# UCC28950TPWRQ1 Engineering Specifications **General Description** The UCC28950TPWRQ1 is an automotive-qualified phase-shifted full-bridge controller manufactured by Texas Instruments. It is specifically designed for high-efficiency isolated DC-to-DC power conversion systems requiring advanced control, high power density, and reliable operation in demanding automotive and industrial environments. The device implements phase-shifted pulse-width modulation control with programmable dead-time management to achieve zero-voltage switching across a wide load range. This soft-switching architecture significantly reduces switching losses, improves overall efficiency, minimizes electromagnetic interference, and enables higher switching-frequency operation. The controller integrates comprehensive protection and monitoring functions, including current limiting, overvoltage protection, soft-start control, and fault management. Its flexible architecture supports a wide variety of isolated power-supply topologies used in electric vehicles, onboard charging systems, telecommunications infrastructure, industrial power supplies, and high-performance DC-DC converters. Qualified to automotive reliability standards, the device is suitable for mission-critical applications requiring long-term operational stability and robust power-conversion performance. **Engineering Specifications** **Manufacturer:** Texas Instruments **Manufacturer Part Number:** UCC28950TPWRQ1 **Component Type:** Phase-shifted full-bridge PWM controller **Technology:** Advanced mixed-signal power-management integrated circuit **Control Method:** Phase-shifted pulse-width modulation **Converter Topology:** Full-bridge isolated DC-to-DC converter control **Switching Technique:** Zero-voltage switching support **Efficiency Enhancement:** Reduced switching losses through soft-switching operation **Dead-Time Control:** Programmable adaptive dead-time management **Gate Drive Outputs:** High-current complementary PWM outputs **Current Control:** Cycle-by-cycle current limiting capability **Soft-Start Function:** Programmable startup control **Synchronization Capability:** External synchronization support **Frequency Control:** Programmable switching frequency operation **Feedback Architecture:** Closed-loop voltage regulation support **Fault Management:** Integrated fault detection and shutdown capability **Protection Features:** Overcurrent protection, overvoltage protection, undervoltage lockout, fault shutdown, and soft-start protection **Automotive Qualification:** AEC-Q100 qualified **Reliability Grade:** Automotive-grade performance and reliability **Electromagnetic Compatibility:** Optimized for low-noise power-conversion applications **Power Supply Configuration:** Single-controller power-management operation **Temperature Stability:** Designed for extended automotive operating conditions **Control Flexibility:** Supports a wide range of isolated converter designs **System Integration:** Compatible with high-power MOSFET and IGBT switching stages **Operating Temperature Range:** Automotive temperature range **Package Type:** Thin Shrink Small Outline Package **Package Configuration:** Surface-mount package **Mounting Style:** Surface mount technology **Environmental Compliance:** RoHS compliant and lead-free **Quality Standard:** Automotive production and qualification standards **Typical Applications** Automotive DC-to-DC converters Electric vehicle power systems Battery management systems Onboard charging equipment Telecommunications power supplies Industrial power converters High-power isolated DC-DC modules Server and networking power systems Renewable energy conversion systems Automotive auxiliary power units Motor control power supplies Power-distribution architectures High-efficiency switching power supplies Advanced automotive electronics Mission-critical power-management systems #UCC28950TPWRQ1 #UCC28950 #TexasInstruments #PhaseShiftedFullBridge #PWMController #PowerManagement #DCDCConverter #AutomotiveElectronics #PowerSupplyDesign #ZeroVoltageSwitching #SoftSwitching #ElectricVehicle #IndustrialPower #PowerElectronics #ElectronicComponents #EngineeringSpecifications

BQ7961x-Q1 family (BQ79612-Q1, BQ79614-Q1, BQ79616-Q1, BQ79616H-Q1) are automotive-grade, functional safety-compliant battery monitoring and balancing ICs from Texas Instruments for high-voltage Battery Management Systems (BMS). The devices support 12, 14, or 16 series-connected lithium-ion battery cells and provide high-accuracy voltage measurements, integrated cell balancing, hardware protection, temperature monitoring, and isolated daisy-chain communication. Designed for hybrid and electric vehicles (HEV/EV) and energy storage systems (ESS), the BQ7961x-Q1 family