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KA78MXX 数据表(PDF) 9 Page - Fairchild Semiconductor |
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KA78MXX 数据表(HTML) 9 Page - Fairchild Semiconductor |
9 / 14 page KA78MXX 9 Typical Applications Figure 1. Fixed Output Regulator Figure 2. Constant Current Regulator Notes: 1. To specify an output voltage, substitute voltage value for "XX" 2. Although no output capacitor is needed for stability, it does improve transient response. 3. Required if regulator is located an appreciable distance from power Supply filter Figure 3. Circuit for Increasing Output Voltage 0.1 µF CO CI 0.3 µF VO VI KA78MXX 1 3 2 0.1 µF CO CI 0.33 µF IO VI KA78MXX 1 3 2 VXX IO R1 IO = R1 +IO Vxx 0.1 µF CO CI 0.33 µF IO VI KA78MXX 1 3 2 VXX VO R1 R2 IR1 ≥ 5IO VO = VXX (1+R2/R1) +IOR2 |
类似零件编号 - KA78MXX |
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类似说明 - KA78MXX |
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