SHENZHEN SUNYUAN TECHNOLOGY CO., LTD. ISO-1001 Signal Isolated Amplifier IC ISO-1001 Signal Isolated Amplifier IC Characteristics: Typical Application: ●Power supply Signal: input/output 3000VDC isolation ●Wide signal bandwidth:100KHz ●Power:5VDC,12VDC,15VDC or 24VDC ●:0~±10VDC or 0~ 5VAC Signal isolate amplifier (nonlinearity<0.2%) ●Two groups of basic voltage power supply (isolate 5VDC) ●Ceramic base, SMD ●Super small footprint, standard DIP24 ●Weldable to PCB directly and DIN Rail-mounted ●Analog signal data acquisition ●Industrial signal switch ●Ground interference control ●Equipment and sensor signal acquisition ●Signal long routed transmit ●Isolated safe bar Description:: ISO 1001 isolation amplifier IC integrates a high isolated DC/DC power supply and a high-powered isolated amplifier. It also provides a group of isolated dc power supply and two 5V base voltage supply for use of exterior circuit extending, like electric bridge circuit and other circuits. Input and output isolated voltage is 3000VAC.ISO-1001 Isolation Amplifier IC is very easy to use; just a few external components are required. Figure1Theory Maximum Input Characteristic: If input value is over above range, it may cause permanent Continuous isolated voltage: 3000VDC Power supply voltage input range: 25%Vin Soldering temperature (10 seconds): +300℃ Output minimum load: 2KΩ www.szsunyuan.com MSN:[email protected] Skype:candyatsunyuan SHENZHEN SUNYUAN TECHNOLOGY CO., LTD. ISO-1001 Signal Isolated Amplifier IC Electric performance index 1: Parameter Terms Min 10s 3000 Isolated enduring voltage Gain Typ Max Unit VDC Pin1 and Pin2, Pin13 and Pin 14 short circuit 10 V/V Gain vs Temperature ±50 ppm/℃ Nonlinearity ±0.1 ±0.3 %FSR ±1 ±5 mV 0.5 1000 V Input maladjust voltage Signal input 0.01 Signal output 5 V Electric performance index 2: Parameter Frequency response Terms Min Max Unit | Vin <500mV 200 VOUT=5V 2 No ripple 5 mV 2.5 mV/℃ 5 V Load capability Signal input ripple Signal Voltage vs Temperature Refer voltage supply Output current<0.5mA VD1,2 and VS1,2 power supply output Output current<20mA Power output ripple Operation current Typ ±6.5 ±8 Hz ±9 V No ripple 10 mV Operation current 15 mA Assistance Power Supply ±10 ±12 ±14 VDC Application Note: Figure 2 is the typical connection figure for ISO-1001 isolated amplifier. Input and output amplifier are following mode. Isolated amplifier is magnified 10 times. R1, R2 & W1 is zero circuit Figure 2 Typical R1=2K, R2=5.1K, W1=2K Connection Figure Assistant power supply is +12VDC Input amplifier design: Input amplifier circuit is as Figure 3, when input(Pin1 COM)is 0.5V, output is 5V( pin13 and 14 short ) Input Reverse Amplifier Circuit: The design of input Reverse amplifier is as Figure 4, Kin = - R11/R12, R3 = R11//R12 For example: when Vin is 0~-100mV,output is 0~5V: R11=50K R12=10K R13=8.3K Kin=-50/10=-5 Input In-phase Amplifier Design: The design of input in-phase amplifier is as Figure 5 Kin=1+R2/R1 For example: when Vin is 0~+100Mv, output is 0~5V: R11=51K R12=10K R13=10K Kin=1+39.9/10=4.99 In Figure 4 and Figure 5, R11 can be replaced by a potentiometer series connecting with a resistance to getwww.szsunyuan.com a better amplifying adjustment. MSN:[email protected] Skype:candyatsunyuan SHENZHEN SUNYUAN TECHNOLOGY CO., LTD. ISO-1001 Signal Isolated Amplifier IC Figure 3 Input amplifier Figure 4 reverse amplifier Figure 5 In-phase Amplifier Input Amplifier Design: SY-FG01 is the design of an output amplifier for the users (see Figure 6), FB is the reversing input end of the amplifier. When Pin 13 connected to Pin 14, the output amplifying multiples Kout=1+33/10=4.3. Due to some parts of Isolation Amplifier have already had an amplifying multiple of 2.35, the total amplifying multiple shall be K=4.3*2.35=10.1. When the voltage in the COM end of input amplifier is lower than 0.5v, the amplifying multiple can be adjusted by output amplifier (see Figure 7), W2 is within the range of 1~100K. Figure 6 Output Amplifier Figure 7 Output Amplifier Adjusting Circuit Example 1:Measure high voltage signal Input:0~±100VDC dc voltage signal Output: 0~5V DC isolated signal RI1=RI2=100K RI3=910 V in=0.453V W2=5K Input the amplifying multiple of Kin=1 Data Amplifier: Isolated the amplifying multiple of Amplifier:K=2.35 Output the amplifying multiple of Amplifier:K out=1+ (33+5)/10=4.8 K out=4.3 (W2=Min) K=Kin*K*K out: 10.1~11.28 (W2=Max) Figure 8 Example 1 When input signal is not enough, the user can use In-phase amplifying circuit as stated in Figure5, so that www.szsunyuan.com MSN:[email protected] Skype:candyatsunyuan SHENZHEN SUNYUAN TECHNOLOGY CO., LTD. ISO-1001 Signal Isolated Amplifier IC Example 1: Small output bridge differential signal Input:0~±25mV bridge differential signal Output: 0~±10V DC isolated signal A1, A2 and the input amplifier forms a Data Amplifier When R= 100K, RG=5K, the amplifying multiple of Data Amplifier is Kin=100/5=20; W2=5K Input the amplifying multiple of Kin=20 Data Amplifier: Isolated the amplifying multiple of Amplifier: K=2.35 Figure 9 Example 2 ISO 1001 choose type: ISO- 1001 Input□-Power□-Output□ Input rated voltage(or current) 0~+/-0.5V Accessorial power supply P Output P1: DC24V O1:0~+/- 5V P2: DC12V O2:0~+/- 10V P3: DC5V P4: DC15V P5:Customer choose Pin Definition : www.szsunyuan.com MSN:[email protected] Skype:candyatsunyuan SHENZHEN SUNYUAN TECHNOLOGY CO., LTD. ISO-1001 Signal Isolated Amplifier IC Pin Connection 1 Output VS1 Input may use Negative power 2 Output Output GND1 VS1& VD1 power ground Input may use positive power 3 VD1 6 Input VD Omitted Input Assistant Power 7 Input GND Input Assistant Power ground NC Omitted 4~5 NC 8~9 10 Output VS2 Output may use Negative power 11 Output Output GND2 VS2&VD2 power ground output may use Negative power Vout 15 Output Input Input 16 Output VREF2 Output may use +5V benchmark power 17 NC 18 NC 19 NC Omitted Omitted Omitted Omitted 12 13 14 20 21 22 23 24 VD2 FB ADJ NC Output Input Input Output Feedback Port COM IN+ INVREF1 +5V benchmark power Suggest PCB Dimension (Standard DIP24 Pin) PCB mounted: DIN Rail-mounted : Unit:mm www.szsunyuan.com MSN:[email protected] Skype:candyatsunyuan