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MP20046DQ-G Datasheet(PDF) 4 Page - Monolithic Power Systems |
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MP20046DQ-G Datasheet(HTML) 4 Page - Monolithic Power Systems |
4 / 14 page MP20046 – FAST TRANSIENT RESPONSE, 2A, LOW DROPOUT VOLTAGE REGULATOR MP20046 Rev. 1.1 www.MonolithicPower.com 4 10/13/2010 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. © 2010 MPS. All Rights Reserved. ELECTRICAL CHARACTERISTICS VIN=(VOUT (TYP) +1V) or +2.7V, IOUT=1mA, VEN=0V, COUT=47µF, TJ =-40°C to +125°C, unless otherwise noted. Typical values are at TA =+25°C. Parameter Symbol Condition Min Typ Max Units 1.5V 2.7V < VIN < 5.5V 1.485 1.5 1.515 1.8V 2.8V < VIN < 5.5V 1.782 1.8 1.818 2.5V 3.5V < VIN < 5.5V 2.475 2.5 2.525 Output Voltage 3.3V VOUT 4.3V < VIN < 5.5V 3.267 3.3 3.333 V Ground Pin Current IGND IOUT = 1mA to 2A 75 300 µA Line Regulation (5) ∆VOUT%/ VOUT VOUT + 1V < VIN ≤ 5.5V 0.01 0.1 %/V Load Regulation (6) ∆VOUT IOUT = 1mA to 2A 4 mV Output Voltage Noise 10Hz to 30kHz, VOUT=3.3V, COUT=100µF 17 µVRMS IOUT=2A,,VOUT= 1.4V 300 470 IOUT=2A, VOUT= 1.7V 300 470 IOUT=2A, VOUT= 2.4V 280 420 Dropout Voltage (7) VDO IOUT=2A,,VOUT= 3.2V 210 400 mV Current Limit ILIM VOUT=0V 3.3 4.5 A Standby Current ISTBY EN=VIN 1 10 µA EN Input High Threshold VIH 1.5 V EN Input Low Threshold VIL 0.4 V Thermal Shutdown Temperature TSD +150 °C Output Voltage AC PSRR PSRR F=100Hz, COUT=100µF, IOUT=2A 70 dB Minimum Input Voltage for Valid PG IOUT(PG)=300µA, V(PG) ≤ 0.8 V 1.6 V Trip Threshold Voltage VOUT decreasing 78 86 %VOUT Hysteresis Voltage Measured at VOUT 1.15 %VOUT Output Low Voltage IOUT(PG)=1mA 0.15 0.4 V PG Leakage Current V(PG) = 5.5V 1 µA EN=VIN -1 1 µA EN Input Current EN=0V -1 0 1 µA Notes: 5) Line Regulation= () IN(MAX ) IN(MIN) OUT V OUT V IN(MIN) OUT(NOM) IN MAX VV 100(% / V) VV V ⎡⎤ ⎡ ⎤ ⎣⎦ ⎣ ⎦ − × ⎡⎤ −× ⎣⎦ 6) Load Regulation= OUT(MAX ) OUT(MIN) OUT I OUT I VV ⎡⎤ ⎡ ⎤ ⎣⎦ ⎣ ⎦ − 7) Ramp down input voltage till output voltage equals VOUT(NOM) – 0.1V |
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