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SA57031-34 Datasheet(PDF) 4 Page - NXP Semiconductors |
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SA57031-34 Datasheet(HTML) 4 Page - NXP Semiconductors |
4 / 13 page Philips Semiconductors Product data SA57031-XX Micropower 150 mA, low-noise, low dropout linear regulator with on/off 2003 Jun 23 4 CHARACTERISTICS Tamb = 25 °C; VI = VO(nom) +1 V; VON/OFF = 2 V; IO = 1 mA unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT ICC No-load input current IO = 0 mA – 45 100 µA IO = 50 mA – 55 – IO = 150 mA – 60 – ICC(OFF) Input current (off) VON/OFF = 0.25 V – 0.1 1 µA Iq Quiescent Current IO = 0 to 150 mA – 100 190 µA ∆VLNR Line regulation VI = VO +0.5 V to 6 V – 5 10 mV IO = 1 to 50 mA – 10 25 ∆VLDR Load regulation IO = 1 to 100 mA – 20 50 mV IO = 1 to 150 mA – 30 70 ∆VO/∆T VO Temperature coefficient Tj = –30 to +85 °C – – ppm/ °C PSRR Power supply ripple rejection f = 1 kHz; IO = 1 mA; Vripple = 0.5 V; VO = 1.8 to 4.0 V – 80 – dB PSRR Power supply ripple rejection f = 1 kHz; IO = 1 mA; Vripple = 0.5 V; VO = 4.1 to 5.0 V – 70 – dB Vn Output noise voltage fBW = 20 to 80 kHz; CO = 2.2 µF – 30 – µVrms ION/OFF Output short-circuit current VI = VO +1 V ; VO = 0 V – 30 – mA VON/OFF(H) ON/OFF HIGH threshold voltage 1.5 – VI V VON/OFF(L) ON/OFF LOW threshold voltage 0 – 0.25 V RON/OFF ON/OFF Pull-down resistance 2.5 5 15 M Ω VO Output voltage (nominal) x0.98 nom x1.02 V Vdropout Dropout voltage VO = 2.0 to 2.3 – 0.25 0.35 V VO = 2.4 to 2.7 – 0.24 0.29 VO = 2.8 to 5.0 – 0.23 0.26 PRESET OUTPUT VOLTAGES Part Number Min Typ Max SA57031-25UK 2.450 2.500 2.550 SA57031-28UK 2.744 2.800 2.856 SA57031-30UK 2.940 3.000 3.060 SA57031-33UK 3.234 3.300 3.366 SA57031-36UK 3.528 3.600 3.672 |
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