Silicon Laboratories Si886xxISO-EVB Series User Manual Download Page 1 | Manualshive

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Rev. 0.1

Copyright © 2015 by Silicon Laboratories

Si886xxISO-EVB

Si886xxISO-EVB

Si886

X X

ISO-EVB U

S E R

’

S

G

U I D E

Description

This document describes the operation of the
Si886xxISO-EVB.

Kit Contents

The Si886xxISO Evaluation Kit contains the following
items:



Si886xxISO-EVB



Si88621ED-IS installed on the evaluation board.

Si886xxISO-EVB Overview

1
2
3
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Summary of Contents for Si886xxISO-EVB Series

Page 1: ...xxISO EVB Si886XXISO EVB USER S GUIDE Description This document describes the operation of the Si886xxISO EVB Kit Contents The Si886xxISO Evaluation Kit contains the following items Si886xxISO EVB Si8...

Page 2: ...VOUT capable of sourcing up to 5 W to an external load connected to terminal block J2 LED D22 above the terminal block J2 illuminates when the dc dc converter is operating VIN and VOUT test points are...

Page 3: ...c dc Note When the dc dc converter is disabled the B side can be powered by an active high digital input on the B side Ensure B2 input is tri state or driven low when VDDB is left floating or grounded...

Page 4: ...n JP1 GNDA through 499 A1 Not Installed Digital Isolator Connector JP2 GNDA through 499 A2 Not Installed Digital Isolator Connector JP5 B1 GNDB through 499 Not Installed Digital Isolator Connector JP6...

Page 5: ...9 Input Power Supply DO NOT connect an external power supply to J2 TP1 VIN TP3 VOUT TP5 SH JP1 JP2 JP5 JP6 1 2 J1 1 2 VIN J2 1 2 VOUT VOUT VIN This is an OUTPUT Valid range 24V 10 U1 Si88621 VIN GNDA...

Page 6: ...F R12 0 1 D6 NI R7 100K R14 19 6K VIN C2 10uF For VOUT of 3 3V change R5 to 43 2k and R6 to 20 0k Default EVB Converter Configuration VIN 24V 10 VOUT 5V GNDA R6 13 3K R5 49 9K C14 0 1uF Q1 FDT3612 ISO...

Page 7: ...Si886xxISO EVB Rev 0 1 7 5 Si886xxISO EVB Layout Figure 3 Si886xxISO EVB Layout Top Bottom...

Page 8: ...D20 DIO ZENER 28 V 500 mW SOD123 On Semi MMSZ5255BT1G D21 D22 LED RED 631 nM 20 mA 2 V 54mcd 0603 Lite On LTST C190KRKT J1 J2 CONN TERM BLOCK 2POS 5MM PCB Phoenix Contact 1729018 JP1 JP2 JP5 JP6 JP10...

Page 9: ...29 RES 499 1 10W 1 ThickFilm 0603 Venkel CR0603 10W 4990F SO1 SO2 SO3 SO4 HDW STANDOFF 1 4 HEX 4 40x3 4 NYLON Keystone 1902D T1 TRANSFORMER Flyback 25 H Primary 500 nH Leakage 3 1 SMT UMEC UTB02205s T...

Page 10: ...Si886xxISO EVB 10 Rev 0 1 7 Si886xxISO EVB Ordering Guide Table 4 Si886xxISO EVB Ordering Guide Ordering Part Number OPN Description Si886xxISO KIT Si886xx dc dc digital isolator evaluation board kit...

Page 11: ...s assumes no responsibility for errors and omissions and disclaims responsibility for any consequences resulting from the use of information included herein Additionally Silicon Laboratories assumes n...

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