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LD1117ADT12TR Folha de dados(PDF) 7 Page - STMicroelectronics |
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LD1117ADT12TR Folha de dados(HTML) 7 Page - STMicroelectronics |
7 / 27 page LD1117A series Electrical characteristics 7/27 Table 4. Electrical characteristics of LD1117A#18 (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 = 3.8V, IO = 10mA, TJ = 25°C 1.764 1.8 1.836 V VO Output voltage IO = 0 to 1A, VI = 3.3 to 8V 1.728 1.872 V ∆VO Line regulation VI = 3.3 to 8V, IO = 0mA 1 6 mV ∆VO Load regulation VI = 3.3V, IO = 0 to 1A 1 10 mV ∆VO Temperature stability 0.5 % ∆VO Long term stability 1000 hrs, TJ = 125°C 0.3 % VI Operating input voltage IO = 100mA 10 V Id Quiescent current VI ≤8V, IO = 0mA 5 10 mA IO Output current VI - VO = 5V, TJ = 25°C 1000 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 ∆VO(pwr) Thermal regulation Ta = 25°C, 30ms Pulse 0.08 0.2 %/W Table 5. Electrical characteristics of LD1117A#25 (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 = 4.5V, IO = 10mA, TJ = 25°C 2.45 2.5 2.55 V VO Output voltage IO = 0 to 1A, VI = 3.9 to 8V 2.4 2.6 V ∆VO Line regulation VI = 3.9 to 8V, IO = 0mA 1 6 mV ∆VO Load regulation VI = 3.9V, IO = 0 to 1A 1 10 mV ∆VO Temperature stability 0.5 % ∆VO Long term stability 1000 hrs, TJ = 125°C 0.3 % VI Operating input voltage IO = 100mA 10 V Id Quiescent current VI ≤10V, IO = 0mA 5 10 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 ∆VO(pwr) Thermal regulation Ta = 25°C, 30ms Pulse 0.08 0.2 %/W |
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