Circuit Diagram

The principle circuit of production line workpiece counting device

Published:2011/6/11 21:32:00 Author:qqtang | Keyword: principle circuit, production line

The counting of production line workpieceIn the figure is principle circuit of production line workpiece counting device. The approaching sensor is fixed at one side of the workpiece band carrier, when the band carrier is working, the workpieces are crossing the sensor. And when the workpieces are getting close to the sensor, the sensor is outputting switch signals, and the signals will be sent to the counter. Figure: The principle circuit of production line workpiece counting device   (View)

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BH501 piano envelope door integrated circuit

Published:2011/6/13 20:22:00 Author:Christina | Keyword: piano, envelope door, integrated circuit

The BH5O1 is designed as one kind of piano envelope door integrated circuit that can be used with the BH2O0 series audio source integrated circuit, and it can be used to build up the high-grade keyboard such as the electronic piano, the electronic organ and other kinds of keyboards. 1.Pin functions The BH501 is in the 20-pin dual-row DIP package, the pin functions is as shown in table 1. Table 1 The pin functions of the BH501 2.Typical application circuit The typical application circuit of the piano envelope door which is composed of the BH501 is as shown in figure 1. Figure 1 The BH501 typical application circuit   (View)

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The working principle circuit of product length measuring

Published:2011/6/11 21:24:00 Author:qqtang | Keyword: working principle, product length measuring

When producing the varnished wire, steel beginning,steel belt and cloth, we can use the method in the figure to measure the length of the products. The measuring ruler and the sawtooth plate are fixed in the same axis, the approaching sensor is on the side of the plate. If the tooth number of the plate is N, then for each round that the plate rotates, the sensor outputs N pulses. At the moment, the measuring ruler which has the same axis with the plate also rotates a round, it means the length of a round of the matter under test is π.D, so the lengths corresponding to each pulse are:   (View)

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BA8206 fan single chip microcomputer integrated circuit

Published:2011/6/13 20:47:00 Author:Christina | Keyword: fan, single chip, microcomputer, integrated circuit

The BA8206 is designed as one kind of fan single chip microcomputer integrated circuit that is produced by the Toyo company, and it can be used in the program control system of various types of fan. The BA8206 uses the 20-pin dual-row DIP package, the pin functions and data are as shown in table 1, the typical application circuit is as shown in figure 1. The operating voltage range of this IC is 3-5V, the quiescent current is 500μA, the SCR trigger output current is 10mA. Table 1 The pin functions and data of the BA8206 Figure 1 The typical application circuit of theBA8206   (View)

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BA8105A fan single chip microcomputer integrated circuit

Published:2011/6/13 20:57:00 Author:Christina | Keyword: fan, single chip, microcomputer, integrated circuit

The BA8105A is designed as one kind of fan single chip microcomputer integrated circuit that is produced by the Toyo company, and it can be used in the program control system of various types of fan. 1.Features The BA8105A is composed of the clock oscillating circuit, the button command decoding circuit, the speed control circuit, the remote control command signal processing circuit and other subsidiary function circuits. 2.Pin functions and data The BA8105A uses the 22-pin dual-row DIP package, the pin functions and data are as shown in table 1. Table 1 The pin functions and data of the BA8105A 3.Typical application circuit The operating voltage range of the BA8105A is 3.5 to 5V, the typical application circuit of the system is as shown in figure 1. Figure 1 The typical application circuit of the BA8105A Tips: The BA8105A can be used with the BA5102, and the infrared remote control multi-channel computer fan control circuit is composed of the BA8105A and the BA5102.   (View)

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BA8201 ceiling fan single chip microcomputer integrated circuit

Published:2011/6/13 21:04:00 Author:Christina | Keyword: ceiling fan, single chip, microcomputer, integrated circuit

The BA8201 is designed as one kind of ceiling fan single chip microcomputer integrated circuit that is produced by the Toyo company, and it can be used in the program control system of various types of ceiling fan. The BA8201 uses the 16-pin dual-row DIP plastic package, the pin functions and data are as shown in table 1, the typical application circuit is as shown in figure 1. Table 1 The pin functions and data of the BA8201 Figure 1 The typical application circuit of the BA8201   (View)

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BA7201 air conditioner single chip microcomputer integrated circuit

Published:2011/6/13 21:22:00 Author:Christina | Keyword: air conditioner, single chip, microcomputer, integrated circuit

1.Features The BA7201 is composed of the clock oscillating circuit, the reset circuit, the central processing unit (CPU), the infrared remote control signal decoding circuit, the compressor control circuit, the fan control circuit, the motor control circuit, the timing circuit, the AC zero-crossing circuit and other auxiliary function circuits. 2.Pin functions The BA7201 is in the 30-pin dual-row DIP package, the pin functions are as shown in the table 1. Table 1 The pin functions of the BA7201(30PINSDIP) 3.Typical application circuit The control system typical application circuit which is composed of the BA7201 is as shown in figure 1. Figure 1 The typical application circuit of the BA7201   (View)

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The outline circuit of the pillar electric approaching sensor (2)

Published:2011/6/11 21:05:00 Author:qqtang | Keyword: outline circuit, pillar electric approaching sensor

figure:The outline the pillar electric approaching sensor (2)   (View)

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The outline circuit of the pillar electric approaching sensor

Published:2011/6/11 21:04:00 Author:qqtang | Keyword: outline circuit, pillar electric approaching sensor

Figure: the outline of the pillar electric approaching sensor   (View)

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BA7101 infrared remote control transmitter integrated circuit

Published:2011/6/13 21:49:00 Author:Christina | Keyword: infrared remote control, transmitter, integrated circuit

