LP2989_15 datasheet(7/34 Pages) TI

Part #	LP2989

Description	LP2989 Micropower and Low-Noise, 500-mA Ultra Low-Dropout Regulator for Use With Ceramic Output Capacitors

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Manufacturer	TI [Texas Instruments]

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LP2989

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SNVS083O – FEBRUARY 2005 – REVISED MARCH 2015

6.6 Typical Characteristics

TA = 25°C, COUT = 4.7 µF, CIN = 2.2 µF, SD is tied to VIN, VIN = VOUT(NOM)+ 1 V, IOUT = 1 mA, VOUT = 2.5 V (unless otherwise

specified)

Figure 2. Dropout Voltage vs Temperature

Figure 1. Dropout Characteristics

Figure 4. GND Pin Current vs Temperature and Load

Figure 3. Dropout Voltage vs Load Current

Figure 5. Ground Pin Current vs Load Current

Figure 6. Input Current vs VIN

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