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MP20042DG-PN-LF-Z Datasheet(PDF) 4 Page - Monolithic Power Systems |
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MP20042DG-PN-LF-Z Datasheet(HTML) 4 Page - Monolithic Power Systems |
4 / 9 page MP20042-DUAL, LOW NOISE, HIGH PSRR, 200mA LINEAR REGULATOR MP20042 Rev. 0.9 www.MonolithicPower.com 4 9/28/2009 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. © 2009 MPS. All Rights Reserved. ELECTRICAL CHARACTERISTICS VIN=3.6V, VOUT1=2.5V, VOUT2=1.8V, CIN=COUT1=COUT2=2.2uF, EN1=EN2=VIN, Typical Value at TA=25°C for each LDO unless otherwise noted. Notes: 5) Load Regulation= () OUT (MAX ) OUT (MIN) OUT I OUT I OUT NOM VV (%) V ⎡⎤ ⎡ ⎤ ⎣⎦ ⎣ ⎦ − × 6) Dropout Voltage is defined as the input to output differential when the output voltage drops 100mV below its nominal value. 7) Line Regulation= () IN(MAX ) IN(MIN) OUT V OUT V IN(MIN) OUT(NOM) IN MAX VV (% / V) VV V ⎡⎤ ⎡ ⎤ ⎣⎦ ⎣ ⎦ − × ⎡⎤ −× ⎣⎦ PIN FUNCTIONS Pin # Name Description 1 VOUT1 Channel 1 Output Voltage 2 VIN Supply Input Pin 3 EN1 Channel 1 Enable (Active High). Do Not Float This Pin. 4 GND Common Ground 5 EN2 Channel 2 Enable (Active High). Do Not Float This Pin. 6, 7 NC 8 VOUT2 Channel 2 Output Voltage Parameter Symbol Condition Min Typ Max Units Output Voltage Accuracy (Load regulation) (5) ΔVOUT ILOAD = 1mA to 200mA -1 +1 % Maximum Output Current IMAX Continuous 200 mA Current Limit ILIM RLoad=1Ω 450 mA Quiescent Current IG No Load 114 uA IOUT = 100mA 110 mV Dropout Voltage (6) VDROP IOUT = 200mA 250 mV Line Regulation (7) ∆VLINE VIN =(VOUT+0.4V or 2.5V) to 6V, IOUT=1mA -0.05 +0.05 %/V EN Input High Threshold VIH VIN = 2.5V to 6.0V 1.6 V EN Input Low Threshold VIL VIN = 2.5V to 6.0V 0.45 V EN Input Bias Current ISD EN = VIN=6.5V 300 nA Shutdown Supply Current IGSD EN1 = EN2 = GND 0.03 1 uA Thermal Shutdown Temperature TSD 140 °C Thermal Shutdown Hysteresis ΔTSD 10 °C Output Voltage Noise 10Hz to 100kHz, COUT=4.7μF, ILOAD=1mA 11 μVRMS 100Hz, COUT = 2.2μF, ILOAD = 100mA 72 dB 1kHz , COUT = 2.2μF, ILOAD = 100mA 72 dB Output Voltage AC PSRR 100kHz , COUT = 2.2μF, ILOAD = 100mA 47 dB |
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