Electronic Circuits Design

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Electronic Circuits Design

• Pinit NuangpiromRMUTL

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Basic of OP-AMP

• Operational Amplifiers

3
Basic of OP-AMP
4
Idea OP-AMP
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?????????????????????? ????????????????? 4.
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????????????????????????????? 6.
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Basic of OP-AMP
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Basic of OP-AMP
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Basic of OP-AMP

• ?????????????????

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Basic of OP-AMP

• ???????????????????

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Basic of OP-AMP

• ???????????????????

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Basic of OP-AMP

• ?????????????????????

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Basic of OP-AMP

• ???????????????????

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Basic of OP-AMP

• ????????????????????

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??? ???????????????????????????????????????
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110 microA ???????????????? 90 microA
?????????????????????????????? 100 microA
????????????????? ????????????? 20 microA ???????
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Basic of OP-AMP

• ????????????????????

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Basic of OP-AMP

• ?????????????

???????? (Slew rate) ???????? ???????
?????????????????????????? ?????????????? ????????
??????????????? ????????????? ????????????????????
?????????????????????????? ??????????????????
??????????????????????????????????????????????????
????? ????????????????????
????????????????????????????????????????????? 10
V ?????? 0.1 mS ????????????????? ??????? 10 /
0.1 microS 100V / microS ??????????????????????
1Hz ???? 1 Vpp ??????????????????? 0.5 V / 0.25
microS ???? 2 V / Sec ??????????????????? 10 Vpp
????????????????? 5 V / 0.25 Sec ???? 20 V / Sec
??????? ?????????????????? 10 ???????
??????????????????????????????????? ????????
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Basic of OP-AMP

• ?????????????

???????? (Slew rate) ???????? ???????
?????????????????????????? ?????????????? ????????
??????????????? ????????????? ????????????????????
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????? ????????????????????
16
Basic of OP-AMP

• ?????????????

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Basic of OP-AMP

• ?????????????

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Basic of OP-AMP

• ?????????????

????????????????????????????? ??? ????????????????
??????????????? ?????????????????
???????? ?????????????? ????????????????? ????????
?????????????????
????????????????????????? 1 MHz ???? 20 Vp-p
??????? ?????????????? ????????????? 62.8 V /
microS
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Basic of OP-AMP
?????????????

• ????????????? LM741 ?????????????????
  ??????????????? 0.5 V / microS ???????????????????
  ???????????????? 20 Vp-p ?????????????????????????
  ?? 10 KHz ??????????? ????????? LM741
  ??????????????????????????????? 1 ????
  ????????????????????????? 1 MHz
  ?????????????????????? 0.1 V ????????

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OP-AMP

• Operational Amplifiers

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Introduction
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Introduction
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OP-AMP
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OP-AMP
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OP-AMP
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OP-AMP
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OP-AMP
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OP-AMP
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OP-AMP
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OP-AMP
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Example 1
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Practice 1
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Idea Op-amp
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Idea Op-amp
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Example 2
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Practice 2
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Inverting Amplifier
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Inverting Amplifier
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Inverting Amplifier
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Inverting Amplifier
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Inverting Amplifier
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Noninverting Amplifier
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Noninverting Amplifier
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Noninverting Amplifier
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Noninverting Amplifier
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Noninverting Amplifier
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Summing Amplifier
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Summing Amplifier
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Summing Amplifier
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Diference Amplifier
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Diference Amplifier
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Diference Amplifier
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit
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Cascade Opamp Circuit