MC34063ADG

ON SEMICONDUCTOR  MC34063ADG  直流-直流开关降压, 升压, 反相稳压器, 可调, 3V-40V输入, 1.25V-40V输出, 1.5A输出, SOIC-8

The is an adjustable output buck/boost/inverting switching regulator in 8 pin SOIC package. It consists of an internal temperature compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit, driver and high current output switch. The MC34063ADG is specifically designed to operate in step down buck, step up boost and voltage inverting applications with minimum number of external components.

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Input operation voltage range from 3V to 40V

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Low standby current

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Adjustable current limit provides improved protection

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Large 1.5A peak current capability provides up to 1A of average current output

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Frequency operation up to 100KHz

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Precision 2% reference

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External resistor divider for various output voltage options

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Optimize frequency for size or efficiency

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Operating ambient temperature range from 0°C to 70°C

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Accurate system level performance