supports ISO 26262 functional safety up to ASIL D, integrated diagnostics, redundant voltage measurement paths, configurable digital filtering, and stackable architectures for large battery packs. The family offers precise battery state monitoring, enhanced safety, and scalable BMS implementation for automotive and industrial energy storage applications. Search Keywords: BQ79612-Q1, BQ79614-Q1, BQ79616-Q1, BQ79616H-Q1, BQ7961x-Q1, Texas Instruments BQ79616, Battery Monitor IC, Battery Management System IC, BMS Controller, Automotive BMS, EV Battery Monitor, Cell Balancing IC, High Voltage Battery Monitor, ISO26262 ASIL-D, Automotive Battery Protection, Lithium Battery Monitor, Energy Storage BMS, Stackable Battery Monitor, Battery Pack Monitoring, Cell Voltage Measurement IC, Electric Vehicle Battery Management Hashtags: #BQ79612Q1 #BQ79614Q1 #BQ79616Q1 #BQ79616HQ1 #BQ7961xQ1 #TexasInstruments #BatteryManagementSystem #BMS #CellBalancing #BatteryMonitor #ElectricVehicle #EVBattery #EnergyStorage #LithiumBattery #AutomotiveElectronics #ISO26262 #ASILD #PowerElectronics #EmbeddedSystems #HardwareDesign BQ79612-Q1

1.5A, 2.5A Gate Driver Magnetic Coupling 5000Vrms 2 Channel 16-SSOP # TPSI3100QDVXRQ1 ## General Description The TPSI3100QDVXRQ1 is an automotive-qualified isolated switch driver manufactured by Texas Instruments and specifically designed for driving solid-state relay architectures based on silicon carbide and gallium nitride power devices. The device integrates an isolated power supply and gate-driver functionality into a compact solution, eliminating the need for external isolated bias supplies in many applications. Its advanced architecture enables reliable control of high-voltage switching systems while providing reinforced isolation, fast switching performance, and enhanced system efficiency. The component is optimized for automotive, industrial automation, energy storage, renewable energy, electric vehicle infrastructure, and high-voltage power conversion applications requiring robust isolation and dependable switching control. ## Key Features ### Isolation Architecture * Integrated isolated switch driver solution * Reinforced isolation technology * High-voltage system compatibility * Enhanced safety and system protection * Reliable signal transfer across isolation barriers * Reduced external component requirements ### Driver Characteristics * Optimized gate-drive functionality * Fast switching performance * Efficient control of solid-state switching devices * Stable drive capability * Low-power control operation * High reliability switching support ### Power Management Features * Integrated isolated power supply * Simplified system architecture * Reduced design complexity * Improved power conversion efficiency * Lower overall component count * Optimized power consumption ### Protection Features * Enhanced electrical isolation * Improved system safety * Reliable operation in high-voltage environments * Robust transient immunity * Stable operation during fault conditions * Protection against electrical stress ### Electrical Characteristics * High-speed switching capability * Low standby power requirements * Reliable signal integrity * Stable operation across operating conditions * Suitable for demanding power electronics applications ### Package Characteristics * Compact surface-mount package * High-density PCB layout support * Automated assembly compatible * Industrial and automotive system integration * Space-efficient implementation ### Material Construction * Advanced semiconductor technology * Automotive-grade manufacturing quality * RoHS-compliant materials * Lead-free package construction * High-reliability integrated circuit architecture ### Environmental Characteristics * Automotive-qualified reliability * Suitable for harsh operating environments * Long operational service life * Stable thermal performance * Reliable continuous-duty operation ### Application Areas * Solid-State Relays * Automotive Electronics * Electric Vehicle Systems * Battery Energy Storage Systems * Renewable Energy Equipment * Industrial Automation Systems * High-Voltage Power Conversion * Motor Drive Systems * Charging Infrastructure * Power Distribution Equipment * Industrial Power Supplies * Advanced Power Electronics ### Compliance * Automotive Qualified * RoHS Compliant * Lead-Free Compatible * Industrial and Automotive Grade Isolated Driver Solution ## Manufacturer Texas Instruments ## Product Family TPSI Isolated Switch Driver Series #TPSI3100QDVXRQ1 #TexasInstruments #IsolatedDriver #SolidStateRelay #GateDriver #AutomotiveElectronics #PowerElectronics #SiliconCarbide #GalliumNitride #IndustrialAutomation #EnergyStorage #ElectricVehicles #PowerConversion #EmbeddedSystems #ElectronicsEngineering