lm2588sx-adj National Semiconductor Corporation, lm2588sx-adj Datasheet - Page 12

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lm2588sx-adj

Manufacturer Part Number
lm2588sx-adj
Description
Simple Switcher 5a Flyback Regulator With
Manufacturer
National Semiconductor Corporation
Datasheet
Flyback Regulator Operation
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As shown in Figure 4, the LM2588 can be used as a flyback regulator by using a minimum number of external components. The switching waveforms of this
regulator are shown in Figure 5. Typical Performance Characteristics observed during the operation of this circuit are shown in Figure 6.
FIGURE 4. 12V Flyback Regulator Design Example
Typical Performance Characteristics
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A: Switch Voltage, 10V/div
B: Switch Current, 5A/div
C: Output Rectifier Current, 5A/div
D: Output Ripple Voltage, 100 mV/div
AC-Coupled
FIGURE 5. Switching Waveforms
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