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78L05U Datasheet(PDF) 1 Page - SEMTECH ELECTRONICS LTD. |
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78L05U Datasheet(HTML) 1 Page - SEMTECH ELECTRONICS LTD. |
1 / 2 page Dated: 05/03/2016 Rev: 02 ® SEMTECH ELECTRONICS LTD. 78L05U 3-Terminal Positive Voltage Regulator Absolute Maximum Ratings (Ta = 25℃) Parameter Symbol Rating Unit Input Voltage VI 30 V Power Dissipation Ptot 800 1) mW Operating Temperature Topr - 20 to + 120 ℃ Storage Temperature Range Tstg - 55 to +150 ℃ 1) 15 mm x 25 mm x 0.7 mm alumina ceramic board, Ta ≤ 25℃ Electrical Characteristics (Ta = 25℃) (Unless otherwise specified, 0 ℃ ≤ TJ ≤ 125℃, VI = 10 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF) Parameter Symbol Test Condition Min. Typ. Max. Unit Output Voltage VO Tj = 25℃ 4.8 5 5.2 V 7 V ≤ VI ≤ 20 V, 1 mA ≤ IO ≤ 40 mA 4.75 - 5.25 V VI = 10 V, 1 mA ≤ IO ≤ 70 mA 4.75 - 5.25 V Line Regulation Regline 7 V VI 20 V, Tj = 25℃ - - 150 mV 8 V VI 20 V, Tj = 25℃ - - 100 Load Regulation Regload 1 mA ≤ IO ≤ 100 mA, Tj = 25℃ - - 60 mV 1 mA ≤ IO ≤ 40 mA, Tj = 25℃ - - 30 Quiescent Current IQ Tj = 25℃ - - 5.5 mA Quiescent Current Change IQ 8 V VI 20 V - - 1.5 mA 1 mA IO 40 mA - - 0.1 Output Noise Voltage VN 10 Hz f 100 KHz, Tj = 25℃ - 40 - µV Ripple Rejection RR f = 120 Hz, 8 V VI 18 V, Tj = 25℃ 41 - - dB Dropout Voltage VDrop Tj = 25℃ - 1.7 - V 78L05U 1Vo C2 0.1 µF 2 3 Vi C1 0.33 µF |
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