參數(shù)資料
型號(hào): LM2574HVADJMWC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
封裝: WAFER
文件頁(yè)數(shù): 32/33頁(yè)
文件大?。?/td> 814K
代理商: LM2574HVADJMWC
Typical Performance Characteristics (Circuit of Figure 2) (Continued)
Feedback
Pin Current
DS011394-39
Junction to Ambient
Thermal Resistance
DS011394-40
Continuous Mode Switching Waveforms
V
OUT = 5V, 500 mA Load Current, L = 330 H
DS011394-6
Notes:
A: Output Pin Voltage, 10V/div
B: Inductor Current, 0.2 A/div
C: Output Ripple Voltage, 20 mV/div,
AC-Coupled
Horizontal Time Base: 5 s/div
Discontinuous Mode Switching Waveforms
V
OUT = 5V, 100 mA Load Current, L = 100 H
DS011394-7
Notes:
A: Output Pin Voltage, 10V/div
B: Inductor Current, 0.2 A/div
C: Output Ripple Voltage, 20 mV/div,
AC-Coupled
Horizontal Time Base: 5 s/div
500 mA Load Transient Response for Continuous
Mode Operation. L = 330 H, C
OUT = 300 F
DS011394-8
Notes:
A: Output Voltage, 50 mV/div.
AC Coupled
B: 100 mA to 500 mA Load Pulse
Horizontal Time Base: 200 s/div
250 mA Load Transient Response for Discontinuous
Mode Operation. L = 68 H, C
OUT = 470 F
DS011394-9
Notes:
A: Output Voltage, 50 mV/div.
AC Coupled
B: 50 mA to 250 mA Load Pulse
Horizontal Time Base: 200 s/div
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相關(guān)PDF資料
PDF描述
LM2574HVN-3.3/NOPB 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDIP8
LM2574-5.0MWC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
LM2574-ADJMWC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
LM2574N-15/NOPB 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDIP8
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