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4. Si827x Evaluation Board Schematics

Figure 4.1. Si827x Evaluation Board Schematic (1 of 2)

Figure 4.2. Si827x Evaluation Board Schematic (2 of 2)

UG186: Si827x-EVB User's Guide

Si827x Evaluation Board Schematics

silabs.com

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Summary of Contents for Si827 Series

Page 1: ...trol input Si8271 2 3 5 or PWM input Si8274 configurations High in tegration low propagation delay small installed size flexibility and cost effectiveness make the family ideal for a wide range of isolated MOSFET IGBT SiC GaN gate drive applications The Si827x evaluation board allows designers to evaluate Silicon Lab s Si827x family of high CMTI performance ISOdrivers The boards come populated wit...

Page 2: ...valuation Board User s Guide this document Note Please note the voltage rating for the prepopulated components in the Si827x BOM section of this document before applying power to the ISOdriver and customer specific output power stage Applying a voltage to a component that is higher than its rating can cause permanent device damage If the installed components do not meet the user s requirements the...

Page 3: ...pply and connect the positive lead to VDDA J2 pin 3 or TP3 8 Connect the negative lead to VSSA J2 pin 1 or TP15 9 Turn ON the supply 10 Ensure that the current draw is less than 100 mA If it is larger this indicates that either the board or Si827x has been damaged or the supply is connected backwards 2 3 Function Generator 1 Turn ON the function generator with the output disabled 2 Adjust its outp...

Page 4: ...probe to VIA PWM Ground the probe to GNDI 6 Connect Channel 2 probe to VOA J2 pin2 or TP15 Ground the probe to VSSA 7 Adjust the vertical position of each channel to properly view each channel as shown in the figure below A 500 kHz square wave should display on Channel 1 of the scope for the input and a 15 V version should display on Channel 2 as shown in the following figure Figure 2 1 500 kHz Sq...

Page 5: ...he function generator output 2 Turn OFF the 15 V supply 3 Turn OFF the 5 V supply 4 Disconnect 15 V supply from VDDA VSSA 5 Connect the 15 V supply to VDD and VSS J5 pins 2 and 1 or TP22 and TP28 6 Connect the 5 V supply to VDDI2 and GNDI2 J4 pins 1 and 2 or TP20 and TP21 7 Short the VOUTPUT and VOUTPUT pins together J6 pins 1 and 2 and connect them to the channel 2 scope probe 8 Ground the probe ...

Page 6: ...lock used to connect external power supply for output side of Si8271 J6 Screw terminal block used to bring out V and V outputs of Si8271 JP1 Header to facilitate connection of external signal for VIA PWM of Si827x JP2 Header to facilitate connection of external signal for VIB of Si827x not populated for Si8274 version of EVB JP3 Header to facilitate connection of external signal for ENABLE of Si82...

Page 7: ...he Si827x integrated cir cuits as well as other useful inspection points See the figure below for a silkscreen overview See the schematic drawings for more details Figure 3 1 Si827x Evaluation Board Primary Silkscreen UG186 Si827x EVB User s Guide Si827x EVB Power and Jumper Connection Descriptions silabs com Smart Connected Energy friendly Rev 0 1 6 ...

Page 8: ...Figure 3 2 Si827x Evaluation Board Secondary Silkscreen UG186 Si827x EVB User s Guide Si827x EVB Power and Jumper Connection Descriptions silabs com Smart Connected Energy friendly Rev 0 1 7 ...

Page 9: ...hematics Figure 4 1 Si827x Evaluation Board Schematic 1 of 2 Figure 4 2 Si827x Evaluation Board Schematic 2 of 2 UG186 Si827x EVB User s Guide Si827x Evaluation Board Schematics silabs com Smart Connected Energy friendly Rev 0 1 8 ...

Page 10: ...5 Si827x Evaluation Board Layout Figure 5 1 Si827x Layer 1 Primary Side UG186 Si827x EVB User s Guide Si827x Evaluation Board Layout silabs com Smart Connected Energy friendly Rev 0 1 9 ...

Page 11: ...Figure 5 2 Si827x Layer 2 Ground Plane UG186 Si827x EVB User s Guide Si827x Evaluation Board Layout silabs com Smart Connected Energy friendly Rev 0 1 10 ...

Page 12: ...Figure 5 3 Si827x Layer 3 Power Plane UG186 Si827x EVB User s Guide Si827x Evaluation Board Layout silabs com Smart Connected Energy friendly Rev 0 1 11 ...

Page 13: ...Figure 5 4 Si827x Layer 4 Secondary Side UG186 Si827x EVB User s Guide Si827x Evaluation Board Layout silabs com Smart Connected Energy friendly Rev 0 1 12 ...

Page 14: ...JP4 JP5 Header 1 x 3 Header CONN1X3 TSW 103 07 T S Samtec 1 JP6 Jumper Header CONN1X2 TSW 102 07 T S Samtec 5 JS1 JS2 JS3 JS4 JS5 Jumper Shunt Shunt N A SNT 100 BK T Samtec 1 LB1 OPN Si8273ISO EVB Poly mide White PTL 14 477 LABEL Si8273ISO EVB Silicon Labs 4 MH1 MH2 MH3 MH4 Screw Standoff HDW NSS 4 4 01 2397 Various 1 PCB1 Si827x_EVB REV 2 0 Bare PCB N A Si827x_EVB REV 2 0 Silicon Labs 4 R1 R2 R5 ...

Page 15: ...B IS1 Silicon Labs 1 U2 Si8271AB IS SO8N6 0P1 27 Si8271AB IS Silicon Labs Not Installed Components 4 C5 C6 C13 C14 200 pF 50 V 10 C0G C0805 C0805C0G500 201K Venkel 1 TP10 White Loop Testpoint 151 201 RC Kobiconn UG186 Si827x EVB User s Guide Bill of Materials silabs com Smart Connected Energy friendly Rev 0 1 14 ...

Page 16: ... Number OPN Description Si8273ISO KIT Si8273 ISOdriver evaluation board kit Si8274ISO KIT Si8274 ISOdriver evaluation board kit Si8275ISO KIT Si8275 ISOdriver evaluation board kit UG186 Si827x EVB User s Guide Ordering Guide silabs com Smart Connected Energy friendly Rev 0 1 15 ...

Page 17: ...ricate any integrated circuits The products are not designed or authorized to be used within any Life Support System without the specific written consent of Silicon Laboratories A Life Support System is any product or system intended to support or sustain life and or health which if it fails can be reasonably expected to result in significant personal injury or death Silicon Laboratories products ...

Page 18: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Silicon Laboratories SI8275ISO KIT Si8273ISO KIT SI8274ISO KIT SI8273ISO KIT ...

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