Slide 1: OPTIREG linear Product presentation
OPTIREG linear Product presentation ATV SP APS Q3 2026 public 1
Slide 2: Table of contents
Table of contents 1 OPTIREG™ 3 1 OPTIREG 3 2 OPTIREG™ linear 6 2 OPTIREG linear 6 2.1 General Purpose High Performance 12 General Purpose & High Performance 12 2.2 Trackers 24 Trackers 24 2.3 Post Regulators 30 Post Regulators 30 2.4 Application specific 34 Application specific 34 3 Cross-selling 39
Slide 3: OPTIREG
OPTIREG 3
Slide 4: OPTIREG portfolio: integration level and application level
OPTIREG Portfolio OPTIREG Automotive Power Supply ICs & Connectivity Discrete solutions Integrated solutions Integration level DC-DC DC-DC QM LDO ASIL D LDO CAN/LIN LDO DC-DC Multiphase SBC PMIC HS App. Sensor switches LIN specific supply feature CAN ADC reference OPTIREG™ SBC OPTIREG™ PMIC OPTIREG
Slide 5: OPTIREG Power Supply fits in all automotive relevant trends
OPTIREG Power Supply fits in all automotive relevant trends Car remains a car OPTIREG provides the right products to support all these trends Traditional applications Efficient supply concepts Emerging business models 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 5
Slide 6: OPTIREG linear
OPTIREG linear 6
Slide 7: OPTIREG linear in a Nutshell
OPTIREG linear in a Nutshell Product families Small, Efficient and Reliable Key Feature Customer Benefit Enable design flexibility across a wide Extensive portfolio for versatile applications range of automotive applications Efficient operation during low input Low dropout voltage voltage events App
Slide 8: Extensive portfolio for versatile applications
OPTIREG linear Extensive portfolio for versatile applications Product family Application specifics Regulator type LDO Voltage Regulator LDO Voltage Regulator LDO Voltage Regulator Tracker Post Regulator Premium LDO voltage Tailored for specific Ideal to supply an off-board To be used after a Pre Wel
Slide 9: Portfolio offers a wide range of solutions for different use cases
OPTIREG linear Our portfolio offers a wide range of solutions for different use cases Product family Application specifics Regulator type LDO Voltage Regulator LDO Voltage Regulator LDO Voltage Regulator Tracker Post Regulator Input voltage range (V) 3,2-45 2,7-45 3,0-65 (OV protection) 3,5-45 2,3-2
Slide 10: The best fit starts with understanding product features
OPTIREG linear OPTIREG linear The best The best fit fit starts starts with with understanding understanding product product features features − Enable allows the − Watchdog − Ultra-low − Reset function − Early warning − Output current control of (standard and Quiescent monitors the notifies of limit
Slide 11: Portfolio Overview
OPTIREG linear Portfolio Overview SOP General Purpose High Performance Application Specific Trackers Post Regulators RS < 2012 TLE7xx WD TLE44xx WD TLE42xx RS ADJ EN TLE425xx PG FB EN 2012 TLF49xx TLS8xx WD Iq TLF19x EN 2014 TLS2xx AO EN RS 2015 TLS8xxBxx Iq 2016 TLE427xx TLE428xx 2017 TLT8xx EN 201
Slide 12: General Purpose & High Performance
General Purpose & High Performance 12
Slide 13: General Purpose
OPTIREG linear General Purpose Key features Customer benefits Applications − Wide Input Voltage Range − Safe operation during load dump and cold crank events without external protection circuitry. − Robust Transient Handling − Protects ECUs from voltage spikes and harsh battery conditions common in
Slide 14: High Performance
OPTIREG linear High Performance Key features Customer benefits Applications − Wide Input Voltage Range − Safe operation during load dump and cold crank events without external protection circuitry. − Robust Transient Handling − Protects ECUs from voltage spikes and harsh battery conditions common in
Slide 15: General Purpose and High Performance portfolios complement each other
General Purpose and High Performance portfolios perfectly complement each other, giving you a full flexibility Use case examples Vbattery(12V) 2 product families 1 Mission OPTIREG linear OPTIREG linear High Performance General Purpose For example : TLS820D2 For example : TLS715B0 TLS8xx TLE42xxx Res
Slide 16: General Purpose or High Performance?
