參數(shù)資料
型號(hào): LM2595J-5.0-QML
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Voltage-Mode SMPS Controller
中文描述: 電壓模式開(kāi)關(guān)電源控制器
文件頁(yè)數(shù): 7/28頁(yè)
文件大?。?/td> 739K
代理商: LM2595J-5.0-QML
Typical Performance Characteristics
Continuous Mode Switching Waveforms
V
IN
= 20V, V
OUT
= 5V, I
LOAD
= 400 mA
L = 100 μH, C
OUT
= 120 μF, C
OUT
ESR = 140 m
DS012439-17
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.2A/div.
C: Output Ripple Voltage, 20 mV/div.
Horizontal Time Base: 2 μs/div.
Discontinuous Mode Switching Waveforms
V
= 20V, V
OUT
= 5V, I
= 200 mA
L = 33 μH, C
OUT
= 220 μF, C
OUT
ESR = 60 m
DS012439-18
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.2A/div.
C: Output Ripple Voltage, 20 mV/div.
Horizontal Time Base: 2 μs/div.
Load Transient Response for Continuous Mode
V
= 20V, V
OUT
= 5V, I
= 200 mA to 500 mA
L = 100 μH, C
OUT
= 120 μF, C
OUT
ESR = 140 m
DS012439-19
A: Output Voltage, 50 mV/div. (AC)
B: 200 mA to 500 mA Load Pulse
Horizontal Time Base: 50 μs/div.
Load Transient Response for Discontinuous Mode
V
= 20V, V
OUT
= 5V, I
= 100 mA to 200 mA
L = 33 μH, C
OUT
= 220 μF, C
OUT
ESR = 60 m
DS012439-20
A: Output Voltage, 50 mV/div. (AC)
B: 100 mA to 200 mA Load Pulse
Horizontal Time Base: 200 μs/div.
L
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