tered trademarks and trademarks are the property of their respective owners. TYPICAL APPLICATION IEEE 802.3bt 71.3W (Class 8) PD Controller and Power Supply in Forward Mode AUX 37V TO 57V VPORT + - + - 22F FMMT723 0.1F 3.3k 10nF VPORT HS GATE AUX * + 100H BAV19WS (TRR 50ns) 10F VIN HS SW SRC VCC VCC FFS PG DLY ISEN+ LT4295 VCC 20m ISEN- RCLASS RCLASS++ GND FB31 SS ROSC * SG T2P ITHB OPTO 0.1F 10k 100pF 100k TO MICROPROCESSOR + Single-Signature Power Classification (at PD Input) 5V 13A CLASS POWER - 0 13W 1 3.84W 2 6.49W 3 13W 4 25.5W 5 40W 6 51W 7 62W 8 71.3W 4295 TA01 Rev. B Document Feedback For more information www.analog.com 1 LT4295 ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2) SWVCC VIN HSSRC HSGATE NC VPORT TOP VIEW 28 27 26 25 24 23 GND 1 22 DNC AUX 2 21 VCC RCLASS++ 3 20 PG 29 GND RCLASS 4 T2P 5 19 GND 18 SG 17 ISEN+ VCC 6 VCC 7 16 ISEN- VCC 8 15 RLDCMP FB31 ITHB FFSDLY SFST VCC 9 10 11 12 13 14 ROSC VPORT, HSSRC, VIN Voltages................... -0.3V to 100V HSGATE Current....

BAV19WS - BAV21WS SURFACE MOUNT HIGH VOLTAGE FAST SWITCHING DIODE Features Mechanical Data Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion For General Purpose Switching Applications High Reverse Breakdown Voltage Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. "Green" Device (Note 3) Qualified to AEC-Q101 Standards for High Reliability PPAP Capable (Note 4) Case: SOD323 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminal Connections: Cathode Band, See Page 2 Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe. Solderable per MIL-STD-202, Method 208 Weight: 0.004 grams (Approximate) SOD323 Top View Device Schematic Ordering Information (Note 5) Part Number BAV19WS-7-F BAV20WS-7-F BAV21WS-7-F BAV21WS-13-F BAV21WSQ-7-F Notes: Qualification AEC-Q101 AEC-Q101 AEC-Q101 AEC-Q101 Automotive Case SOD323 SOD323 SOD323

BAV19WS, BAV20WS, BAV21WS www.vishay.com Vishay Semiconductors Small Signal Switching Diodes, High Voltage FEATURES * Silicon epitaxial planar diodes * For general purpose * AEC-Q101 qualified available * Base P/N-E3 - RoHS-compliant, commercial grade DESIGN SUPPORT TOOLS click logo to get started * Base P/N-HE3 - RoHS-compliant, AEC-Q101 qualified * Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Models Available MECHANICAL DATA Case: SOD-323 Weight: approx. 4.3 mg Packaging codes / options: 18/10K per 13" reel (8 mm tape), 10K/box 08/3K per 7" reel (8 mm tape), 15K/box PARTS TABLE PART TYPE DIFFERENTIATION BAV19WS VR = 100 V BAV20WS VR = 150 V BAV21WS VR = 200 V ORDERING CODE BAV19WS-E3-08 or BAV19WS-E3-18 BAV19WS-HE3-08 or BAV19WS-HE3-18 BAV20WS-E3-08 or BAV20WS-E3-18 BAV20WS-HE3-08 or BAV20WS-HE3-18 BAV21WS-E3-08 or BAV21WS-E3-18 BAV21WS-HE3-08 or BAV21WS-HE3-18 TYPE MARKING CIRCUIT CON

BAV19WS, BAV20WS, BAV21WS www.vishay.com Vishay Semiconductors Small Signal Switching Diodes, High Voltage FEATURES * Silicon epitaxial planar diodes * For general purpose * AEC-Q101 qualified available * Base P/N-E3 - RoHS-compliant, commercial grade DESIGN SUPPORT TOOLS click logo to get started * Base P/N-HE3 - RoHS-compliant, AEC-Q101 qualified * Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Models Available MECHANICAL DATA Case: SOD-323 Weight: approx. 4.3 mg Packaging codes / options: 18/10K per 13" reel (8 mm tape), 10K/box 08/3K per 7" reel (8 mm tape), 15K/box PARTS TABLE PART TYPE DIFFERENTIATION BAV19WS VR = 100 V BAV20WS VR = 150 V BAV21WS VR = 200 V ORDERING CODE BAV19WS-E3-08 or BAV19WS-E3-18 BAV19WS-HE3-08 or BAV19WS-HE3-18 BAV20WS-E3-08 or BAV20WS-E3-18 BAV20WS-HE3-08 or BAV20WS-HE3-18 BAV21WS-E3-08 or BAV21WS-E3-18 BAV21WS-HE3-08 or BAV21WS-HE3-18 TYPE MARKING CIRCUIT CON

