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LD39300PT18-R Fiches technique(PDF) 8 Page - STMicroelectronics |
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LD39300PT18-R Fiches technique(HTML) 8 Page - STMicroelectronics |
8 / 17 page Electrical characteristics LD39300 8/17 5 Electrical characteristics Table 4. Electrical characteristics (TJ = 25°C, VI = VO+1V, CI = 1µF, CO = 4.7µF, ILOAD = 10mA, VINH = 2V, 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 3A -1.5 1.5 % of VO(NOM) VI = VO+1V to 6V, ILOAD = 10mA to 3A TJ = -40 to 125°C -3 3 VREF Reference voltage 1.22 V ∆VO 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 % ∆VO/∆ILOAD Output voltage LOAD regulation ILOAD = 10mA to 3A 0.06 %/A ILOAD = 10mA to 3A, TJ = -40 to 125°C 0.2 0.4 VDROP Dropout voltage (VI - VO) ILOAD = 600mA, TJ=-40 to 125°C 40 80 mV ILOAD = 3A, TJ = -40 to 125°C 200 400 IQ Quiescent current: ON MODE ILOAD = 10mA to 3A, VINH = 2V TJ = -40 to 125°C 1.2 2.5 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 6 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 = 3A, VO = 3.3V 20 µs TD-ON Current limit ILOAD = 3A, VO = 3.3V 20 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 = 4.7µF, VO = 2.5V 100 µVRMS TSHDN Thermal shutdown OFF 170 °C Hysteresis 10 |
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