TechShanghai2016 - Reliable automotive-grade Isolators for new energy vehicles

  • Published on
    21-Apr-2017

  • View
    448

  • Download
    3

Embed Size (px)

Transcript

<ul><li><p>1 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. </p><p>Broadcom Optocouplers </p><p>Reliable automotive-grade Isolators for new energy vehicles </p><p>March 16, 2016 Tech Shanghai </p><p>Hong Lei Chen </p></li><li><p>2 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p> Broadcom Isolation Products Overview </p><p> Optocoupler Introduction </p><p> Automotive-grade Optocouplers for Automotive Applications </p><p> Optocouplers for EV Charging Station Designs </p><p> Design Tools and Technical Support </p><p> Summary </p><p>Agenda </p></li><li><p>3 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Heritage of Technology </p><p>1961 1981 1996 1999 2002 2005 2007 2009 2014 2016 1991 </p><p>IPO </p></li><li><p>4 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Avago acquires </p><p>Broadcom </p><p>2016 </p><p>Trademark: R2Coupler Reinforced Reliability </p><p>2014 </p><p>Automotive R2Coupler </p><p>Digital Opto </p><p>AEC Q100 Grade 1 </p><p>(-40C to +125C) Smart gate drive opto-</p><p>coupler with integrated </p><p>dc-dc flyback controller </p><p>(ACPL-32JT) </p><p>Industry-first SiC </p><p>MOSFET Gate </p><p>Drive Optocoupler R2Coupler Design </p><p>in HEV </p><p>TS16949 Certification </p><p> (Assembly &amp; Test) </p><p>2.5V low supply </p><p>voltage </p><p>optocoupler </p><p>High precision </p><p>optically isolated </p><p>amp (0.5%) </p><p>Optically isolated </p><p>voltage sensor </p><p>2009 2010 2007 2011 2013 2005 2012 </p><p>PhotoIC with highest </p><p>insulation voltage </p><p>7500Vrms </p><p>14.2mm C/C gate drive, digital and </p><p>current sense </p><p>TS16949 </p><p>Certification </p><p> (Epi/LED </p><p>Wafer Fab) </p><p>Avago spun off </p><p>from Agilent </p><p>2008 </p><p>R2Coupler </p><p>in PHEV &amp; </p><p>EV </p><p>2015 </p><p>SSO12 </p><p>Fine Pitch </p><p>Package </p><p>&gt;40M </p><p>R2Couplers </p><p>Shipped </p><p>R2Coupler </p><p>Gate Drive &amp; </p><p>IsoAmp AEC Q100 </p><p>Grade 1 </p><p>(-40C to +125C) </p><p>Broadcom Optocouplers Market and Product Leadership HP Labs </p><p>developed </p><p>breakthrough </p><p>GaAsP LEDs </p><p>Commercially </p><p>available </p><p>Optocouplers </p><p>(JEDEC) offered by </p><p>HP </p><p>HP introduced High </p><p>Speed CMOS and </p><p>Wide-body (CNW) </p><p>Optocouplers </p><p>HP introduced IGBT </p><p>Gate Drive </p><p>Optocoupler </p><p>HP introduced Isolation </p><p>Amplifier utilizing Sigma-</p><p>Delta ADC technology </p><p>(HCPL-7800) </p><p>HP introduced 1st Gen </p><p>Smart Gate Drive </p><p>Optocoupler </p><p>(HCPL-316J) </p><p>1966 1993 1995 1992 1996 1970 1989 1997 </p><p>Portfolio of multi-</p><p>channel / </p><p>bidirectional </p><p>optocoupler </p><p>3.3V/5V dual supply </p><p>voltage optocoupler </p><p>Fastest