參數(shù)資料
型號(hào)： LM2595
廠商： National Semiconductor Corporation
英文描述： Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
中文描述： SIMPLE SWITCHER系列電源轉(zhuǎn)換器150千赫1A步降穩(wěn)壓器
文件頁數(shù)： 7/29頁
文件大?。?/td> 935K
代理商： LM2595
Typical Performance Characteristics
(Circuit of Figure 1) (Continued)
Feedback Pin
Bias Current
DS012565-10
Continuous Mode Switching Waveforms
V
= 20V, V
OUT
= 5V, I
= 1A
L = 68 μH, C
OUT
= 120 μF, C
OUT
ESR = 100 m
DS012565-17
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.5A/div.
C: Output Ripple Voltage, 50 mV/div.
Horizontal Time Base: 2 μs/div.
Discontinuous Mode Switching Waveforms
V
= 20V, V
OUT
= 5V, I
= 600 mA
L = 22 μH, C
OUT
= 220 μF, C
OUT
ESR = 50 m
DS012565-18
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.5A/div.
C: Output Ripple Voltage, 50 mV/div.
Horizontal Time Base: 2 μs/div.
Load Transient Response for Continuous Mode
V
= 20V, V
OUT
= 5V, I
= 250 mA to 750 mA
L = 68 μH, C
OUT
= 120 μF, C
OUT
ESR = 100 m
DS012565-19
A: Output Voltage, 100 mV/div. (AC)
B: 250 mA to 750 mA Load Pulse
Horizontal Time Base: 100 μs/div.
Load Transient Response for Discontinuous Mode
V
= 20V, V
OUT
= 5V, I
= 250 mA to 750 mA
L = 22 μH, C
OUT
= 220 μF, C
OUT
ESR = 50 m
DS012565-20
A: Output Voltage, 100 mV/div. (AC)
B: 250 mA to 750 mA Load Pulse
Horizontal Time Base: 200 μs/div.
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相關(guān)PDF資料
PDF描述
LM2596R 3.0A, 150Khz, Step-Down Switching Regulator
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