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TPS72325QDBVRQ1 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS72325QDBVRQ1 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 16 page  TPS72301-Q1 TPS72325-Q1 www.ti.com SLVSAJ4A – SEPTEMBER 2010 – REVISED MARCH 2011 ELECTRICAL CHARACTERISTICS Over operating junction temperature range, VIN = VOUTnom – 0.5V, IOUT = 1mA, VEN = 1.5V, COUT = 2.2μF, and CNR = 0.01μF, unless otherwise noted. Typical values are at TJ = +25°C. TPS723xx-Q1 PARAMETER TEST CONDITIONS MIN TYP MAX UNITS VIN Input voltage range(1) –10 –2.7 V Nominal TJ = +25°C –1 1 % TPS723xx-Q1 VOUT Accuracy –10V ≤ VIN ≤ VOUT – 0.5V, vs –2 ±1 2 % 10 μA ≤ IOUT ≤ 200mA VIN/IOUT/T VOUT%/VIN Line regulation –10V ≤ VIN ≤ VOUT(nom) – 0.5V 0.04 %/V VOUT%/IOUT Load regulation 0mA ≤ IOUT ≤ 200mA 0.002 %/mA VDO Dropout voltage at VOUT = 0.96 × VOUTnom IOUT = 200mA 280 500 mV ICL Current limit VOUT = 0.85 × VOUT(nom) 300 550 800 mA IOUT = 0mA (IQ), 130 200 –10V ≤ VIN ≤ VOUT – 0.5V IGND Ground pin current μA IOUT = 200mA, 350 500 –10V ≤ VIN ≤ VOUT – 0.5V –0.4V ≤ VEN ≤ 0.4V, ISHDN Shutdown ground pin current 0.1 2.0 μA –10V ≤ VIN ≤ VOUT – 0.5V IOUT = 200mA, 1kHz, 65 CIN = COUT = 10μF PSRR Power-supply rejection ratio dB IOUT = 200mA, 10kHz, 48 CIN = COUT = 10μF COUT = 10μF, 10Hz to 100kHz, Vn Output noise voltage 60 μVRMS IOUT = 200mA VOUT = –2.5V, COUT = 1μF, tSTR Startup time 1 ms RL = 25Ω VEN(HI) Enable threshold positive 1.5 V VEN(LO) Enable threshold negative –1.5 V VDIS(HI) Disable threshold positive 0.4 V VDIS(LO) Disable threshold negative –0.4 V –10V ≤ VIN ≤ VOUT – 0.5V, IEN Enable pin current 0.1 2.0 μA –10V ≤ VEN ≤ ±3.5V Shutdown, temperature increasing +165 TSD Thermal shutdown temperature °C Reset, temperature decreasing +145 TJ Operating junction temperature –40 +125 °C (1) Maximum VIN = (VOUT – VDO) or – 2.7V, whichever is more negative. Copyright © 2010–2011, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): TPS72301-Q1 TPS72325-Q1 |
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