參數(shù)資料
型號(hào): LM2574
廠商: ON SEMICONDUCTOR
英文描述: 0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator(0.5A,可調(diào)輸出電壓,降壓型開(kāi)關(guān)穩(wěn)壓器)
中文描述: 0.5甲,可調(diào)輸出電壓,降壓型開(kāi)關(guān)穩(wěn)壓器(0.5A的,可調(diào)輸出電壓,降壓型開(kāi)關(guān)穩(wěn)壓器)
文件頁(yè)數(shù): 7/26頁(yè)
文件大?。?/td> 295K
代理商: LM2574
LM2574, NCV2574
http://onsemi.com
7
A
B
200
s/DIV
200 s/DIV
Figure 14. 500 mA Load Transient Response for
Continuous Mode Operation, L = 330 H, C
out
= 300 F
Figure 15. 250 mA Load Transient Response for
Discontinuous Mode Operation, L = 68 H, C
out
= 470 F
A: Output Voltage, 50 mV/DIV, AC Coupled
B: 100 mA to 500 mA Load Pulse
A
B
A: Output Voltage, 50 mV/DIV, AC Coupled
B: 50 mA to 250 mA Load Pulse
TYPICAL PERFORMANCE CHARACTERISTICS
(Circuit of Figure 16)
(
continued)
50 mV
AC
500 mA
0
50 mV
AC
200 mA
100 mA
0
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