170 200 mA INTERNAL MOSFETS RDS(on)H High-side MOSFET on- TA = 25°C m Ω 13.8 15.5 resistance RDS(on)L Low-side MOSFET on- TA = 25°C m Ω 5.9 7.0 resistance Copyright © 2013–2015, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: TPS53515 |
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