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TPS73230MDBVREP Datasheet(PDF) 3 Page - Texas Instruments |
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TPS73230MDBVREP Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 22 page  www.ti.com ELECTRICAL CHARACTERISTICS TPS73201-EP ,, TPS73215-EP TPS73216-EP, TPS73218-EP, TPS73225-EP TPS73230-EP, TPS73233-EP, TPS73250-EP SGLS346 – JUNE 2006 Over operating temperature range (T A = –55°C to +125°C), VIN = VOUT(nom) + 0.5 V (1), I OUT = 10 mA, VEN = 1.7 V, and C OUT = 0.1 µF, unless otherwise noted. Typical values are at TA = 25°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIN Input voltage range(1) 1.7 5.5 V VFB Internal reference (TPS73201) TA = 25°C 1.198 1.2 1.21 V Output voltage range (TPS73201)(2) VFB 5.5 – VDO V Nominal TA = 25°C ±0.5% VOUT Accuracy(1) VOUT + 0.5 V ≤ VIN ≤ 5.5 V; VIN, IOUT, and T –1% ±0.5% +1% 10 mA ≤ I OUT ≤ 250 mA ∆V OUT%/∆VIN Line regulation(1) VOUT(nom) + 0.5 V ≤ VIN ≤ 5.5 V 0.01 %/V 1 mA ≤ I OUT ≤ 250 mA 0.002 ∆V OUT%/∆IOUT Load regulation %/mA 10 mA ≤ I OUT ≤ 250 mA 0.0005 Dropout voltage(3) VDO IOUT = 250 mA 40 150 mV (VIN = VOUT (nom) – 0.1V) ZO(DO) Output impedance in dropout 1.7 V ≤ V IN ≤ VOUT + VDO 0.25 Ω ICL Output current limit VOUT = 0.9 × VOUT(nom) 250 425 600 mA ISC Short-circuit current VOUT = 0 V 300 mA IREV Reverse leakage current(4) (–IIN) VEN ≤ 0.5 V, 0 V ≤ VIN ≤ VOUT 0.1 15 µA IOUT = 10 mA (IQ) 400 550 IGND Ground pin current µA IOUT = 250 mA 650 950 ISHDN Shutdown current (IGND) VEN ≤ 0.5 V, VOUT ≤ VIN ≤ 5.5 0.02 1 µA IFB FB pin current (TPS73201) .1 .45 µA f = 100 Hz, IOUT = 250 mA 58 Power-supply rejection ratio PSRR dB (ripple rejection) f = 10 kHz, IOUT = 250 mA 37 COUT = 10 µF, No CNR 27 × V OUT Output noise voltage VN µV RMS BW = 10 Hz to 100 kHz COUT = 10 µF, CNR = 0.01 µF 8.5 × V OUT VOUT = 3 V, RL = 30 Ω tSTR Startup time 600 µs COUT = 1 µF, CNR= 0.01 µF VEN(HI) Enable high (enabled) 1.7 VIN V VEN(LO) Enable low (shutdown) 0 0.5 V IEN(HI) Enable pin current (enabled) VEN = 5.5 V 0.02 0.1 µA Shutdown, Temperature increasing 160 TSD Thermal shutdown temperature °C Reset, Temperature decreasing 140 TA Operating ambient temperature –55 125 °C (1) Minimum VIN = VOUT + VDO or 1.7 V, whichever is greater. (2) TPS73201 is tested at VOUT = 2.5 V. (3) VDO is not measured for the TPS73214, TPS73215, or TPS73216, since minimum VIN = 1.7 V. (4) Fixed-voltage versions only; see the Applications section for more information. 3 Submit Documentation Feedback |
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