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Index 444

Inverter circuit 22

Published:2011/4/19 2:55:00 Author:May | Keyword: Inverter

Inverter circuit 22
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Inverter circuit 23

Published:2011/4/19 2:56:00 Author:May | Keyword: Inverter

Inverter circuit 23
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Inverter circuit 25

Published:2011/4/19 2:57:00 Author:May | Keyword: Inverter

Inverter circuit 25
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Inverter circuit 3

Published:2011/4/19 2:57:00 Author:May | Keyword: Inverter

Inverter circuit 3
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Inverter circuit 5

Published:2011/4/19 2:58:00 Author:May | Keyword: Inverter

Inverter circuit 5
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Inverter circuit 6

Published:2011/4/19 2:59:00 Author:May | Keyword: Inverter

Inverter circuit 6
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A simple and easy homemade high performance sine wave inverter

Published:2011/4/19 3:03:00 Author:May | Keyword: sine wave, inverter

A simple and easy homemade high performance sine wave inverter
This inverter adopts three order frequency doubling SPWM modulation. (View)

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50Hz high-precision time base circuit

Published:2011/4/19 2:45:00 Author:Ecco | Keyword: 50Hz, high-precision, time base circuit

50Hz high-precision time base circuit is shown as the chart. It consists of two CMOS digital integrated circuits and quartz crystal. The circuit generates 50Hz time base signal with accurate frequency and the same duty cycle, the circuit is simple, it iseasy to make. The following picture shows the waveform. (View)

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The time-base circuit produing 60 Hz signal composed of 32768Hz crystal SJT

Published:2011/4/19 2:41:00 Author:Ecco | Keyword: time-base circuit , 60 Hz signal , crystal, SJT

The time-base circuit produing 60 Hz signal composed of 32768Hz crystal SJT

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Shanghai GM WuLing MOTOROLA electronic control system circuit

Published:2011/4/19 3:25:00 Author:Jessie | Keyword: electronic control system

Shanghai GM WuLing MOTOROLA electronic control system circuit
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Centigrade thermometer circuit with thermocouple cold end temperature compensator AD594/595

Published:2011/4/18 20:04:00 Author:Jessie | Keyword: Centigrade thermometer, thermocouple cold end temperature compensator

Centigrade thermometer circuit with thermocouple cold end temperature compensator AD594/595
AD594/595 can be also configurated into centigrade thermometer, and it is as shown in the diagram. At this time, IN+, IN- should connect to COM, output voltage Uo's temperature coefficient is 10mV/℃, and it can be sent to DVM to measure and display the temperature. (View)

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+6.7V, 0.56A Cell phone battery constant-current charger circuit composed of TNY254P

Published:2011/4/19 1:48:00 Author:Ecco | Keyword: +6.7V, 0.56A , Cell phone , battery, constant-current , charger

+6.7V, 0.56A Cell phone battery constant-current charger circuit composed of TNY254P
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The acquisition circuit of light isolation data

Published:2011/4/19 1:18:00 Author:Ecco | Keyword: acquisition circuit , light isolation, data

The acquisition circuit of light isolation data
LTC1292 is a monolithic 12-bit data acquisition system. Built-in sample and hold circuit work under 5V single supply. Connecting to wire 3 directly, it is suitable for most serial and parallel interface port of MPU. The maximum rate of passing information is 60kHz, the resolution is 12-bit, the maximum conversion time in the operating temperature range is 12μs, the low current is only 6.0mA. (View)