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TPS3514D Datasheet(PDF) 3 Page - Texas Instruments |
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TPS3514D Datasheet(HTML) 3 Page - Texas Instruments |
3 / 16 page TPS3514 SLVS422A – JULY 2003 www.ti.com 3 ELECTRICAL CHARACTERISTICS Limits apply over operating free-temperature range, TA = –40°C to +85°C, unless otherwise noted. PARAMETER CONDITIONS TPS3514 UNITS PARAMETER CONDITIONS MIN TYP MAX UNITS OVER–VOLTAGE AND OVER-CURRENT PROTECTION Over–Voltage Threshold VS33 3.7 3.9 4.1 V VS5 5.7 6.1 6.5 V VS12 13.2 13.8 14.4 V Ratio of Current Sense Sink Current to Current Sense Setting Pin (RI) Source Current, I(REF) C Resistor at RI = 30k Ω, 0.1% Resistor 7.6 8 8.4 Leakage Current (FPO)llkg V(FPO) = 5V 5 µA Low-Level Output Voltage (FPO)VOL I(SINK) = 20mA, VDD = 5V 0.7 V Noise Deglitch Time (OVP) VDD = 5V 35 73 110 µs Current Source Reference Voltage V(RI) VDD = 5V 1.1 1.15 1.2 V UNDER–VOLTAGE LOCKOUT Start Threshold Voltage 4.45 V Minimum Operating Voltage After Start–Up 3.65 V PGI AND PGO Input Threshold VIT(PGI) 0.99 x typ 1.15 1.01 x typ V Under-Voltage Threshold VS33 2 2.2 2.4 V VS5 3.3 3.5 3.7 V VS12 8.5 9 9.5 V Input Offset Voltage for OCP Comparators –5 5 mV Leakage Current (PGO) llkg PGO = 5V 5 µA Low-Level Output Voltage (PGO) VOL I(SINK) = 10mA, VDD = 4.5V 0.4 V Short-Circuit Protection Delay 3.3V, 5V 49 75 114 ms Delay Time td(1) PGI to PGO VDD = 5V 200 300 450 ms PGI to FPO VDD = 5V 3.2 4.8 7.2 ms Noise Deglitch Time PGI to PGO VDD = 5V 88 150 225 ms 12V UVP to FPO VDD = 5V 88 150 225 ms PSON CONTROL Input Pull-Up Current II PSON = 0V –120 µA High-Level Input Voltage VIH 2.4 V Low-Level Input Voltage VIL 1.2 V Debounce Time (PSON)t(b) VDD = 5V 24 38 50 ms Delay Time (PSON to FPO)t(d)(2) VDD = 5V tb + 1.1 tb + 2.3 tb + 4 ms TOTAL DEVICE Supply Current IDD PSON = 5V 1 mA |
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