Isolated Module DC DC Converter 1 Output 9V 111mA 10.8V - 13.2V Input The RO-1209S is a compact, isolated 1W DC-DC converter module from the ECONOLINE RO series, designed to convert a nominal 12V DC input into a regulated 9V DC isolated output. Housed in a SIP-4 through-hole package, it provides galvanic isolation of up to 1kVDC between input and output, making it suitable for industrial, instrumentation, telecommunications, and general-purpose power isolation applications. The module features a wide operating temperature range and fully encapsulated construction for enhanced reliability. Key Features 1W isolated DC-DC converter Nominal 12V DC input voltage Single 9V DC output 1kVDC input-to-output isolation Compact SIP-4 through-hole package Fully encapsulated design for improved reliability Industrial operating temperature range: -40°C to +85°C Up to 80–85% efficiency Industry-standard pinout Suitable for power isolation and voltage conversion applications UL94V-0 package material Optional short-circuit protection variants available #RO1209S #DCDCConverter #IsolatedPowerSupply #PowerModule #RecomPower #DCDC #PowerElectronics #IndustrialElectronics #VoltageConverter #SIP4

# 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

TC4427EOA SOIC-8_L4.9-W3.9-P1.27-LS6.0-TR LCSC Part Number: C636891 JLCPCB Part Class: Extended Part Manufactured by MICROCHIP(美国微芯) Microchip TC4426 dual high-speed MOSFET gate driver, 1.5A peak source/sink output current, 4.5V to 18V supply voltage range, matched rise and fall times, 25ns typical rise/fall time with 1000pF load, 40ns typical propagation delay, 7Ω output impedance, latch-up protected, withstands ±500mA reverse output current, accepts negative input swings up to 5V, ESD protected to 2kV, designed for driving power MOSFETs, SMPS, pulse transformers and line drivers, available in SOIC-8, PDIP-8, MSOP-8 and DFN-8 packages. Search Keywords: TC4426, TC4426CPA, TC4426COA, TC4426A, Microchip TC4426, MOSFET gate driver, dual MOSFET driver, 1.5A gate driver, high speed MOSFET driver, power MOSFET driver, gate driver IC, low side MOSFET driver, SMPS gate driver, pulse transformer driver, TC4426 SOIC-8, TC4426 DFN-8, TC4426 MSOP-8, TC4426 PDIP-8 Hashtags: #TC4426 #MicrochipTC4426 #MOSFETDriver #GateDriver #DualMOSFETDriver #15AGateDriver #PowerMOSFETDriver #HighSpeedGateDriver #LowSideDriver #SMPSDriver #PulseTransformerDriver #LineDriver #SOIC8 #MSOP8 #DFN8 #PDIP8 #Microchip #GateDriverIC #PowerElectronics #SwitchModePowerSupply

Isolated Module DC DC Converter 1 Output 12V 13.4A 9V - 50V Input DCM3623T50T13A6T70 is a high-density, isolated, and regulated DC-DC converter module from Vicor, designed to efficiently convert a wide input voltage range into a stable 12V output. Utilizing Vicor's advanced ChiP™ packaging technology and Zero Voltage Switching (ZVS) topology, it delivers high efficiency, excellent thermal performance, and robust protection features, making it suitable for industrial, transportation, aerospace, and distributed power applications. Key Features Wide input voltage range: 9V to 50V DC Regulated 12V DC output Maximum output power: 160W Continuous output current up to 13.4A High efficiency up to 91.5% 2250V DC isolation between input and output High-frequency Zero Voltage Switching (ZVS) topology Integrated protections: Over-Voltage Protection (OVP) Over-Current Protection (OCP) Under-Voltage Lockout (UVLO) Short-Circuit Protection (SCP) Over-Temperature Protection (OTP) Compact 3623 Through-Hole ChiP® package Operating temperature range: -40°C to +125°C Suitable for industrial, process control, transportation, defense, and aerospace systems. #DCDCConverter #Vicor #PowerModule #IsolatedConverter #PowerElectronics #IndustrialAutomation #EmbeddedSystems #TransportationElectronics #AerospaceElectronics #HighEfficiencyPower #ChiPTechnology #DCM3623

