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TPS60140PWPR Fiches technique(PDF) 6 Page - Texas Instruments |
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TPS60140PWPR Fiches technique(HTML) 6 Page - Texas Instruments |
6 / 25 page VI − Input Voltage − V 50 55 60 65 70 75 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 TA = 25°C TA = −40°C TA = 85°C VI − Input Voltage − V 300 305 310 315 320 325 330 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 TA = 25°C TA = −40°C TA = 85°C TPS60140, TPS60141 SLVS273A – FEBRUARY 2000 – REVISED NOVEMBER 2015 www.ti.com 8.5 Electrical Characteristics CIN = 4.7 µF, C1 = C2 = 2.2 µF, COUT = 10 µF (1) at T C = −40°C to 85°C, VIN = 2 V, FB = VOUT and ENABLE = VIN (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT V(UVLO) Undervoltage lockout threshold TC = 25°C 1.6 1.8 V IOmax Maximum continuous output current 100 mA 1.8 V < VIN < 2 V, VOUT, Start-up = 5 V, 4.8 5.2 0 < IOUT < IOmax/2, TC = 0°C to 70°C VO Output voltage V 2 V < VIN < 3.6 V, 0 < IOUT < IOmax 4.8 5.2 Ilkg(OUT) Output leakage current VIN= 2.4 V, V(ENABLE) = GND 1 µA IQ Quiescent current (no-load input current) VIN= 2.4 V 65 90 µA I(SD) Shutdown current VIN = 2.4 V, V(ENABLE) = GND 0.05 1 µA f(OSC) Oscillator frequency 210 320 450 kHz VIL ENABLE input voltage low VIN = 1.8 V 0.3 × VI V VIH ENABLE input voltage high VIN = 3.6 V 0.7 × VI V Ilkg(ENABLE) ENABLE input leakage current V(ENABLE) = GND or VIN 0.01 0.1 µA VIN = 2.4 V, 1 mA < IOUT < IOUTmax, Output load regulation 0.003 %/mA TC = 25°C 2 V < VIN < 3.6 V, VOUT = 5 V: Output line regulation 0.08 %/V IOUT = 75 mA, TC = 25°C I(SC) Short-circuit current limit VIN< 2.4 V, VOUT = 0 V, TC = 25°C 100 mA VIN = 1.8 V to 2.2 V, V(TRIP,LBI) LBI trip voltage TPS60140 Hysteresis 0.8% for rising LBI voltage, 1.15 1.21 1.27 V TC = 0°C to 70°C IIN(LBI) LBI input current TPS60140 LBI = 1.3 V 20 100 nA VOUT(LBO) LBO output voltage low(2) TPS60140 V(LBI) = 0 V, I(LBO,SINK) = 1 mA 0.4 v Ilkg(LBO) LBO output leakage current TPS60140 V(LBI) = 1.3 V, V(LBO) = 5 V 0.01 0.1 µA V(TRIP,PG) Power-good trip voltage TPS60141 TC = 0°C to 70°C 0.86 × VO 0.90 × VO 0.94 × VO V Power-good trip voltage Vhys(PG) TPS60141 VOUT ramping down, TC = 0°C to 70°C 0.80% hysteresis VOUT(PG) Power-good output voltage low TPS60141 VOUT= 0 V, I(PG,SINK) = 1 mA 0.4 V Ilkg(PG) Power-good leakage current TPS60141 VOUT = 5 V, V(PG) = 5 V 0.01 0.1 µA (1) All capacitors are ceramic capacitors of the type X5R or X7R. (2) During start-up the LBO signal is invalid for the first 500 µs. 8.6 Typical Characteristics Figure 1. Quiescent Supply Current vs Input Voltage Figure 2. Oscillator Frequency vs Input Voltage 6 Submit Documentation Feedback Copyright © 2000–2015, Texas Instruments Incorporated Product Folder Links: TPS60140 TPS60141 |
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