Published:2011/12/7 1:46:00 Author:Ecco | Keyword: Application examples
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Published:2011/12/7 2:01:00 Author:Ecco
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Published:2011/12/7 1:59:00 Author:Ecco
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Published:2011/12/7 1:45:00 Author:Ecco | Keyword: Y-△ start control , changing into , △-Y automatic conversion, energy saving circuit
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Published:2011/12/7 1:43:00 Author:Ecco | Keyword: Y-△ start , preventing , arcing short circuit , intermediate relay
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Published:2011/12/6 21:08:00 Author:Ecco | Keyword: Single-phase, half-wave rectifier , capacitor filter
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Published:2011/12/6 21:13:00 Author:Ecco | Keyword: Single-phase, full-wave, rectifier , duplex filter
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Published:2011/12/6 21:14:00 Author:Ecco | Keyword: Single-phase, full-wave rectifier, capacitance filter
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Published:2011/12/6 21:15:00 Author:Ecco | Keyword: Single-phase, full-wave , rectifier, inductance filter
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Published:2011/11/22 20:58:00 Author:Ecco | Keyword: Cicadas Are Singing
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Published:2011/12/6 1:41:00 Author:Ecco | Keyword: front-end
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Published:2011/12/6 20:32:00 Author:Ecco | Keyword: Reference voltage , op amp
The reference voltage output circuit can be composed of several operational amplifiers. When the power supply voltage is 12V , the output voltage can be +2 ~ +10 V. Properly choosing the value of resistor R , it can make the current flowing tube be adaptive to the rating voltage of the regulator.
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Published:2011/12/6 20:38:00 Author:Ecco | Keyword: Multi-feedback , second-order , bypass filter
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Published:2011/12/6 20:36:00 Author:Ecco | Keyword: many op-amps , connected in parallel
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Published:2011/12/6 1:47:00 Author:Ecco | Keyword: DC motor, PWM speed control
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Published:2011/12/6 1:52:00 Author:Ecco | Keyword: Voice filter
The filter circuit in the voice frequency range is composed of concatenation elements, and the frequency rangeis 360Hz ~ 3kHz.
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Published:2011/12/6 21:04:00 Author:Ecco | Keyword: filter, regulator, different application areas
Figure a ~ k show the filters or regulator circuits which can be applied to different frequency bands.
It can adjustband-pass in 750Hz ~ 2500Hz.
Languageband band-pass fu = 300Hz, f0 = 3500Hz
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Published:2011/12/6 21:06:00 Author:Ecco | Keyword: single-phase, bridge rectifier , Π filter
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Published:2011/11/30 2:17:00 Author:Ecco | Keyword: Several, typical application
The outputs of the circuits shown in Figure (a), (b), (c), (d) are respectively directly drive the output transistor , SCR , relay , COMS circuit , TTL circuit.
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Published:2011/11/30 1:42:00 Author:Ecco | Keyword: interface circuit, SH Hall switch , double silicon output
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