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RT9177-24CB Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers |
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RT9177-24CB Datasheet(HTML) 3 Page - List of Unclassifed Manufacturers |
3 / 12 page Preliminary RT9177 DS9177-00 Feb. 2001 www.richtek-ic.com.tw 3 Absolute Maximum Ratings Input Voltage VIN 7V Power Dissipation SOT-25 0.25W Operating Junction Temperature Range −40°C to 125°C Storage Temperature Range −65°C to 150°C Thermal Resistance RθJA 250 °C/W Lead Temperature (Soldering 5 sec.) 260 °C Electrical Characteristics (VIN = 5.0V, CIN = 1 µF, COUT = 1µF, TA = 25°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units Input Voltage VIN 2.5 -- 6 V Output Voltage Accuracy ∆VOUT IL = 1mA -2 -- +2 % Maximum Output Current IMAX 200 -- -- mA Current Limit ILIMIT RLOAD = 1 Ohm -- 300 -- mA No Load -- 80 150 GND Pin Current IG IOUT = 200mA -- 90 150 µA IOUT = 1mA -- 1.1 5 IOUT = 50mA -- 55 100 Dropout Voltage (Note) (VOUT(Nominal) ≥3.0V Version) VDROP IOUT = 200mA -- 220 300 mV Line Regulation ∆VLINE VIN = (VOUT+0.15) to 6V, IOUT = 1mA -0.2 -- +0.2 %/V Load Regulation ∆VLOAD IOUT = 0mA to 200mA -- 0.01 0.04 %/mA SHDN Input High Threshold VIH VIN = 3V to 5.5V 1.0 -- -- V SHDN Input Low Threshold VIL VIN = 3V to 5.5V -- -- 0.4 V SHDN Bias Current ISD -- -- 100 nA Shutdown Supply Current IGSD VOUT = 0V -- 0.01 1 µA Thermal Shutdown Temperature TSD -- 150 -- °C Output Noise eno CBP = 10nF, COUT = 10 µF -- 150 -- nV/ Hz Ripple Rejection PSRR F = 100Hz, CBP = 10nF, COUT = 10 µF -- 68 -- dB Notes: Dropout voltage definition: VIN - VOUT when VOUT is 50 mV below the value of VOUT at VIN = VOUT + 0.5V |
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