Microchip dsPIC33EVXXXGM00X/10X family, 16-bit Digital Signal Controller (DSC) operating from a 5V supply, combining a high-performance dsPIC33E CPU core with advanced motor-control PWM peripherals and mixed-signal analog functionality. Supports up to 70 MIPS performance, hardware DSP engine, dual accumulators, hardware multiply/divide operations, and fast context switching. Features up to six PWM outputs for motor control, power conversion, PFC, lighting and industrial automation. Includes high-speed 12-bit ADC, multiple operational amplifiers, comparators, DAC functions, CTMU touch sensing, temperature measurement, watchdog timers, programmable clock sources and extensive power management modes. Suitable for motor drives, digital power supplies, industrial control, robotics, automotive electronics and embedded signal processing applications. Search Keywords: dsPIC33EV, dsPIC33EV256GM, dsPIC33EV128GM, Microchip DSC, Digital Signal Controller, 16-bit DSP MCU, motor control MCU, digital power controller, 5V microcontroller, PWM controller, high-speed ADC MCU, industrial controller MCU, brushless motor controller, BLDC controller, PMSM controller, power conversion MCU, embedded DSP processor, dsPIC33E family Hashtags: #dsPIC33EV #Microchip #DigitalSignalController #DSP #MotorControl #BLDC #PMSM #DigitalPower #PowerElectronics #IndustrialAutomation #EmbeddedSystems #Microcontroller #PWMController #ADC #Robotics #MixedSignalMCU #dsPIC33E #EmbeddedDSP #ControlSystems #PowerConversion TQFP-64 Microchip E DSPIC33EV256GM106-I/PT Good

K104K15X7RF53H5 CAP-TH_L4.0-W2.6-P5.00-D0.5 LCSC Part Number: C1620174 JLCPCB Part Class: Extended Part Manufactured by VISHAY(威世) Vishay BCcomponents radial leaded multilayer ceramic capacitor (MLCC) series for automotive and high-reliability applications. Available with Class 1 (C0G/NP0) and Class 2 (X7R) dielectric materials, supporting rated voltages of 50V, 100V and 200V DC. Designed for stable capacitance, high temperature operation up to +160°C (depending on version), low loss, high reliability and AEC-Q200 automotive qualification. Radial through-hole construction with epoxy-coated body and tinned copper leads. Suitable for automotive electronics, industrial control systems, power supplies, filtering, decoupling, timing, resonant circuits and general-purpose high-reliability electronic designs. Search Keywords: Vishay radial MLCC, Vishay BCcomponents capacitor, automotive ceramic capacitor, radial ceramic capacitor, C0G capacitor, NP0 capacitor, X7R capacitor, AEC-Q200 capacitor, through-hole MLCC, radial multilayer ceramic capacitor, high reliability capacitor, 50V ceramic capacitor, 100V ceramic capacitor, 200V ceramic capacitor, automotive grade capacitor, Vishay ceramic capacitor Hashtags: #Vishay #BCcomponents #MLCC #CeramicCapacitor #RadialCapacitor #C0G #NP0 #X7R #AECQ200 #AutomotiveElectronics #ThroughHole #PassiveComponents #Capacitor #PowerElectronics #IndustrialElectronics #Filtering #Decoupling #HighReliability #ElectronicComponents #CircuitDesign

Coilcraft NA5889-AL is a high-frequency isolated flyback transformer designed specifically for Texas Instruments TPS55340 Boost/SEPIC/Flyback DC-DC converter applications. Optimized for operation around 200 kHz with input voltages from 2.9 V to 32 V, it provides galvanic isolation of up to 1500 Vrms between primary and secondary windings. The transformer features ferrite core construction, low primary DCR, tightly controlled turns ratio, and compact surface-mount packaging. It is intended for isolated power supply designs requiring efficient energy transfer, compact size, and reliable operation in industrial, embedded, communication, instrumentation, and power conversion applications. Typical output configuration supports isolated 12 V at 1 A when used in the reference TPS55340 flyback design. Search Keywords: NA5889-AL, Coilcraft flyback transformer, TPS55340 transformer, isolated DC-DC transformer, flyback converter transformer, SMPS transformer, power transformer SMD, 1500Vrms isolation transformer, Coilcraft NA5889, flyback magnetics, isolated power supply transformer, ferrite transformer, switch mode power supply transformer, DC DC converter magnetics, TPS55340 flyback design Hashtags: #NA5889AL #Coilcraft #FlybackTransformer #Transformer #SMPS #DCDCConverter #TPS55340 #PowerElectronics #IsolatedPowerSupply #Magnetics #FerriteCore #EmbeddedPower #IndustrialElectronics #PowerSupplyDesign #SwitchingPowerSupply #ElectronicsDesign #PowerConversion #SMDTransformer #ElectronicComponents #HardwareDesign

