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RT9169-12CZL Datasheet(PDF) 5 Page - Richtek Technology Corporation |
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RT9169-12CZL Datasheet(HTML) 5 Page - Richtek Technology Corporation |
5 / 12 page Preliminary RT9169 DS9169-02 October 2001 www.richtek-ic.com.tw 5 Electrical Characteristics (VIN = 5.5V, CIN = 1 µF, COUT = 1µF, TA = 25°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units Input Voltage Range VIN 2-- 6 V Output Voltage Accuracy ∆VOUT IL = 1mA -2 -- +2 % Maximum Output Current IMAX VIN = VOUT + 0.6V, VIN ≥ 3.6V 100 -- -- mA Current Limit ILIMIT RLOAD = 1 Ω -- 250 -- mA No Load -- 4 7 µA GND Pin Current IG IOUT = 100mA 410 µA IOUT = 1mA, VIN ≥ 3.6V -- 4 -- IOUT = 50mA, VIN ≥ 3.6V -- 200 -- Dropout Voltage VDROP IOUT = 100mA, VIN ≥ 3.6V -- 450 -- mV Line Regulation ∆VLINE VIN = (VOUT + 0.3V) to 6V, VIN ≥ 3.6V, IOUT = 1mA -0.2 -- +0.2 %/V Load Regulation ∆VLOAD ILOUT = 0mA to 100mA -- 0.01 0.04 %/mA Output Noise eNO BW = 100Hz to 50KHz COUT = 10 µF -- 250 -- µV Ripple Rejection PSRR F = 1KHz, COUT = 10 µF -- 50 -- DB Standby Current RT9169-CB EN = VIN -- 0.1 1 µA EN Threshold 0.6 1 2 V Application Information A 1 µF (or larger) capacitor is recommended between VOUT and GND for stability. The part may oscillate without the capacitor. Any type of capacitor can be used, but not Aluminum electrolytes when operating below –25 °C. The capacitance may be increased without limit. A 1 µF capacitor (or larger) should be placed between VIN to GND. |
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