R1141Q屬于集成電路（IC）的線性+開關穩(wěn)壓器。由?清紡微電?株式會社制造生產(chǎn)的R1141Q穩(wěn)壓器 - 線性線性穩(wěn)壓器用于提供穩(wěn)定的輸出電壓，無論負載電流、輸入電壓或環(huán)境因素如何變化，這些輸出電壓通常都要保持不變。它們的工作原理要求輸入電壓維持在高于所需的輸出電壓，而且要超出某個最小量，并且在工作時會將輸入端的任何多余電壓轉(zhuǎn)換為熱量。對于大多數(shù)應用而言，雖然這種穩(wěn)壓器的效率低于開關模式的穩(wěn)壓器，但它們通常更適合對噪聲高度敏感的應用。

FEATURES

? Supply Current .............................................................Typ. 90μA

? Standby Mode ..............................................................Typ. 0.1μA

? Dropout Voltage ...........................................................Typ. 0.15V (IOUT=100mA, Output Voltage=3.0V Type)

? Ripple Rejection...........................................................Typ. 75dB (VOUT <= 2.4V)

Typ. 70dB (VOUT => 2.5V) (f=1kHz)

? Temperature-Drift Coefficient of Output Voltage ..........Typ. ±100ppm/°C

? Line Regulation ............................................................Typ. 0.02/V

? Output Voltage Accuracy..............................................±1.5 or ±30mV (VOUT <= 2.0V)

? Excellent Dynamic Response

? Package .......................................................................SC-82AB (Super Mini-mold)

? Output Voltage Range..................................................1.5V to 4.0V (0.1V steps)

(For other voltages, please refer to MARK INFORMATIONS.)

? Built-in Chip Enable Circuit (B/D : active high)

? Built-in Fold-back Protection Circuit............................ Typ. 40mA (Short Current)

? Ceramic capacitor can be used for Output pin ........... Recommended value is 2.2μF or more.