BAV19WS - BAV21WS SURFACE MOUNT FAST SWITCHING DIODE Features Mechanical Data Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion For General Purpose Switching Applications Case: SOD323 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 High Conductance Moisture Sensitivity: Level 1 per J-STD-020 Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Terminal Connections: Cathode Band, See Page 2 Halogen and Antimony Free. "Green" Device (Note 3) Qualified to AEC-Q101 Standards for High Reliability Terminals: Matte Tin Finish annealed over Alloy 42 leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208 e3 Weight: 0.004 grams (approximate) SOD323 Top View Ordering Information (Note 4) Part Number BAV19WS-7-F BAV20WS-7-F BAV21WS-7-F BAV21WSQ-7-F Notes: Qualification Commercial Commercial Commercial Automotive Case SOD323 SOD323 SOD323 SOD323 Packaging 3000/Tape & Reel 3000/Tape & Reel 3000/Ta

BAV19WS - BAV21WS Pb SURFACE MOUNT FAST SWITCHING DIODE Features High Conductance Fast Switching Speed Surface Mount Package Ideally Suited for Automatic Insertion For General Purpose Switching Application C Plastic Material - UL Recognition Flammability Classification 94V-O A SOD-323 D B E Mechanical Data H Case: SOD-323, Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.004 grams (approx.) Marking: Device Code, See Page 3 Lead Free: For RoHS / Lead Free Version, Add "-LF" Suffix to Part Number, See Page 4 Maximum Ratings G J Dim Min A 2.30 Max 2.75 B 1.60 1.80 C 1.15 1.35 D 0.25 0.40 E 0.09 0.18 G 0.08 -- H 0.80 1.00 J -- 0.12 All Dimensions in mm @TA=25C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Symbol BAV19WS BAV20WS BAV21WS Unit VRM 120 200 250 V VRRM VRWM VR 100 150 200 V VR(RMS) 70

BAV19WS / 20WS / 21WS VISHAY Vishay Semiconductors Small Signal Diodes Features * Silicon Epitaxial Planar Diodes * For general purpose * These diodes are also available in other case styles including: the DO-35 case with the type designation BAV19 - BAV21, the MiniMELF case with the type designation BAV100 - BAV103, the SOT23 case with the type designation BAS19 - BAS21 and the SOD-123 case with the type designation BAV19W - BAV21W 17431 Mechanical Data Case: SOD-323 Plastic Case Weight: approx. 4 mg Packaging Codes/Options: GS18 / 10 k per 13" reel (8 mm tape), 10 k/box GS08 / 3 k per 7" reel (8 mm tape), 15 k/box Parts Table Part Type differentiation Ordering code Marking Remarks BAV19WS VR = 100 V BAV19WS-GS18 or BAV19WS-GS08 A8 Tape and Reel BAV20WS VR = 150 V BAV20WS-GS18 or BAV20WS-GS08 A9 Tape and Reel BAV21WS VR = 200 V BAV21WS-GS18 or BAV21WS-GS08 AA Tape and Reel Document Number 85726 Rev. 1.2, 22-Mar-04 www.vishay.com 1 BAV19WS / 20W

e property of their respective owners. TYPICAL APPLICATION IEEE 802.3bt 71.3W (Class 8) PD Controller and Power Supply in Forward Mode AUX 37V TO 57V VPORT + Single-Signature Power Classification - + - 22F FMMT723 0.1F 3.3k 10nF VPORT HS GATE AUX * + 100H BAV19WS (TRR 50ns) 10F VIN HS SW SRC VCC VCC FFS PG DLY ISEN+ LT4295 VCC 20m ISEN- RCLASS RCLASS++ GND FB31 SS ROSC * SG T2P ITHB OPTO 0.1F 10k 100pF 100k TO MICROPROCESSOR + 5V 13A CLASS AVAILABLE POWER - 0 13W 1 3.84W 2 6.49W 3 13W 4 25.5W 5 40W 6 51W 7 62W 8 71.3W 4295 TA01 Rev. A Document Feedback For more information www.analog.com 1 LT4295 ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2) SWVCC VIN HSSRC HSGATE NC VPORT TOP VIEW 28 27 26 25 24 23 GND 1 22 DNC AUX 2 21 VCC RCLASS++ 3 20 PG 29 GND RCLASS 4 T2P 5 19 GND 18 SG 17 ISEN+ VCC 6 VCC 7 16 ISEN- VCC 8 15 RLDCMP FB31 ITHB FFSDLY SFST VCC 9 10 11 12 13 14 ROSC VPORT, HSSRC, VIN Voltages................... -0.3V to 100V HSGATE Current..............................................

