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TPS60500DGS Datasheet(PDF) 4 Page - Texas Instruments |
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TPS60500DGS Datasheet(HTML) 4 Page - Texas Instruments |
4 / 20 page TPS60500, TPS60501 TPS60502, TPS60503 SLVS391B – OCTOBER 2001 – REVISED FEBRUARY 2002 4 www.ti.com electrical characteristics at Ci = 4.7 µF, C1F = C2F = 1 µF, Co = 10 µF, TA = –40°C to 85°C, VI = 5 V, V(EN) = GND (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VI Supply voltage range 1.8 6.5 V VI = 1.8 V to 2.7 V, VI–VO > 1 V 50 VI ≥ 2.7 V, VI–VO > 1 V 150 IO Maximum output current VO = 1.5 V, VI ≥ 3.1 V 250 mA IO Maximum out ut current VI ≥ 3.7 V, 1.8 V ≤ VO ≤ 2.5 V 250 mA VO > 2.5 V, VI > VO + 1.2 V 250 TPS60500 0.8 3.3 V Output voltage TPS60501 VI > 2.7V; VI–VO > 1 V at IOUT ≤ 150 mA 3.30 V VO Output voltage TPS60502 VI > 2.7V VI–VO > 1 V at IOUT ≤ 150 mA VI > 1.8 V; VI–VO > 1 V at IOUT ≤ 50mA 1.80 V TPS60503 I I OOUT 1.50 V(FB) Feedback voltage TPS60500 0.8 V TPS60501 IO = 0 mA to 150 mA, Co = 47 µF –4% 3% Tolerance of output voltage TPS60500 IO = 0 mA to 150 mA, Co = 47 µF 3% Tolerance of output voltage TPS60500 TPS60502 TPS60 03 IO = 0 mA to 150 mA, Co = 10 µF 4% TPS60502 TPS60503 IO = 0 mA to 250 mA, Co = 47 µF 4% Vpp Output voltage ripple at OUT IO = 150 mA, VO = 1.5 V 30 mVPP IQ Quiescent current (no-load input current) IO = 0 mA 40 75 µA T(SD) Thermal shutdown temperature 150 °C IO(SD) Shutdown supply current V(EN) = VI 0.05 0.5 µA f(OSC) Internal switching frequency 600 800 1200 kHz VIL EN input low voltage 0.3 x VI V VIH EN input high voltage 0.7 x VI V Ilkg(SD) EN input leakage current V(EN) = 0 V or VI 0.01 0.1 µA Ilkg(FB) FB input leakage current TPS60500 0.1 µA R(max) Maximum resistance of the external voltage divider TPS60500 R1 + R2 at FB pin 1 M Ω Short circuit current (start-up current) VI = 6.5V, VO = 0 V 100 300 mA Output current limit VO > 0.6 V 500 mA No load start-up time 80 µs electrical characteristics for power good comparator of devices TPS6050x at TA = –40°C to 85°C, VI = 5 V and V(EN) = GND (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT V(PG) Power good trip voltage See Note 2 Vml – 2% V td,r Power good delay time VO ramping positive 100 200 µs td,f Power good delay time VO ramping negative 50 100 µs VOL Power good output voltage low VO = 0 V, I(PG) = 1 mA 0.3 V Ilkg Power good leakage current VO = 3.3 V, V(PG) = 3.3 V 0.01 0.1 µA NOTE 2: Vml is the output voltage at the maximum load current. Vml is not a JEDEC symbol. |
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