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LD1117AXX18 Scheda tecnica(PDF) 11 Page - STMicroelectronics |
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LD1117AXX18 Scheda tecnica(HTML) 11 Page - STMicroelectronics |
11 / 29 page LD1117Axx Electrical characteristics 11/29 Table 8. Electrical characteristics of LD1117A (Adjustable) (refer to the test circuits, TJ = 0 to 125 °C, CO = 10 µF, CI = 10 µF unless otherwise specified). Symbol Parameter Test conditions Min. Typ. Max. Unit VO Output voltage VI = 5.3V, IO = 10mA, TJ = 25°C 1.225 1.25 1.275 V VO Output voltage IO = 0 to 1A, VI = 2.75 to 10V 1.2 1.3 V ΔVO Line regulation VI = 2.75 to 8V, IO = 0mA 1 6 mV ΔVO Load regulation VI = 2.75V, IO = 0 to 1A 1 10 mV ΔVO Temperature stability 0.5 % ΔVO Long term stability 1000 hrs, TJ = 125°C 0.3 % VI Operating input voltage IO = 100mA 10 V Iadj Adjustment pin current Vin ≤ 10 V 60 120 µA ΔIadj Adjustment pin current change Vin - VO = 1.4 to 10 V, IO = 10mA to 1A 1 5 µA IO(min) Minimum load current Vin = 10 V 2 5 mA IO Output current VI - VO = 5V, TJ = 25°C 1000 1200 mA eN Output noise voltage B =10Hz to 10kHz, TJ = 25°C 100 µV SVR Supply voltage rejection IO = 40mA, f = 120Hz VI - VO = 3V, Vripple = 1VPP 60 80 dB VD Dropout voltage IO = 100mA 1 1.10 V IO = 500mA 1.05 1.15 IO = 1A 1.15 1.30 ΔVO(pwr) Thermal regulation Ta = 25°C, 30ms Pulse 0.08 0.2 %/W |
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