General Purpose or High Performance ? Which product family is best for my application/project? The switch depends on Package Performance Total Solution Size cost General Purpose High Performance Well-established Reliability TLE42xxx Newest Front-end Technology TLE44xxx Good device performance TLE46x
Slide 17: Alternative Packages: always-on LDOs
OPTIREG linear: General Purpose and High Performance Portfolio of always-on LDOs (without ENABLE) * A = Body Area : Length x Width ** RthJA : Thermal Resistance Junction to ambient on FR4 2s2p board PG-SCT595 PG-TSON-10 PG-SOT223 PG-DSO-8-EP PG-SSOP-14 PG-TSDSO-14 PG-TO252-x PG-TO263-x -x :PG-252 an
Slide 18: Newer Generation: LDOs with ENABLE only
OPTIREG linear : General Purpose and High Performance Portfolio of LDOs with ENABLE only (INHIBIT) * A = Body Area : Length x Width ** RthJA : Thermal Resistance Junction to ambient on FR4 2s2p board PG-SCT595 PG-TSON-10 PG-SOT223 PG-DSO-8-EP PG-SSOP-14 PG-TO252-x PG-TO263-x -x :PG-252 and PG-263 A*
Slide 19: Portfolio of LDOs with RESET functionality
OPTIREG linear : General Purpose and High Performance Portfolio of LDOs with RESET functionality * A = Body Area : Length x Width Low quiescent current (Iq) ** RthJA : Thermal Resistance Junction to ambient on EN With ENABLE FR4 2s2p board AO Always-ON PG-TSON-10 PG-DSO-8 PG-DSO-8-EP PG-SSOP-14 PG-D
Slide 20: Portfolio of LDOs with Reset+Watchdog functionality
OPTIREG linear : General Purpose and High Performance Portfolio of LDOs with Reset+Watchdog functionality * A = Body Area : Length x Width ** RthJA : Thermal Resistance Junction to ambient on FR4 2s2p board Watchdog PG-DSO-8 PG-DSO-8-EP PG-SSOP-14 PG-DSO-14 PG-TO252-x PG-TO263-x -x :PG-252 and PG-26
Slide 21: Voltage regulator with Reset and Watchdog TLS820F3EL, TLS850F3TU
OPTIREG linear voltage regulator with Reset and Watchdog TLS820F3ELVxx, TLS850F3TUVxx Main Features Block Diagram Family overview ▪ 2 current levels: 200 mA (TLS820) and 500 mA (TLS850) ▪ 2 voltage options : 3.3V (V33 version) and 5V (V50 version) 48 V ▪ Flexible Reset function to supervise the outp
Slide 22: Voltage regulator TLE4263-2GS
OPTIREG linear voltage regulator - TLE4263-2GS Successor for TLE4263GS A monolithic integrated very low dropout voltage regulator with watchdog. (lower current consumption) Main Features Block Diagram Applications ▪ Low-drop voltage ▪ Inhibit input: can be switched off, reducing the current consumpt
Slide 23: Voltage regulator TLE4263-2GM
Successor for OPTIREG linear voltage regulator - TLE4263-2GM TLE4263GM A monolithic integrated very low dropout voltage regulator with watchdog. (lower current consumption) Main Features Block Diagram Applications ▪ Low-drop voltage ▪ Inhibit input: can be switched off, reducing the current consumpt
Slide 24: Trackers
Trackers 24
Slide 25: OPTIREG linear Trackers
OPTIREG linear Trackers Key features Customer benefits Applications − Output voltage follows an external reference voltage (from − Trackers are well suited to supply off-board loads, with a standard LDO supplying the a standard LDO) microcontroller; this protects the microcontroller, in case of off-
Slide 26: If you need to supply a sensor, you need a Tracker
If you need to supply a sensor (off-board), a satellite ECU or a Microphone with power, then you need to get a Tracker! Vbattery(12V) Typical use case Trackers fulfill 2 functions OPTIREG linear High Performance or General Purpose MCU Voltage Tracking Main supply Follows the reference with very high
Slide 27: When do I need a Tracker?