BAV19WS THRU BAV21WS omponents 20736 Marilla Street Chatsworth !"# $ % !"# Features * * * 410mW Small Signal Diodes 120 to 250 Volts Silicon Epitaxial Planar Diodes For General Purpose This diode is also available in other case. Mechanical Data * Case Material: Molded Plastic. Classification Rating 94V-0 * Marking code: UL Flammability SOD323 BAV19WS=A8 BAV20WS=T2 BAV21WS=T3 A B Maximum Ratings Symbol VR V RRM IF IF(AV) IFRM IFSM Ptot RJA TJ TSTG C Rating Continuous Reverse Voltage BAV19WS BAV20WS BAV21WS Repetitive Peak Reverse Voltage BAV19WS BAV20WS BAV21WS Forward DC Current at Tamb=25OC(1) Rectified Current (Average) Half Wave Rectification with Resist. Load at Tamb=25OC(1) Repetitive Peak Forward Current at f>50Hz, Tamb=25OC(1) Surge Forward Current at t<1s, Tj=25OC Power Dissipation at Tamb=25OC(1) Thermal Resistance Junction to Ambient Air Junction Temperature Storage Temperature Rating 100 150 200 120 200 250 250 Unit 200 mA 625 mA 1.0 410 375 -55 t

BAV19WS THRU BAV21WS omponents 20736 Marilla Street Chatsworth !"# $ % !"# Features * * * 410mW Small Signal Diodes 120 to 250 Volts Silicon Epitaxial Planar Diodes For General Purpose This diode is also available in other case. Mechanical Data * * * Case: SOD-323, Molded Plastic Weight: approx. 0.01g Marking code: BAV19WS=A8 BAV20WS=T2 BAV21WS=T3 SOD323 A B Maximum Ratings Symbol VR V RRM IF IF(AV) IFRM IFSM Ptot RJA TJ TSTG C Rating Continuous Reverse Voltage BAV19WS BAV20WS BAV21WS Repetitive Peak Reverse Voltage BAV19WS BAV20WS BAV21WS Forward DC Current at Tamb=25OC(1) Rectified Current (Average) Half Wave Rectification with Resist. Load at Tamb=25OC(1) Repetitive Peak Forward Current at f>50Hz, Tamb=25OC(1) Surge Forward Current at t<1s, Tj=25OC Power Dissipation at Tamb=25OC(1) Thermal Resistance Junction to Ambient Air Junction Temperature Storage Temperature Rating 100 150 200 120 200 250 250 Unit 200 mA 625 mA 1.0 410 375 -55 to +150 -55 to +150 A

BAV19WS THRU BAV21WS omponents 20736 Marilla Street Chatsworth !"# $ % !"# Features * * * 410mW Small Signal Diodes 120 to 250 Volts Silicon Epitaxial Planar Diodes For General Purpose This diode is also available in other case. Mechanical Data * Case Material: Molded Plastic. Classification Rating 94V-0 * Marking code: UL Flammability SOD323 BAV19WS=A8 BAV20WS=T2 BAV21WS=T3 A B Maximum Ratings Symbol VR V RRM IF IF(AV) IFRM IFSM Ptot RJA TJ TSTG C Rating Continuous Reverse Voltage BAV19WS BAV20WS BAV21WS Repetitive Peak Reverse Voltage BAV19WS BAV20WS BAV21WS Forward DC Current at Tamb=25OC(1) Rectified Current (Average) Half Wave Rectification with Resist. Load at Tamb=25OC(1) Repetitive Peak Forward Current at f>50Hz, Tamb=25OC(1) Surge Forward Current at t<1s, Tj=25OC Power Dissipation at Tamb=25OC(1) Thermal Resistance Junction to Ambient Air Junction Temperature Storage Temperature Rating 100 150 200 120 200 250 250 Unit 200 mA 625 mA 1.0 410 375 -55 t