Digital </p><p>Optocoupler </p><p> (50MBd, PWD </p></li><li><p>5 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Broadcom Optocouplers Overview </p><p>Automotive-grade </p><p> Optocouplers </p><p>AEC-Q100 certification </p><p>Digital Optocouplers </p><p>Signal Isolation Digital Optocouplers </p><p> (up to 50MBd) </p><p> Digital Isolators (up to 100MBd) </p><p> Analog Optocouplers &amp; </p><p> Special Functions </p><p>Isolation Amplifiers </p><p>Current / Voltage Sensing </p><p> Isolated ADC </p><p> Analog Output Iso-Amp </p><p>Gate Drivers </p><p>Power Device Gate Driving IPM Interface </p><p>IGBT/MOSFET Gate drivers Smart gate drivers </p><p> Basic gate drivers </p><p>Hermetic Optocouplers </p><p>MIL-PRF-38534 Industrial </p><p>Product Family </p><p>Market Segment </p></li><li><p>6 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Optocoupler Product Market Segments </p><p>Motor Control </p><p>http://209.237.52.105/largeview.php?setup=1_1_4_1&amp;i=6763http://209.237.52.105/largeview.php?setup=1_1_4_1&amp;i=6763</p></li><li><p>7 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>What is Optocoupler? (also known as: Photocoupler, Opto-isolator, Optical isolator) </p><p>Light Blocking </p><p>Epoxy Outer Mold </p><p>Input </p><p>Leadframe </p><p>Output Leadframe </p><p>Insulation Tape </p><p>Other Parameters: </p><p> Package: SO, SSO, DIP, ACNV, ACNW, ACNT </p><p> Reliability / Operating Lifetime </p><p>Basic Safety Parameters: </p><p> Viso : dielectric withstand voltage (UL1577) </p><p> Viorm : max. working insulation voltage (IEC 60747-5-5) </p><p> Clearance, creepage, DTI : insulation coordinates </p><p> Functional, Basic, Reinforced Insulation </p><p> Safety certificates (component level standards): </p><p> UL1577, IEC 60747-5-5, CSA #5 </p><p> ESD: HBM, MM, CDM </p><p> MSL=1 (most optocouplers) </p><p>Optocoupler Selection Criteria </p><p>Basic Electrical Parameters: </p><p> CTR (= Io/If) range </p><p> LED Vf, If </p><p> Vcc power supply range </p><p> Data rate (MBd) / tprop delay </p><p> Operating temp. range </p><p> CMRR kV/s (noise immunity) </p></li><li><p>8 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Broadcom Optocoupler Package Types </p><p>SO-5 </p><p>Stretched </p><p>SO-6 (SSO-6) </p><p>Stretched </p><p>SO-8 (SSO-</p><p>8) </p><p>Standard </p><p>300mil </p><p>DIP8 </p><p>Stretched SO-12 </p><p>(SSO-12) </p><p>SO-16 </p><p>SO-8 </p><p>SO-8 </p><p>400mil </p><p>DIP8 </p><p>Widebody </p><p>500mil </p><p>DIP10 </p><p>Widebody </p><p>14.2mm </p><p>SSO-8 </p><p>SO-16 </p><p>Narrow </p><p>body </p><p>SO-16 </p><p>SO-8 </p><p>SO-16 </p><p>Narrow </p><p>body </p><p>DIP-4, DIP-6, DIP-8 </p><p>DIP-16 White Housing </p><p>Jade DIP-8 </p><p>Transparent Silicon </p><p>WIDEBODY </p><p>Reflective Silicon </p><p>LED Photo </p><p>Detector </p><p>Jade S0-16 </p><p>White Housing </p><p>SO-4, SO-5, SO-8 </p><p>SSO-6 SSO-8 Stag SO-8, SO-16 </p></li><li><p>9 