TKC-EKA系列霍尔电流传感器 | |||||||||
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OverviewThe LA4278 is a 10 W 2-channel power amplifier intendedfor televisions.This IC has a series of pin compatible monaural and 2-channel power amplifiers, thus allows the end product touse a common circuit boad.Features• Television audio output.• Pin compatible with the LA4266 (3 W)/LA4267 (5 W)/4268 (10 W) and the LA4276 (3 W × 2)/4277(5 W × 2).• Package: SIP-10H (2.54 mm pitch, straight pins).• Thermal protection circuit and overvoltage protectioncircuit on chip.• Output power: 10 W × 2(VCC = 28 V/RL = 8 Ω).
RoHS Compliant Ratings PartNumber RatedFunctioning Temperature Tf (°C) Cut-offTemperature (°C) ThTc(°C) Tm(°C) Electrical Rating Approvals Ampere(A) Voltage(V) UL C-UL(CSA) VDE CCC PSE 44E --> 44E 108 104 ± 3 94 91 82 200 0.5 1 2.5 AC 250 AC 125 DC 50 442 --> 442 115 112 ± 3 99 99 84 84 200 1 1.5 3.5 3.5 AC 250 AC 125 AC 50 DC 50 44X --> 44X 133 129 ± 3 118 116 200 0.5 ...