SC2449ISWTR View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC2449ISWTR

BI-Phase/Dual Controller

Semtech Corporation 

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POWER MANAGEMENT

Electrical Characteristic Curves (Cont.)

Start-up (Vin = 24V, Vout1 = 5.0V/12A, Vout2 = 3.3V /18A)

SC2449

ch1: Vout5.0V; ch2: Vout3.3V

Bi-Phase Operation (Vout = 3.3V, Max. Load Current = 20A)

Efficiency in Bi-Phase Application Circuit (3.3V/20A)

90.00%

85.00%

80.00%

75.00%

70.00%

65.00%

60.00%

0

Overall System Efficiency vs. iLoad

Overall Efficiency

5

10

15

20

Load Current (A)

 2002 Semtech Corp.

12

www.semtech.com

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