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. </p><p>Introduce R2Couplers Broadcom Automotive-grade Optocouplers Broadcom offers reliable isolation technology with a wide selection of products </p></li><li><p>10 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Applications in xEV Systems Different packages to meet different high voltage requirement </p><p> MOSFET </p><p>Driver </p><p>IGBT </p><p>Driver </p><p>IsoAmp IPM </p><p>Driver </p><p>10BMd </p><p>Digital </p><p>1MBd </p><p>Digital </p><p>Analog </p><p>Part No. </p><p>ACPL-</p><p>K30T </p><p>ACPL-</p><p>K33T </p><p>ACPL-</p><p>782T </p><p>ACPL-</p><p>M46T </p><p>ACPL-</p><p>M71T/ </p><p>K71T/ </p><p>K74T </p><p>ACPL-</p><p>M43T </p><p>ACPL-</p><p>M43T/ </p><p>K43T </p><p>ACPL-</p><p>K34T </p><p>ACPL-</p><p>38JT </p><p>ACPL-</p><p>C87AT/ </p><p>C87BT </p><p>ACPL-</p><p>M43T </p><p>ACPL-</p><p>M72T/ </p><p>K72T/ </p><p>K75T </p><p>ACPL-</p><p>M46T </p><p>ACPL-</p><p>M49T/ </p><p>K49T </p><p>ACPL-</p><p>31JT </p><p>ACPL-</p><p>34JT/ </p><p>344JT </p><p>ACPL-</p><p>C797T </p><p>ACPL-</p><p>K43T/ </p><p>K44T </p><p>ACPL-</p><p>M61T </p><p>ACPL-</p><p>K43T/ </p><p>K44T </p><p> ACPL-</p><p>32JT/ </p><p>33JT </p><p>ACPL-</p><p>C799T* </p><p> ACFL-</p><p>6211T/ </p><p>6212T </p><p>ACFL-</p><p>5211T/ </p><p>5212T </p><p>Charger </p><p>Inverter </p><p>HVAC </p><p>DC/DC </p><p>Oil Pump </p><p>BMS </p><p>* Advance information </p><p>Oil Pump </p><p>Inverter </p><p> IPM Drive Interface </p><p> Integrated IGBT Gate </p><p>Drive </p><p>CANBus Interface </p><p> Digital Communications </p><p> Status Control </p><p>Charger &amp; Converters </p><p>IGBT Gate Driver </p><p>MOSFET Driver </p><p>Current/Voltage Sensing </p><p>Digital Interface </p><p> Communications </p><p> Wake-Up/Status Control </p><p> Fault Feedback </p><p>CANBUS Interface </p><p> Digital </p><p>Communications </p><p> Status Control </p><p>Battery Management System </p><p>Battery Pack Monitoring </p><p> Voltage/Temperature Sensing </p><p> CANBus Communications </p><p> Status Control </p><p>Battery Cell Management </p><p> Cell Balancing </p><p> Digital Communications </p><p> Wake-Up/Status Control </p><p> Fault Status Feedback </p><p>Analog Sensing </p><p> Temperature/ </p><p>Voltage Sensing </p><p> Current sensing </p><p>Drive System </p><p> IPM Drive Interface </p><p> Integrated IGBT Gate </p><p>Drive </p><p> Voltage/Current Sensing </p><p> Digital Interface </p><p> Communications </p><p> Wake-Up </p><p> Fault Feedback </p><p>Aircon Compressor / Heater </p><p>Inverter/Heater </p><p> IPM Drive Interface </p><p> Integrated IGBT Gate Drive </p><p> Voltage Sensing </p><p> IGBT Gate Drive </p><p>CANBus Interface </p><p> Digital Communications </p><p> Status Control </p></li><li><p>12 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Gate Driver Selection for Inverter, DC/DC and Charger </p><p>Isolation </p><p>/ Power </p><p>Benefits &lt; 10kW 10kW 100kW - 250kW </p><p> Flyback Converter </p><p> Isolation </p><p> Driver </p><p>Distributed </p><p>power </p><p>architecture </p><p>Better </p><p>performance </p><p>and lower </p><p>cost </p><p> Isolation </p><p> Driver </p><p>Fully </p><p>compatible to </p><p>existing power </p><p>architecture </p><p>Application DC/DC, Charger Drive Systems </p><p>ACPL-38JT 2A Gate Drive, Desat Sensing, Fault Feedback </p><p>ACPL-34JT/344JT 2A Gate Drive, Desat Sensing Miller Clamp, UVLO Feedback </p><p>ACPL-32JT 2A Gate Drive Desat Sensing Miller Clamp </p><p> 2W Flyback Controller </p><p>ACPL-K34T 200kHz MOSFET Driver </p><p>ACPL-31JT Smart MOSFET Driver </p><p>ACPL-33JT 2A Gate Drive Desat Sensing Miller Clamp </p><p>&gt; 4W Flyback Controller </p><p>ACPL-K33T SiC MOSFET Driver </p><p>ACPL-312T 2A IGBT Gate Drive </p></li><li><p>13 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Gate Driver Portfolio </p><p>Part Number </p><p>Features </p><p>Integration </p><p>Power Switching Device </p><p>IGBT </p><p>Basic </p><p>General Purpose </p><p>ACPL-312T </p><p>Tight Delay Control </p><p>ACPL-K33T </p><p>Smart </p><p>Protection + Power </p><p>ACPL-32JT ACPL-33JT </p><p>Protection Features </p><p>ACPL-34JT ACPL-38JT </p><p>MOSFET </p><p>Basic </p><p>Tight Delay Control </p><p>ACPL-K34T </p><p>Smart </p><p>Protection Features </p><p>ACPL-31JT </p><p>Part Number Working </p><p>Voltage </p><p>IO- / IO+ TPLH / TPHL TPLH - TPHL VCC2 Supply Miller </p><p>Clamp </p><p>UVLO / </p><p>Feedback </p><p>Desat / </p><p>Feedback </p><p>DC-DC Flyback </p><p>Controller </p><p>ACPL-312T 630V -2.5A / 2.5A 500ns / 500ns -350ns / 350ns 30V NA 12V / No NA NA </p><p>ACPL-K33T 1140V -2.5A / 2.5A 120ns / 120ns -40ns / 50ns 30V NA 12V / No NA NA </p><p>ACPL-K34T 1140V -2.5A / 2.5A 120ns / 120ns -40ns / 50ns 20V NA 8V / No NA NA </p><p>ACPL-31JT* 1230V -2.5A / 2.5A 250ns / 250ns -100ns / 15ns 20V 2A 10V / No 4V / Yes NA </p><p>ACPL-32JT 1230V -2.5A / 2.5A 250ns / 250ns -160ns / 60ns 20V 2A 12V / No 7V / Yes 20V </p><p>ACPL-33JT* 1230V -2.5A / 2.5A 250ns / 250ns -150ns / 150ns 16V 2.5A 12V / No 7V / Yes 16V </p><p>ACPL-34JT 1230V -2.5A / 2.5A 250ns / 250ns -150ns / 150ns 25V 2A 12V / No 7V / Yes NA </p><p>ACPL-344JT 1230V -2.5A / 2.5A 250ns / 250ns -150ns / 105ns 25V 2A 12V / No 7V / Yes NA </p><p>ACPL-38JT 1230V -2.5A / 2.5A 500ns / 500ns -350ns / 350ns 30V NA 12V / No 7V / No NA </p></li><li><p>14 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Isolation Amplifier Selection </p><p>Digital Outputs </p><p>Differential </p><p>Analog Outputs </p><p>Interface 50A 500A &lt; 50A AC Voltage DC Voltage Temperature </p><p>Sensing Current sensing Voltage Sensing </p><p>ACPL-782T +/-200mV Input Range </p><p>2% </p><p>ACPL-C799T Sigma Delta Output </p><p>+/-50mV Current Sensor </p><p> 1% </p><p>ACPL-C87BT / C87AT 2V Input Range </p><p>0.5% / 1% </p><p>ACPL-C797T Sigma Delta Output </p><p>+/-200mV Voltage Sensor 1% </p><p>Sample </p><p>MCLK</p><p>MDAT</p><p>SIGMA-DELTA