BAV19WS-V / 20WS-V / 21WS-V Vishay Semiconductors Small Signal Switching Diodes, High Voltage Features * Silicon Epitaxial Planar Diodes * For general purpose e3 * These diodes are also available in other case styles including: the DO-35 case with the type designation BAV19 - BAV21, the MiniMELF case with the type designation BAV100 - BAV103, the SOT-23 case with the type designation BAS19 - BAS21 and the SOD-123 case with the type designation BAV19W-V - BAV21W-V * Lead (Pb)-free component * Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC 17431 Mechanical Data Case: SOD-323 Plastic case Weight: approx. 5.0 mg Packaging Codes/Options: GS18 / 10 k per 13" reel (8 mm tape), 10 k/box GS08 / 3 k per 7" reel (8 mm tape), 15 k/box Parts Table Part Type differentiation Ordering code Marking Remarks BAV19WS-V VR = 100 V BAV19WS-V-GS18 or BAV19WS-V-GS08 A8 Tape and Reel BAV20WS-V VR = 150 V BAV20WS-V-GS18 or BAV20WS-V-GS08 A9 Tape and Reel BAV21WS-V VR

BAV19WS / 20WS / 21WS VISHAY Vishay Semiconductors Small Signal Switching Diodes, High Voltage Features * Silicon Epitaxial Planar Diodes * For general purpose * These diodes are also available in other case styles including: the DO-35 case with the type designation BAV19 - BAV21, the MiniMELF case with the type designation BAV100 - BAV103, the SOT-23 case with the type designation BAS19 BAS21 and the SOD-123 case with the type designation BAV19W - BAV21W 17431 Mechanical Data Case: SOD-323 Plastic Case Weight: approx. 5.0 mg Packaging Codes/Options: GS18 / 10 k per 13" reel (8 mm tape), 10 k/box GS08 / 3 k per 7" reel (8 mm tape), 15 k/box Parts Table Part Type differentiation Ordering code Marking Remarks BAV19WS VR = 100 V BAV19WS-GS18 or BAV19WS-GS08 A8 Tape and Reel BAV20WS VR = 150 V BAV20WS-GS18 or BAV20WS-GS08 A9 Tape and Reel BAV21WS VR = 200 V BAV21WS-GS18 or BAV21WS-GS08 AA Tape and Reel Document Number 85726 Rev. 1.2, 14-May-04 www.vishay.com 1 <

BAV19WS - BAV21WS SURFACE MOUNT HIGH VOLTAGE FAST SWITCHING DIODE Features Mechanical Data Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion For General Purpose Switching Applications High Reverse Breakdown Voltage Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. "Green" Device (Note 3) Qualified to AEC-Q101 Standards for High Reliability PPAP Capable (Note 4) Case: SOD323 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminal Connections: Cathode Band, See Page 2 Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe. Solderable per MIL-STD-202, Method 208 Weight: 0.004 grams (Approximate) SOD323 Top View Device Schematic Ordering Information (Note 5) Part Number BAV19WS-7-F BAV20WS-7-F BAV21WS-7-F BAV21WS-13-F BAV21WSQ-7-F Notes: Qualification AEC-Q101 AEC-Q101 AEC-Q101 AEC-Q101 Automotive Case SOD323 SOD323 SOD323

MIC4826YMM Temp. Range Package -40C to +85C MSOP-8 Typical Application 1 VDD SW 5 442k 2 CS 6 2M RSW 3 REL VA 8 4 GND VB 7 VIN = 3.0V L = 220H COUT = 0.01F Lamp = 2in2 RSW = 332k REL = 3.32M VB (50V/div) COUT 0.01F/100V MIC4826 VA VB (50V/div) CIN 10F D1 BAV19WS VA (50V/div) L1 220H VIN 2in2 EL LAMP TIME (2ms/div) High Voltage EL Driver Micrel, Inc. * 1849 Fortune Drive * San Jose, CA 95131 * USA * tel + 1 (408) 944-0800 * fax + 1 (408) 944-0970 * http://www.micrel.com March 2009 1 MIC4826 MIC4826 Micrel Pin Configuration VDD 1 8 VA RSW 2 7 VB REL 3 6 CS GND 4 5 SW 8-Pin MSOP Package (MM) Pin Description Pin Number MIC4826 Pin Name Pin Function 1 VDD Supply (Input): 1.8V to 5.5V for internal circuitry. 2 RSW Switch Resistor (External Component): Set switch frequency of the internal power MOSFET by connecting an external resistor to VDD. Connecting the external resistor to GND disables the switch oscillator and shutdown the device. 3 REL EL Resistor (External Component): Set EL frequency of the i