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| ST 78L12U 3-Terminal Positive Voltage Regulator Absolute Maximum Ratings (Ta = 25 OC) Parameter Input Voltage Power Dissipation Operating Temperature Storage Temperature Range 1) Symbol VI Ptot Topr Ts Rating 35 800 1) Unit V mW O - 20 to + 120 - 55 to +150 C C O 15 mm X 25 mm X 0.7 mm alumina ceramic board, Ta 25 OC Electrical Characteristics (Ta = 25 OC) (Unless otherwise specified, 0 OC TJ 125 OC, VI = 19 V, IO = 40 mA, CI = 0.33 F, CO = 0.1 F) Parameter Output Voltage Symbol Tj = 25 OC VO 14.5 V VI 27 V, 1 mA IO 40 mA VI = 19 V, 1 mA IO 70 mA Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Dropout Voltage Regline Regload IQ IQ VN RR VDrop 14.5 V VI 27 V, Tj = 25 C O Test Condition Min. 11.5 11.4 11.4 37 O Typ. 12 80 1.7 Max. 12.5 12.6 12.6 250 200 100 50 6 1.5 0.1 - Unit V V V mV mV mA mA V dB V 16 V VI 27 V, Tj = 25 C O 1 mA IO 100 mA, Tj = 25 OC 1 mA IO 40 mA, Tj = 25 C Tj = 25 OC 16 V VI 27 V 1 mA IO 40 mA 10 Hz f 100 KHz, Tj = 25 OC f = 120 Hz, 15 V VI 25 V, Tj = 25 OC Tj = 25 C Vi 3 78L12U 1 Vo C1 0.33 F 2 C2 0.1 F SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 21/06/2006 ST 78L12U SOT-89 PACKAGE OUTLINE SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 21/06/2006 |
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