MOD. / </p><p>ENCODEDECODE</p><p>VIN+</p><p>VIN-</p><p>+ -</p><p>+ -</p><p>VIN+</p><p>VIN-</p><p>VO+</p><p>VO-</p></li><li><p>15 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Digital Optocoupler Selection </p><p>Up to 1414Vdc </p><p>(BUS/Truck) </p><p>Up to 560Vdc </p><p>(Passenger </p><p>Cars) </p><p>Isolation </p><p>Voltages </p><p>Up to 100kBd 100kBd 1MBd 1MB 15MBd </p><p>ACPL-M61T 10MBd </p><p>Open Collector Output SO5 Single </p><p>ACPL-M43T Wide Supply Range </p><p>1MBd Prop Delay &lt; 1us Linear Response </p><p>Zero Off state power SO5 Single </p><p>ACPL-M72T 10MBd CMOS Output </p><p>Supply Current &lt; 1.5mA SO5 Single </p><p>ACPL-M46T Wide Supply Range </p><p>1MBd Prop Delay &lt; 0.5us </p><p>SO5 Single </p><p>ACPL-M49T Wide Supply Range </p><p>20kBd 4 pin configuration Linear Response </p><p>Zero off state power SO5 Single </p><p>ACPL-K43T Wide Supply Range </p><p>1MBd Prop Delay &lt; 1us Linear Response </p><p>Zero Off state power SSO8 Single </p><p>ACPL-K71T 15MBd CMOS Output </p><p>Prop Delay &lt; 32ns SSO8 Single </p><p>ACPL-K44T Wide Supply Range </p><p>Linear Response Zero Off state power </p><p>SSO8 Dual </p><p>ACPL-K49T Wide Supply Range </p><p>20kBd 4 pin configuration Linear Response </p><p>Zero off state power SSO8 Single </p><p>ACPL-K75T Supply Current &lt; 1.5mA </p><p>SSO8 Dual </p><p>ACPL-K74T Supply Current &lt; 1.5mA </p><p>SSO8 Dual </p><p>ACPL-K72T 10MBd CMOS Output </p><p>SSO8 Single </p><p>ACPL-M71T 15MBd CMOS Output </p><p>Supply Current &lt; 1.5mA Prop Delay &lt; 32ns </p><p>SO5 Single </p><p>Dual Channel </p><p>Uni / Bi-Directional </p><p>ACFL-5211T Wide Supply Range </p><p>Linear Response Zero Off state power SSO12 Bi-direction </p><p>ACFL-6212T Supply Current &lt; 1.5mA </p><p> SSO12 Bi-direction </p><p>ACFL-6211T Supply Current &lt; 1.5mA </p><p> SSO12 Bi-direction </p><p>ACFL-5212T Wide Supply Range </p><p>4 pin, Linear Response SSO12 Bi-direction </p></li><li><p>16 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Schematic Block Diagram </p><p> Features </p><p> Qualified to AEC-Q100 Grade 1 Test Guidelines </p><p> -40OC to +125OC operating temperature range </p><p> 2.5 A maximum peak output current </p><p> 1.9 A Miller Clamp Sinking Current </p><p> Wide Operating Voltage: 12V to 25V </p><p> Propagation delay: 250ns (max.) </p><p> 4V Desat sensing, hard turn-off for fast protection and Fault Feedback </p><p> Under Voltage Lock-Out protection (UVLO) with Feedback </p><p> &gt;50kV/s Common Mode Rejection (CMR) at VCM = 1500 V </p><p> High Noise Immunity </p><p>- Miller Current Clamping </p><p>- Direct LED input with low input impedance and low noise sensitivity </p><p>- Negative Gate Bias </p><p> Regulatory approvals: </p><p>- UL1577, CSA </p><p>- IEC/EN/DIN EN 60747-5-5 </p><p>Half Bridge Evaluation Board Available </p><p>ACPL-31JT - Automotive 2.5 Amp MOSFET Gate Drive Optocoupler with Integrated Desat Sensing, Miller Current Clamping and