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et:electronics:voltage_divider [2014/10/01 11:21] – raivo.sellet:electronics:voltage_divider [2020/07/20 12:00] (current) – external edit 127.0.0.1
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-~~PB~~+<pagebreak>
 ====== Pingejagur ====== ====== Pingejagur ======
  
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 [{{  :images:electronics:voltage_divider:voltage_divider_schematics.png?160|Pingejaguri elektriskeem}}] [{{  :images:electronics:voltage_divider:voltage_divider_schematics.png?160|Pingejaguri elektriskeem}}]
  
-U<sub>2</sub> = U<sub>1</sub> ⋅ (R<sub>2</sub> / (R<sub>1</sub> + R<sub>2</sub>)) +** U<sub>2</sub> = U<sub>1</sub> ⋅ (R<sub>2</sub> / (R<sub>1</sub> + R<sub>2</sub>)) ** kus:
- +
-kus:+
  
   * U<sub>1</sub> on sisendpinge   * U<sub>1</sub> on sisendpinge
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 Valem tuleneb Ohmi seadusest, mille järgi: Valem tuleneb Ohmi seadusest, mille järgi:
  
-I = U<sub>1</sub> / (R<sub>1</sub> + R<sub>2</sub>) +** I = U<sub>1</sub> / (R<sub>1</sub> + R<sub>2</sub>) ** ning: ** U<sub>2</sub> = I ⋅ R<sub>2</sub> ** 
- +
-ning: +
- +
-U<sub>2</sub> = I ⋅ R<sub>2</sub>+
  
 Pingejagurit kasutatakse tihti takistuslike andurite ühendamisel, kus üks takistitest asendatakse takistusliku anduriga (näiteks termistor). Pingejagurit kasutatakse tihti takistuslike andurite ühendamisel, kus üks takistitest asendatakse takistusliku anduriga (näiteks termistor).
et/electronics/voltage_divider.1412151692.txt.gz · Last modified: (external edit)
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