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LD39150XX18 Datasheet(PDF) 8 Page - STMicroelectronics |
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LD39150XX18 Datasheet(HTML) 8 Page - STMicroelectronics |
8 / 19 page Electrical characteristics LD39150xx 8/19 5 Electrical characteristics Table 5. Electrical characteristics (TJ = 25 °C, VI = VO+1 V, CI = 1 µF, CO = 2.2 µF, ILOAD = 10 mA, VINH = 2 V, unless otherwise specified) Symbol Parameter Parameter Min. Typ. Max. Unit VI Operating input voltage 2.5 6 V VO Output voltage tolerance VI = VO+1V, ILOAD = 10mA to 1.5A -1.5 1.5 % of VO(NOM) VI = VO+1V to 6V, ILOAD = 10mA to 1.5A TJ = -40 to 125°C -3 3 VREF Reference voltage 1.22 V ΔVO Output voltage LINE regulation VI = VO+1V to 6V 0.04 % VI = VO+1V to 6V, TJ = -40 to 125°C 0.1 0.2 % ΔVO/ΔILOAD Output voltage LOAD regulation ILOAD = 10mA to 1.5A 0.06 %/A ILOAD = 10mA to 1.5A, TJ = -40 to 125°C 0.2 0.4 VDROP Dropout voltage (VI - VO) ILOAD = 300mA, TJ=-40 to 125°C 40 80 mV ILOAD = 1.5A, TJ = -40 to 125°C 200 400 IQ Quiescent current: ON MODE ILOAD = 10mA to 1.5A, VINH = 2V TJ = -40 to 125°C 12.5 mA Quiescent current: OFF MODE VINH = 0.3V 1 µA VINH = 0.3V, TJ = -40 to 125°C 5 Short circuit protection ISC Short circuit protection RL = 0 3 A Inhibit input VINH Inhibit threshold LOW VI = 2.5 to 6V OFF TJ = -40 to 125°C 0.3 V Inhibit threshold HIGH 2 TD-OFF Current limit ILOAD = 1.5A, VO = 3.3V 15 µs TD-ON Current limit ILOAD = 1.5A, VO = 3.3V 15 IINH Inhibit input current (1) 1. Guaranteed by design VI = 6V, VINH = 0 to 6V ±0.1 ±1µA AC parameters SVR Supply voltage rejection VI = 4.5 ± 1V, VO = 3.3V, ILOAD = 10mA, f = 120Hz 65 dB f = 1kHz 55 eN Output noise voltage BW = 10Hz to 100kHz, CO = 2.2µF, VO = 2.5V 100 µVRMS TSHDN Thermal shutdown OFF 170 °C Hysteresis 10 |
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