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LM2931ADT50R Scheda tecnica(PDF) 7 Page - STMicroelectronics |
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LM2931ADT50R Scheda tecnica(HTML) 7 Page - STMicroelectronics |
7 / 23 page LM2931XX - LM2931AXX33 - LM2931AXX50 - LM2931BXX50 Electrical characteristics 7/23 5 Electrical characteristics Table 4. Electrical characteristics of LM2931Axx33 (refer to the application circuit Figure 3, TJ = 25 °C, CI = 0.1 µF, CO = 100 µF, VI = 14 V, IO = 10 mA, VINH = 0 V, unless otherwise specified). Symbol Parameter Test conditions Min. Typ. Max. Unit VI Maximum operating input voltage IO = 10 mA, TJ = -40 to 125°C 26 37 V VO Output voltage 3.135 3.3 3.425 V VO Output voltage IO = 100 mA, VI = 6 to 26 V TJ = -40 to 125°C 3.135 3.3 3.465 V ΔVO Line regulation VI = 9 to 16 V 2 10 mV VI = 6 to 26 V 4 33 ΔVO Load regulation IO = 5 to 100 mA 10 33 mV Vd Dropout voltage (1) (2) IO = 10 mA 90 250 mV IO = 100 mA 250 600 Id Quiescent current ON MODE IO = 100 mA 2.5 30 mA OFF MODE VINH = 2.5 V, RLOAD = 330 Ω 0.3 1 mA ISC Short circuit current 100 300 mA SVR Supply voltage rejection IO = 100 mA, VI = 14 ± 2 V f = 120 Hz, TJ = -40 to 125°C 55 78 dB VIL Control input voltage low TJ = -40 to 125°C 2 1.2 V VIH Control input voltage high TJ = -40 to 125°C 3.25 2 V IINH Inhibit input current VINH = 2.5 V 22 50 µA VI Transient input voltage RLOAD = 330 Ω, τ < 100ms 60 70 V VI Reverse polarity input voltage VO = ± 0.3 V, RLOAD = 330 Ω -15 -50 V VI Reverse polarity input voltage transient RLOAD = 330 Ω, τ < 100ms -50 V eN Output noise voltage B =10 Hz to 100 kHz 330 µVRMS 1. Reference voltage is measured from VOUT to ADJ pin. 2. Vd measured when the output voltage has dropped 100 mV from the nominal value obtained at 14 V. |
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