SC4250 데이터 시트보기 (PDF) - Semtech Corporation

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SC4250

Negative Voltage Hot Swap Controller

Semtech Corporation 

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 ; Ch2: V ; Ch3: PWRGD; Ch4: V (Input current)

DRAIN

GATE

R4

Figure 3. Start-up with no load.

Figure 4. Start-up with 1A load.

Figure 5. Start-up with “over the limit” load.

 2005 Semtech Corp.

8

Figure 6. Over-current/Short circuit.

www.semtech.com

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