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UG168: Si8284-EVB User's Guide

This document describes the operation of the Si8284-EVB.

The Si8284 Evaluation Kit contains the following items:

• Si8284-EVB
• Si8284CD-IS installed on the evaluation board.

KEY POINTS

• Discusses hardware overview and setup,

including:

• Si8284 low voltage side connections.
• DC-DC operation.
• Si8284 isolated gate drive connections.

• Offers alternative configurations.
• Demonstrates driver functionality.
• Shows Si8284-EVB schematics and

silkscreen/copper layout.

• Includes the bill of materials and ordering

guide.

silabs.com

| Smart. Connected. Energy-friendly.

Rev. 0.1

Содержание Si8284-EVB

Страница 1: ...tion board KEY POINTS Discusses hardware overview and setup including Si8284 low voltage side connections DC DC operation Si8284 isolated gate drive connections Offers alternative configurations Demon...

Страница 2: ...ontroller by applying a GNDA referenced PWM signal from a function generator to the IN and IN inputs Maximum input voltage is VDDA DC DC Operation The isolated DC DC converter is set to generate with...

Страница 3: ...allows for normal operation of the Si8284 Since both sides of the Si8284 have been powered on RDY will output 5 V which can be observed at J8 3 Apply 5 V to both J9 IN and J10 IN VL will turn on and...

Страница 4: ...VDDB TP5 VMID SF1 BUMPER SF2 BUMPER GNDA VDDB VDDA VMID VSSB VDDB VMID VPWR VMID VPWR VDDA VSSB GNDA VDDP VDDP TP7 VDDP OUTPUT INPUT INPUT J3 1 2 3 J1 1 2 3 TP8 VMID TP9 GNDA J2 1 2 Figure 2 1 Si8284...

Страница 5: ...MID VSSB VSSB VPWR D7 RED VSSB VPWR R25 10K C24 0 01uF D8 RED VDDB R26 10K 1 DC DC is built to drive gate to 15 9V 2 To operate with positive gate drive only a Remove R13 b Install R19 0 Ohm c Change...

Страница 6: ...3 Layout Figure 3 1 Si8284 EVB Top Silkscreen Figure 3 2 Si8284 EVB Top Copper UG168 Si8284 EVB User s Guide Layout silabs com Smart Connected Energy friendly Rev 0 1 5...

Страница 7: ...Figure 3 3 Si8284 EVB Bottom Silkscreen Figure 3 4 Si8284 EVB Bottom Copper UG168 Si8284 EVB User s Guide Layout silabs com Smart Connected Energy friendly Rev 0 1 6...

Страница 8: ...ONN TERM BLOCK 2POS 2 54MM RT PCB PHOENIX CONTACT 1725656 J4 J5 Header 8x2 0 1in pitch Tin Plated Samtec TSW 108 07 T D J6 J7 J8 J9 J10 J11 Header Single Pin Tin Plated Samtec TSW 101 07 T S JP4 JP5 J...

Страница 9: ...F SF1 SF2 SF3 SF4 HDW BUMPON CYLINDRICAL 0 312 x 0 215 BLK 3M SJ61A6 T2 TRANSFORMER POWER FLYBACK 5 kV ISOLATED 25 H PRIMARY 2 windings N 1 25 N 0 75 SMT Coilcraft TA7618 AL TP1 TP2 TP3 TP4 TP5 TP6 TP...

Страница 10: ...1 Si8284 EVB Ordering Guide Ordering Part Number OPN Description Si8284 KIT Si8284 Isolated gate driver evaluation board kit UG168 Si8284 EVB User s Guide Ordering Guide silabs com Smart Connected En...

Страница 11: ...abricate 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 Labs A Life Support System is any...

Страница 12: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Silicon Laboratories Si8284 KIT SI8284 KIT...