Isolated amplifiers
High-performance isolated amplifiers for high-voltage systems
Isolated amplifiers are analog output ICs that are capable of withstanding high common-mode voltages. Our portfolio of isolated amplifiers consists of basic and reinforced isolated high-performance amplifiers for current and voltage sensing in high-voltage systems
Discover featured applications
HEV, EV & powertrain systems
Maximize electric vehicle (EV) and powertrain system performance and reliability, optimize cost, and maintain power efficiency with our high-precision isolated modulators
Motor drives
Maximize motor and power efficiency, optimize system cost, and improve reliability using TI isolated modulators and amplifiers
Power delivery
Maximize power efficiency, optimize system cost and improve reliability in power delivery systems using TI isolation technology
EV charging infrastructure
Maximize performance and reliability and maintain power efficiency in string inverter and energy storage devices with our high-precision isolated modulators and amplifiers
String inverter and energy storage devices
Maximize performance and reliability, optimize cost, and maintain power efficiency in electric vehicle (EV) charging infrastructures with high-precision isolated modulators and amplifiers
Maximize electric vehicle (EV) and powertrain system performance and reliability, optimize cost, and maintain power efficiency with our high-precision isolated modulators
Our isolated converters help optimize and protect automotive applications, with solutions for powertrain sensors, DC/DC converters, battery management systems and more. Use our broad family of isolation products to enhance flexibility and optimize your design cost.
Benefits:
- Enables lower-power designs.
- Simplifies processor-to-peripheral interface designs.
- Enables a wider selection of peripheral devices.
Featured resources
END-EQUIPMENT / SUB-SYSTEM
REFERENCE DESIGNS
- TIDA-020014 – HEV/EV traction inverter power stage with 3 types of IGBT/SiC bias-supply solutions reference design
- TIDM-02009 – ASIL D safety concept-assessed high-speed traction, bi-directional DC/DC conversion reference design
- TIDM-02002 – Bidirectional CLLLC resonant dual active bridge (DAB) reference design for HEV/EV onboard charger
PRODUCTS
- AMC1311-Q1 – Automotive, 2-V input, precision voltage sensing reinforced isolated amplifier
- AMC3330-Q1 – Automotive, ±1-V input, precision voltage sensing reinforced isolated amplifier with int. DC/DC
- AMC1411 – 2-V input, precision voltage sensing reinforced isolated amplifier with high CMTI
TECHNICAL RESOURCES
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- Comparing shunt- and hall-based isolated current-sensing solutions in HEV/EV (Rev. C) – Application brief
Maximize motor and power efficiency, optimize system cost, and improve reliability using TI isolated modulators and amplifiers
Our isolation technology in AC drives, servo drives and more helps you develop motor-drive applications with high reliability, long life spans and superior voltage ratings.
Featured resources
END-EQUIPMENT / SUB-SYSTEM
REFERENCE DESIGNS
- TIDA-01349 – IPM Interface Reference Design for Inverters Using Single Package Six Channel Digital Isolator
PRODUCTS
TECHNICAL RESOURCES
- Isolated Voltage Sensing in AC Motor Drives – Analog Design Journal
- Comparing isolated amplifiers and isolated modulators (Rev. A) – White paper
Maximize power efficiency, optimize system cost and improve reliability in power delivery systems using TI isolation technology
Our isolation technology – including both reinforced and nonreinforced isolation products – enables you to design power delivery applications with high reliability, increased safety and high resistance to magnetic interference.
Featured resources
END-EQUIPMENT / SUB-SYSTEM
REFERENCE DESIGNS
- TIDA-01540 – Three-Phase Inverter Reference Design Using Gate Driver With Built-in Dead Time Insertion
- TIDA-010065 – High-efficiency, low-emission, isolated DC/DC converter-based analog input module reference design
- TIDA-00851 – Single-Chip, loop-powered 4-20mA RTD Sensor Transmitter Reference Design
PRODUCTS
TECHNICAL RESOURCES
Maximize performance and reliability and maintain power efficiency in string inverter and energy storage devices with our high-precision isolated modulators and amplifiers
Our isolated converters help optimize and protect electric vehicle applications, with flexible solutions for battery energy storage systems, single- and three-phase string inverters, and more.
Featured resources
END-EQUIPMENT / SUB-SYSTEM
PRODUCTS
TECHNICAL RESOURCES
DESIGN TOOLS AND SIMULATION
- TIDA-010054 – Bi-directional, dual active bridge reference design for level 3 electric vehicle charging stations
Maximize performance and reliability, optimize cost, and maintain power efficiency in electric vehicle (EV) charging infrastructures with high-precision isolated modulators and amplifiers
Our isolated converters help optimize and protect EV applications, with flexible solutions for current and voltage sensing, AC charging, DC charging and more.
Featured resources
END-EQUIPMENT / SUB-SYSTEM
PRODUCTS
TECHNICAL RESOURCES
- Four key design considerations when adding energy storage to solar power grids – White paper
- Design considerations for isolated current sensing (Rev. A) – Analog Design Journal
Technical resources
White paper
Comparing isolated amplifiers and isolated modulators (Rev. A)
This document compares isolated amplifiers and isolated-modulator-based solutions, and explains some unique advantages of isolated-modulator-based solutions.
Application brief
Accuracy Comparison of Isolated Shunt and Closed-Loop Current Sensing
This document compares our single-supply, isolated amplifieriers to a popular closed-loop current sensor (CLCS).