When do I need a Tracker? The different use cases for Trackers and battery-connected LDOs. Analog Sensors? Digital Sensor? Off-board? On-board? OPTIREG linear OPTIREG linear High Performance MCU Vbattery(12V) Vbattery(12V) High Performance or General Purpose MCU or General Purpose Main supply Main s
Slide 28: New TLS1xxx Tracker family
New TLS1xxx Tracker family We bring the Tracker performance to the next level! Fully Scalable family Good Load Higher Transient Response 20mA 50mA 150mA 250mA Accuracy VOUT VOUT IOUT VOUT deviation ± 0.1% for TLS105 ± 0.5% for VADJ TLE4250-2G IOUT Good transient response Soft start OPTIREG linear Tr
Slide 29: Tracker family feature set
OPTIREG linear Tracker family A fully scalable family with the broadest portfolio on the market • EN : Enable * A = Body Area : Length x Width Alternative • ADJ : Reference Voltage ** RthJA : Thermal Resistance Junction to ambient on Pkg. Alt. • EN/ADJ : Single pin for Enable + Reference FR4 2s2p bo
Slide 30: Post Regulators
Post Regulators 30
Slide 31: OPTIREG linear Post Regulators
OPTIREG linear Post Regulators Key features Customer benefits Applications − Lower value of max input voltage, compared to a battery − The combined usage of a Pre regulator and Post Regulators significantly improves the connected LDO; supplied by a Pre Regulator (e.g. a DC/DC system efficiency, comp
Slide 32: Supplying a voltage rail in post-regulator topology
If you need to supply a voltage rail in post-regulator topology, then get your OPTIREG linear Post Regulator LDO Vbattery(12V) OPTIREG linear 1.8V I/O Supply Post Regulator for example : TLS205B0 Application 3.3V Processor Core Supply OPTIREG switcher Pre-stage DC-DC Buck 3.3V Core Supply Ethernet f
Slide 33: Post Regulator Family feature set
OPTIREG linear Post Regulator Family Choosing your Post Regulator has never been simpler! * A = Body Area : Length x Width 5V Fixed output Voltage VOUT = 5V ** RthJA : Thermal Resistance Junction to ambient on 3.3V Fixed output Voltage VOUT = 3.3V FR4 2s2p board PG-SCT595 PG-DSO-8-EP PG-TO252-x -x :
Slide 34: Application specific
Application specific 34
Slide 35: Application Specific (LDO with current sense)
OPTIREG linear Application Specific (LDO with current sense) Ideal for active antenna supply Application specifics Key features Customer benefits Applications − Adjustable current limitation through an external resistor − The ability to adjust output current limitation provides a robust and flexible
Slide 36: LDO with current sense, monitoring and protection
If you need an LDO with current sense, advanced monitoring and reverse polarity protection, then get an LDO of the Application Specific family Typical use case Monitoring & Protection OPTIREG linear High Performance VOUT VDD MCU Current Monitoring and Adjustment or General Purpose MCU supply I/O I/O
Slide 37: Scalable Family of LDOs with Current Sense
OPTIREG linear Application specific Scalable Family of LDOs with Current Sense, monitoring & Protection * A = Body Area : Length x Width PG-TSON-10 PG-TSON-14 PG-SSOP-14 PG-TSDSO-14 ** RthJA : Thermal Resistance A*=3.3 x 3.3 mm² A*= 4.5 x 3 mm² A*=4.9 x 3.9 mm² A*=4.9 x 3.9 mm² Junction to ambient o
Slide 38: 24V LDOs for Truck and CAV Applications
OPTIREG 24V LDOs for Truck and CAV Applications Application specifics * A = Body Area : Length x Width ** RthJA : Thermal Resistance Junction to ambient on FR4 2s2p board PG-TSDSO-14 PG-DSO-14 PG-TO252-x PG-TO263-x PG-DSO-20 -x :PG-252 and PG-263 Packages are available in A*=4.9 x 3.9 mm² A*=8.65 x
Slide 39: Cross-selling
Cross-selling 39
Slide 40: Mapping of OPTIREG with various microcontrollers
