Circuit Diagram

The ABS TPM circuit of Shanghai GM Buick-MPV (GL8) (1)

Published:2011/7/18 20:39:00 Author:Borg | Keyword: ABS TPM circuit, Buick-MPV

The ABS TPM circuit of Shanghai GM Buick-MPV (GL8) (1)   (View)

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The ABS TPM circuit of Shanghai GM Buick-MPV (GL8)(2)

Published:2011/7/18 20:41:00 Author:Borg | Keyword: ABS TPM circuit, Shanghai GM, Buick-MPV

The ABS TPM circuit of Shanghai GM Buick-MPV (GL8)(2)   (View)

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The ABS power supply, ground and EBOM/EBTOM circuit of Shanghai Buick-Regal car

Published:2011/7/18 20:28:00 Author:Borg | Keyword: ABS power supply, EBOM/EBTOM circuit

Figure 1. The ABS power supply, ground and EBOM/EBTOM circuit of Shanghai Buick-Regal car   (View)

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Two Roads Output Regulated Voltage Circuit of LTC1878

Published:2011/7/17 5:27:00 Author:Michel | Keyword: Regulated Voltage Circuit

The above picture is two roads output regulated circuit of LTC1878.It is two roads output regulated circuit composed of intergrated circuit and transformer.One road mainly outputs 1.8V/35OmA,U。1 and the other road outputs 3.3V/1OOmA U。2.It feedbacks the output voltage to chip error amplifier end via dividing voltage.The error amplifier inspires two roads output voltage.Feedback is the sum of the voltage that feedback current which flows through feedback dividing voltage.Thus,error amplifier contorls two roads output and it can make the regulated voltage degree of two roads reaches 5% when the output voltage and load change.   (View)

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The HVAC control assembly and power system control unit circuit(CJ4) of Shanghai GM Buick-MPV(GL8)

Published:2011/7/18 20:36:00 Author:Borg | Keyword: HVAC control assembly, power system control unit

Figure 1. The HVAC control assembly, power system control unit, air-conditioning compressor clutch coil, air-conditioning clutch relay and air-conditioning clutch diode circuit(CJ4) of Shanghai GM Buick-MPV(GL8)   (View)

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The air-conditioning system circuit of Shanghai Buick-Regal car

Published:2011/7/18 20:13:00 Author:Borg | Keyword: air-conditioning system, Buick-Regal

Figure 1. The air-conditioning system circuit of Shanghai Buick-Regal car   (View)

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The air-conditioning system 2.0, G2.5 and GL2.5 circuit of Shanghai Buick-Regal car (1)

Published:2011/7/18 20:17:00 Author:Borg | Keyword: air-conditioning system, Buick-Regal

Figure 1. The air-conditioning system 2.0, G2.5 and GL2.5 circuit of Shanghai Buick-Regal car (1)   (View)

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The HVAC control assembly and power system control unit circuit of Shanghai GM Buick-MPV(GL8)

Published:2011/7/18 20:11:00 Author:Borg | Keyword: HVAC control assembly, power system control unit

The HVAC control assembly, power system control unit, air-conditioning compressor clutch coil, air-conditioning clutch relay and air-conditioning clutch diode (C60)circuit of Shanghai GM Buick-MPV(GL8)   (View)

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The air-conditioning system 2.0, G2.5 and GL2.5 circuit of Shanghai Buick-Regal car

Published:2011/7/18 20:25:00 Author:Borg | Keyword: air-conditioning system, Buick-Regal

Figure 1. The air-conditioning system 2.0, G2.5 and GL2.5 circuit of Shanghai Buick-Regal car   (View)

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The HVAC control assembly and air blower motor control unit circuit of Shanghai GM Buick-MPV(GL8)

Published:2011/7/18 20:06:00 Author:Borg

The HVAC control assembly, power control system unit,air blower motor control unit and air blower motorcircuit of Shanghai GM Buick-MPV(GL8)   (View)

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The air-conditioning system G3.0 and GS3.0 circuit of Shanghai Buick-Regal car

Published:2011/7/18 20:18:00 Author:Borg | Keyword: air-conditioning system, Buick-Regal

Figure 1. The air-conditioning system G3.0 and GS3.0 circuit of Shanghai Buick-Regal car   (View)

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The HVAC control assembly, air blower motor resistor and blower (060) circuit of Shanghai GM Buick-MPV(GL8)

Published:2011/7/18 20:03:00 Author:Borg | Keyword: HVAC control assembly, air blower, motor resistor

The HVAC control assembly, air blower motor resistor and blower (060) circuit of Shanghai GM Buick-MPV(GL8)   (View)

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The HVAC control assembly, rear mode exetutor and temperature executor circuit of Shanghai GM Buick-MPV(GL8)

