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RT9081A-1BGQZA Datasheet(PDF) 5 Page - Richtek Technology Corporation |
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RT9081A-1BGQZA Datasheet(HTML) 5 Page - Richtek Technology Corporation |
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5 / 12 page  5 DS9081A-00 November 2016 www.richtek.com RT9081A © Copyright 2016 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Parameter Symbol Test Conditions Min Typ Max Unit Load Regulation VLOAD IOUT = 1mA to 500mA -- 1.5 -- mV VIN Dropout Voltage VDROP_VIN IOUT = 150mA (Note 7) -- 37 75 mV IOUT = 500mA (Note 7) -- 140 250 mV VBIAS Dropout Voltage VDROP_BIAS IOUT = 500mA, VIN = VBIAS (Note 7, Note 8) -- 1.1 1.5 V Output Current Limit ILIM VOUT = 90% VOUT(Normal) 550 800 1000 mA ADJ Pin Operating Current (ADJ devices only) IADJ -- 0.1 0.5 A Bias Pin Operating Current IBIAS VBIAS = 2.7V -- 80 110 A Bias Pin Disable Current IBIAS(DIS) VEN 0.4 V -- 0.5 1 A VIN Pin Disable Current IVIN(DIS) VEN 0.4 V -- 0.5 1 A EN Input Voltage Logic_High VIH 0.9 -- -- V Logic_Low VIL -- -- 0.4 EN Pull Down Current IEN VEN = 5.5V, VBIAS = 5.5V -- 1 -- A Turn-On Time tON From assertion of VEN to VOUT = 98% VOUT(NOM). VOUT(NOM) = 1V -- 150 -- s Power Supply Rejection Ratio PSRR_VIN VIN to VOUT, f = 1kHz, IOUT = 150mA, VIN VOUT + 0.5V -- 70 -- dB PSRR_VBIAS VBIAS to VOUT, f = 1kHz, IOUT = 150mA, VIN VOUT + 0.5V -- 80 -- dB Output Noise Voltage (Fixed Volt.) eNO_FIXED VIN = VOUT + 0.5 V, VOUT(NOM) = 1V, f = 10Hz to 100kHz -- 40 -- VRMS Output Noise Voltage (Adj devices) eNO_ADJ VIN = VOUT + 0.5V, f = 10Hz to 100kHz -- 50 x VOUT -- VRMS Thermal Shutdown Threshold Temperature increasing -- 160 -- C Temperature decreasing -- 140 -- C Output Discharge Pull-Down RDISCHG VEN 0.4V, VOUT = 0.5V -- 150 -- |
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