参数资料
型号: LM2595J-ADJ-QML
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 2.6 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, CDIP16
封装: CERAMIC, DIP-16
文件页数: 31/33页
文件大小: 1016K
代理商: LM2595J-ADJ-QML
Typical Performance Characteristics (Circuit of Figure 1) (Continued)
Feedback Pin
Bias Current
DS012565-10
Continuous Mode Switching Waveforms
V
IN = 20V, VOUT = 5V, ILOAD = 1A
L = 68 H, C
OUT = 120 F, COUT 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 s/div.
Discontinuous Mode Switching Waveforms
V
IN = 20V, VOUT = 5V, ILOAD = 600 mA
L = 22 H, C
OUT = 220 F, COUT 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 s/div.
Load Transient Response for Continuous Mode
V
IN = 20V, VOUT = 5V, ILOAD = 250 mA to 750 mA
L = 68 H, C
OUT = 120 F, COUT ESR = 100 m
DS012565-19
A: Output Voltage, 100 mV/div. (AC)
B: 250 mA to 750 mA Load Pulse
Horizontal Time Base: 100 s/div.
Load Transient Response for Discontinuous Mode
V
IN = 20V, VOUT = 5V, ILOAD = 250 mA to 750 mA
L = 22 H, C
OUT = 220 F, COUT ESR = 50 m
DS012565-20
A: Output Voltage, 100 mV/div. (AC)
B: 250 mA to 750 mA Load Pulse
Horizontal Time Base: 200 s/div.
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