Under Voltage Lock Out Feedback </p><p>Status In Production </p></li><li><p>17 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Channel 1: VGS (10V/div) </p><p>Channel 2: VDS (50V/div) </p><p>Channel 3: VDESAT (5V/div) </p><p>Channel 4: ID (100A/div) </p><p>Channel 1: VGS (10V/div) </p><p>Channel 2: VDS (50V/div) </p><p>Channel 3: VDESAT (5V/div) </p><p>Channel 4: Fault (5V/div) </p><p>VBUS = 100V </p><p>IDrain(peak)~120A </p><p>Hard shutdown </p><p>Overvoltage ~ 80V </p><p>Fault Feedback </p><p>Note: </p><p> The short circuit test is conducted with MOSFET IPW65R110CFD (VDS rating=650V). </p><p> There is no soft shutdown for ACPL-31JT, therefore it is recommended to add a TVS diode (D3T, D3B) between Drain and Gate for voltage clamping </p><p>protection if the MOSFET VDS rating is lower than the overvoltage observed. </p><p>ACPL-31JT Short Circuit Test Waveforms </p></li><li><p>18 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>ACPL-344JT IGBT Gate Driver with UVLO Feedback </p><p>- UVLO Feedback - Active Miller Clamping - Soft shutdown for short circuit protection. </p><p>- Half bridge evaluation board available with short circuit and 2 pulse test result. </p><p>4.7</p><p>k </p><p>0.1</p><p>u 20 </p><p>20u </p><p>10u </p><p>uC </p><p>+ 5V LED2+ </p><p>VE </p><p>VCC2 </p><p>VEE2 </p><p>VO </p><p>CLAMP_SS </p><p>VEE2 VEE1 </p><p>NC </p><p>AN </p><p>CA </p><p>FAULT </p><p>DESAT VCC1 </p><p>UVLO </p><p>NC </p><p>ACPL-M49T </p><p>ACPL-34JT/344JT </p><p>R</p><p>g </p><p>1 </p><p>1</p><p>0 </p><p>20u </p><p>2k </p><p>330p </p><p>1k </p><p>330</p><p>p </p><p>330</p><p>p 4.7</p><p>k </p><p>135 </p><p>0.1</p><p>u </p><p>15V 8 18V </p><p>Rss </p><p>135 </p><p>PWM_TOP </p><p>PWM_BOT </p><p>Vge </p><p>V/FLT </p><p>Vce </p><p>Ice </p><p>Short Circuit Test Waveforms </p></li><li><p>19 Broadcom Limited Proprietary and Confidential. 2016 Broadcom Limited. All rights reserved. | </p><p>Key Features </p><p> Automotive AEC-Q100 Qualification </p><p> Creepage and Clearance: &gt; 8mm </p><p> Isolation Voltage: 5kVrms 1 minute </p><p> Working Voltage: 1230Vpeak continuous </p><p> Wide Operating Temperature: -40 ^C 125^C </p><p> Input Supply Voltage: 4.5 to 5.5V </p><p> Regulated Output Voltage: 16V </p><p> Integrated DC-DC Controller for Floating Power Supply </p><p> IGBT Desat sensing, </p><p> Programmable soft IGBT turn-off and Fault Feedback </p><p> Under Voltage Lockout and Feedback </p><p> Integrated Miller Clamping </p><p> Worldwide Saftey Approval: UL, IEC, CSA </p><p>Benefit </p><p> Distributed floating power supply architecture </p><p> Less switching noise </p><p> Smaller transformer </p><p> Integrated fault protection </p><p> Small size and board space saving </p><p>Applications </p><p> IGBT Gate Driver for Traction Inverter </p><p> Charger and HVAC </p><p>ACPL-33JT - Gate Driver with Flyback DC-DC Controller, Desat Over Current Protection, Mill...</p></li></ul>

Recommended

View more >