Mapping of OPTIREG with various microcontrollers Find the right OPTIREG for your microcontroller in just a few clicks! Scan Click 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 40
Slide 41: Mapping of OPTIREG with various microcontrollers
Mapping of OPTIREG with various microcontrollers Find the right OPTIREG for your microcontroller in just a few clicks! Scan Click 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 41
Slide 42: Mapping of OPTIREG linear with Transceivers
Mapping of OPTIREG linear with Transceivers Find the right OPTIREG for your Transceiver in just a few clicks! Scan Click 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 42
Slide 43: Mapping of OPTIREG linear with various sensors
Mapping of OPTIREG linear with various sensors Body Powertrain Safety Pneumatic Seat Transmission Management Pedestrian protection Braking / Comfort Airbag / Battery Engine Management Electric power ABS General Fuel Injection Inverters (ECU) steering (EPS) Side Wheel Magnet. Engine Linear Hall Engin
Slide 44: Trainings
Trainings 44
Slide 45: OPTIREG linear trainings
OPTIREG linear trainings Training name Content Get to know OPTIREG linear product portfolio. Be familiar with the overall categories, the main characteristics of each sub-family, and their unique features and benefits. Additionally, you will learn about OPTIREG linear: Introduction to Infineon’s aut
Slide 46: OPTIREG linear trainings
OPTIREG linear trainings Training name Content Get to know the OPTIREG Linear Post Regulator portfolio and its benefits. Understand the naming OPTIREG Linear Post Regulator convention applied to these products and the future outlook for the OPTIREG Linear Post Regulator family. OPTIREG linear: New T
Slide 47: Supporting Tools & Documents
Supporting Tools & Documents 47
Slide 48: Selection tool for optimal LDO choice
OPTIREG linear To ensure optimal selection, we provide a detailed selection tool Find the right LDO for your specifications in just a few clicks! Click 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 48
Slide 49: Device Naming Nomenclature
Device Naming Nomenclature 49
Slide 50: Device naming nomenclature
OPTIREG linear Device naming nomenclature Device naming Nomenclature 08.2026 public Copyright © Infineon Technologies AG 2026. All rights reserved. 50
Slide 51: Device naming nomenclature
OPTIREG linear Device naming nomenclature This nomenclature is valid for the following 3 families of OPTIREG linear D : digit L : letter TL S 8 DD L D LL V50 T 2 V33 1 VSE V Feature Package A : Always on Device MB : SCT595 For High performance & B : EN LD : TSON-10 Output Current Generation Post Reg
Slide 52: TLS820F3EL V50
OPTIREG linear Device naming nomenclature TLS820F3EL V50 Family Output Current Feature Device Package Output Single 8 : High 20 x 10mA = F : EN + RES + Generation EL : SSOP-14- Voltage Output Performance 200mA WD 3 : 3rd generation EP V50 : 5V Abbreviations and ● Always on : Vin,Vout,GND ● EN : Enab
Slide 53: TLS205B0EJV
OPTIREG linear Device naming nomenclature TLS205B0EJV Single Family Device Output Output Current Feature Package Output 2 : Post Regulator B : EN Generation Voltage 05 x 100mA = 500mA EJ : DSO8-EP 0 : 1st generation V : Adjustable Abbreviations and ● Always on : Vin,Vout,GND ● EN : Enable ● RES : Re
Slide 54: TLS115D0EJ
OPTIREG linear Device naming nomenclature TLS115D0EJ Output Voltage Single Output Current Feature Device No Suffix : always Family Package Output 1 : Trackers 15 x 10mA = 150mA D : EN + PG Generation adjustable for EJ : DSO-8-EP 0 : 1st generation Trackers! Abbreviations and ● Always on : Vin,Vout,G
Slide 55: Infineon
Cinfineon