The circuit in Figure 17 uses a single supply to half wave
rectify a sinusoid centered about ground. RI limits current
into the amplifier caused by the input voltage exceeding the
supply voltage. Full wave rectification is provided by the
circuit in Figure 19.
Typical Single-Supply Applications
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FIGURE 17. Half-Wave Rectifier
with Input Current Protection (RI)
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FIGURE 19. Full Wave Rectifier
with Input Current Protection (RI)
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FIGURE 18. Half-Wave Rectifier Waveform
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FIGURE 20. Full Wave Rectifier Waveform
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