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MIC2570 Datasheet(PDF) 2 Page - Micrel Semiconductor |
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MIC2570 Datasheet(HTML) 2 Page - Micrel Semiconductor |
2 / 15 page MIC2570 Micrel, Inc. MIC2570 2 August 2007 Ordering Information Part Number Temperature Range Voltage Frequency Package Standard Pb-Free MIC2570-1BM MIC2570-1YM –40ºC to +85ºC Selectable* 20kHz 8-pin SOIC MIC2570-2BM MIC2570-2YM –40ºC to +85ºC Adjustable 20kHz 8-pin SOIC * Externally selectable for 2.85V, 3.3V, or 5V Pin Configuration 1 2 3 4 8 7 6 5 S W GND NC 5V IN S Y NC 2.85V 3.3V MIC2570-1 Selectable Voltage 20kHz Frequency 1 2 3 4 8 7 6 5 IN S Y NC FB NC S W GND NC NC MIC2570-2 Adjustable Voltage 20kHz Frequency 8-Lead SOIC (M) Pin Description Pin No. (Version†) Pin Name Pin Function 1 SW Switch: NPN output switch transistor collector. 2 GND Power Ground: NPN output switch transistor emitter. 3 NC Not internally connected. 4 (-1) 5V 5V Feedback (Input): Fixed 5V feedback to internal resistive divider. 4 (-2) NC Not internally connected. 5 (-1) 3.3V 3.3V Feedback (Input): Fixed 3.3V feedback to internal resistive divider. 5 (-2) NC Not internally connected. 6 (-1) 2.85V 2.85V Feedback (Input): Fixed 2.85V feedback to internal resistive divider. 6 (-2) FB Feedback (Input): 0.22V feedback from external voltage divider network. 7 SYNC Synchronization (Input): Oscillator start timing. Oscillator synchronizes to falling edge of sync signal. 8 IN Supply (Input): Positive supply voltage input. † Example: (-1) indicates the pin description is applicable to the MIC2570-1 only. |
Similar Part No. - MIC2570_07 |
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Similar Description - MIC2570_07 |
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