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SC4250_05 Datasheet(数据表) 8 Page - Semtech Corporation |
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SC4250 Datasheet(HTML) 8 Page - Semtech Corporation |
8 page ![]() 8 2005 Semtech Corp. www.semtech.com SC4250 POWER MANAGEMENT Typical Characteristics Below are the snap-shots taken at start-up with different loading conditions and during the application of the over- current at the output of the circuit. For all figures, Ch1: V DRAIN; Ch2: VGATE; Ch3: PWRGD; Ch4: VR4 (Input current) Figure 3. Start-up with no load. Figure 4. Start-up with 1A load. Figure 5. Start-up with “over the limit” load. Figure 6. Over-current/Short circuit. |