Published:2011/7/18 20:00:00 Author:Borg | Keyword: HVAC control assembly, temperature executor, Buick-MPV

The HVAC control assembly, rear mode exetutor, 2-stage injector relay,rear-left temperature executor and electromagnet valve (CJ4) circuit of Shanghai GM Buick-MPV(GL8)   (View)

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Application Circuits of LT1725 and MAX699

Published:2011/7/17 5:30:00 Author:Michel | Keyword: Application Circuits

The picture a and b are application circuits of LT1725 and MAX699.The picture a is the regulated circuit of LT1725.Isolation power uses transformer and couplers etc.The isolation device adopts transformer and the controller uses LT1725.The guideline of the stable power is shown as follows.The input DC voltage is 100~300V,output voltage is 5V and output current is 1OOmA~1A.The conversion rate is 70%, regulated rate is ±3% and isolation degree is 500V (DC)when it is full load. The picture b is single end transformer of induction composed of MAX699 etc. The input voltage of this kind of transformer is 2.5~5.5V and the output current can reach 500mA.The dvice is chosen according to the voltage limit.   (View)

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The air-conditioning system GS3.0,GS+ circuit of Shanghai Buick-Regal car (4)

Published:2011/7/18 20:15:00 Author:Borg | Keyword: air-conditioning system, Buick-Regal

Figure 1. The air-conditioning system GS3.0,GS+ circuit of Shanghai Buick-Regal car (4)   (View)

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The air-conditioning system air flow of Buick-Regal

Published:2011/7/17 23:15:00 Author:Borg | Keyword: air-conditioning system, air flow

Figure 1:The air-conditioning system air flow of Shanghai GM Buick-Regal   (View)

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SN822lP FSK Call Screening Decoding Intergrated Circuit

Published:2011/7/15 2:55:00 Author:Michel | Keyword: FSK Call Screening, Decoding Intergrated Circuit

SN8221P is a call screening decoding integrated circuit that is widely used in all kinds of call screening communication devices. One Functions and FeaturesSN8221P integrated circuit contains frequency shift keying callscreening data signal processing circuit, clocking oscillation signal processing circuit, the power switch control circuit, piece choosing circuit, call screen pretreatment and identify circuit, the power supply circuit and some other auxiliary functions circuit. Two Pins Functions and DataSN8221P integrated circuit uses dual in-line package which is widely used in wireless telephones of TCL beauty the voice series and its pins functions and data are shown as table 1. Table 1:Pin Functions and Data   (View)

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NICAM Solution Decoding Intergrated Circuit

Published:2011/7/15 5:34:00 Author:Michel | Keyword: Decoding Intergrated Circuit

SAA7283ZP is nicam solution decoding intergrated circuit and it is used as nicam solution decoding in kinds of domestic and imported big screen color TVs. SAA7283ZP contains all functions that nicam solution decoder needs and it includes 8.192 MHz clock circuit, the I2C bus interface circuit, mute control circuit, carrier loop and some other auxiliary functions circuit. The IC uses 52 feet dual in-line package and its pins functions and the data measured from KONKA T3888N large screen color TV are shown as the table 1.The voltage of (49) and (50) feet change a little when they are measured. Table 1:Pins Functions of5M72832P and Measuring Data of KONKA T3888N Color TV   (View)

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Digital Comb Filter Intergrated Circuit

Published:2011/7/15 4:55:00 Author:Michel | Keyword: Filter Intergrated Circuit

SAA4961 is a PAL/NTSC comb filter (Y/C separation) integrated circuit which is widely used in big screen and various other screen color TVs. First,Functions and Features SAA4961 integrated circuit is a kind of adaptive,adjust-free, PAL/NTSC format compatible comb filter.It uses discrete time, amplitude and technology to process imitation interface signal.The inner circuit of SAA4961 integrated blocks consists of delay line, filter, clock processor and signal converters etc. Second,Pins Functions and DataSAA4961 integrated circuit uses 28 feet dual-in-line package and its pins functions and data are shown as table 1. Table 1:Pins Functions and Data of SAA4961   (View)

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Constant Voltage and Current Charging Circuit of NJM2340

Published:2011/7/16 7:26:00 Author:Michel | Keyword: Constant Voltage and Current, Charging Circuit

The above picture is constant voltage and current charging circuit.The input and output voltage of this circuit are 12V and 5.5V/680mA respectively and its conversion rate is 70%.NJM2340 is PWM control type constant voltage and current power supply integrated controller and there are high precision voltage and current control circuit.The dutyfactor of PWM circuit can be regulated to 100% and voltage difference between input and output voltage is very small and the conversion rate is very high.Thus,it can be used when it is low input voltage and the input voltage can be less than 6V.   (View)

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