The BA7101 is designed as one kind of infrared remote control transmitter integrated circuit that is produced by the Toyo company, and it can be used in the remote controller of various brands of air conditioner remote control systems. 1.Features The BA7101 is composed of the clock oscillation circuit, the reset circuit, the button pulse producing circuit, the button scanning instruction encoding circuit, the test circuit, the LCD displayer signal decoding drive circuit and other auxiliary function circuits. 2.Pin functions The BA7101 is in the 80-pin square flat package, the pin functions are as shown in table 1. Table 1 The pin functions of the BA7101(80PINPQFP) 3.Typical application circuit The LCD air conditioning which is composed of the BA7201 is as shown in figure 1. Figure 1 The typical application circuit of the BA7201   (View)

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MNI871675T6S--the single chip microcomputer integrated circuit

Published:2011/6/11 21:00:00 Author:qqtang | Keyword: single chip microcomputer, integrated circuit

1.pin functions MNI871675T6S consists of the clock oscillating circuit, reset circuit,CPU, I2C general circuit, key scanning order decoder, system converting circuit, screen display, AV/TV shifting control circuit, and the other control and affiliated function circuit, etc.2.MNI871675T6S is in 64-pin dual in-line package, whose pin letter codes and data are listed in the table, and its internal circuit, pin functions and signal flow are shown in the figure.The pin letter codes and data of MNI871675T6S   (View)

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MIC4680 application circuit

Published:2011/6/13 21:55:00 Author:Christina | Keyword: application circuit

The adjustable output voltage circuit which is composed of the MIC4680 is as shown in the figure. The input voltage is 5 to 34V, the adjustable output voltage is decided by the R1 and R2. The MIC4680 application circuit   (View)

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Type B push-pull power amplifier typical circuit

Published:2011/6/13 9:40:00 Author:Christina | Keyword: Type B, push-pull, power amplifier, typical circuit

In order to improve the efficiency of the power amplifier and reduce the distortion, we usually use the type B push-pull power amplifier typical circuit. Features of the type B push-pull power amplifier typical circuit is: the static working point is in the starting part of the characteristic curve. The typical circuit of the type B push-pull power amplifier typical circuit is as shown in the figure. From the circuit structure we know it is the symmetrical circuit which is composed of two unilateral power amplifier circuits. T1 is the input transformer which has the center tap in the secondary winding; T2 is the output transformer which has the center tap in the primary winding; VT1 and VT2 are the transistors which have the same parameters, and they can use the power amplifier geminating tube. Figure The type B push-pull power amplifier typical circuit   (View)

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The output angle test circuit composed of the regulator UZZ9000 and the reluctance sensor KMZ41

Published:2011/6/24 20:59:00 Author:qqtang | Keyword: output angle, regulator, reluctance sensor

The output angle test circuit composed of the regulator UZZ9000 and the reluctance sensor KMZ41 is shown in the figure, which is powered by the +5V power supply, and RP1～RP2 are the disorder voltage regulating potentiometer, RP3～RP4 are the gain adjusting potentiometer. R is the down resistor of the output terminal. The output voltage can be delivered to the digit voltmeter, indicating the value of the angle under test.   (View)

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The precise pressure detection system circuit composed of the dual-channel intelligent sensor signal processor MAX1463

Published:2011/6/24 21:20:00 Author:qqtang | Keyword: pressure detection, dual-channel, signal processor

The output voltage of bridge pressure sensor is linked with the IN1+ and IN1- terminal of MAX1463. Under the control of CPU, the pressure signal is linearly adjusted, temperature-compensated and D/A converted, then it is delivered to the 80C51 single chip machine; it is also converted into the analog output voltage Uo by DAC and sent to the digital voltmeter, then the pressure value is indicated. The GPI01 pin of general D/A connector is connected with the fault alarm, when the wire of the sensor is broken or the CPU is overflowing while it is executing the programs, the buzzer is driven and rings.   (View)

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The connection circuit of the low-power programmable sensor signal processors of TSS400-S2 and E2PROM

Published:2011/6/25 20:59:00 Author:qqtang | Keyword: connection circuit, low-power, signal processors

  (View)

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Single tube RC coupling common emitter electrode amplifier circuit

Published:2011/6/13 9:22:00 Author:Christina | Keyword: Single tube, RC, coupling, common emitter electrode, amplifier

The circuit is as shown in the figure. This circuit can be used in the pre-amplifier stage of the low frequency small signal amplifier. The collector current Ic is 0.5～2mA, you can make the IC in the right position by adjusting R1. Figure The single tube RC coupling common emitter electrode amplifier circuit   (View)

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The Isuzu truck instrument,alarm indicator and lighting lamp circuit

Published:2011/6/25 20:03:00 Author:qqtang | Keyword: Isuzu, alarm indicator, lighting lamp

The Isuzu truck instrument,alarm indicator and lighting lamp circuit is shown as above.   (View)

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The time delay pulse generating circuit based on the 220V and 50Hz AC

Published:2011/6/25 21:09:00 Author:qqtang | Keyword: time delay, pulse generating

In the figure is the time delay pulse generating circuit based on the 220V and 50Hz AC. In the circuit, A pole can output the delayed pulse of 0.1s, B outputs 1s and C outputs 10s, all of which are the reference pulse circuit and also the basic circuit of the digital counter.   (View)

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Simple sound listening circuit

Published:2011/6/13 9:08:00 Author:Christina | Keyword: Simple, sound listening

The simple sound listening circuit that can be used in teaching is as shown in the figure. The audio pre-amplifier circuit is composed of VT1, the two stages DC low low frequency amplifier circuit is composed of the VT2 and VT3. The L1 is the audio receiving coil, the low frequency signal which is inducted by the L1 adds to the amplifier circuit through C1 to be amplified, and the amplified signal is output by the headset. The RP1 can be used to adjust the volume. Figure The simple sound listening circuit   (View)

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