MOSFET N-CH 20V 3.6A SOT-23 The IRLML2502 is a small-signal N-channel enhancement mode power MOSFET designed for low-voltage, high-efficiency switching applications. It is commonly used as a load switch or power control transistor in compact electronic systems such as battery-powered devices, LED drivers, and DC-DC converters. It features a low on-resistance (RDS(on)), which allows it to switch higher currents with minimal power loss and heat generation. The device is optimized for logic-level gate drive, meaning it can be driven directly from microcontrollers (like 3.3 V or 5 V systems). It is packaged in a compact SOT-23 (Micro3) surface-mount package, making it suitable for space-constrained PCB designs. Key Features N-channel enhancement mode MOSFET Drain-source voltage (VDS) up to 20 V Continuous drain current up to ~4.2 A (at 25°C) Very low RDS(on) ≈ 45 mΩ @ VGS = 4.5 V Logic-level gate drive capability (works with 2.5–4.5 V signals) Fast switching performance Compact SOT-23 (Micro3) surface-mount package Low gate charge for efficient switching Suitable for battery-powered and low-voltage applications RoHS compliant, lead-free design #IRLML2502 #MOSFET #NChannelMOSFET #PowerElectronics #SOT23 #LogicLevelMOSFET #PowerSwitch #ElectronicComponents #EmbeddedSystems #PCBDesign

N-Channel 30 V 5.7A (Ta) 1.4W (Ta) Surface Mount SOT-23-3 The AO3400A N-Channel MOSFET is a 30V N-channel enhancement-mode MOSFET designed using trench MOSFET technology. It is widely used for load switching, DC-DC converters, motor driving, and PWM control applications due to its very low on-resistance and compact SOT-23 package. It is especially popular in small electronics and embedded systems because it can be driven directly by 3.3V or 5V logic signals, making it ideal for microcontroller-based designs. Key Features Drain-Source Voltage (VDS): 30V Continuous Drain Current (ID): up to 5.7A (at 25°C) Ultra-low RDS(on): ~26.5 mΩ @ VGS = 10V ~32 mΩ @ VGS = 4.5V ~48 mΩ @ VGS = 2.5V Logic-level gate drive (works well with MCU GPIOs) Fast switching performance (ns-range switching times) Low gate charge (~6–7 nC) → efficient switching Compact SOT-23 package for space-saving PCB design Low power dissipation (~1.4W typical at 25°C ambient) Operating temperature: −55°C to +150°C Typical Applications Load switching (LEDs, sensors, small motors) Power management in battery-powered devices DC-DC converters PWM control circuits Fan and heater control in embedded systems #AO3400A #MOSFET #NChannelMOSFET #PowerElectronics #SOT23 #LoadSwitch #EmbeddedSystems #ElectronicsComponents #TrenchMOSFET #Commonpartslibrary #Transistor #FET

Isolated Module DC DC Converter 2 Output 5V -5V 300mA 4.5V - 5.5V Input # Engineering Specification ## Product Name IR0505S ## General Description IR0505S is an isolated power conversion module designed to provide reliable DC-to-DC power conversion for electronic and embedded systems requiring galvanic isolation between input and output circuits. The device is intended for use in industrial control equipment, communication systems, instrumentation, automation platforms, and other electronic applications where stable power delivery and electrical isolation are essential. The module incorporates integrated switching and isolation technologies to support efficient power transfer while reducing system complexity and board-level design effort. Its compact form factor allows straightforward integration into printed circuit board assemblies and power distribution architectures. The design emphasizes operational reliability, electrical safety, electromagnetic compatibility, and long-term performance in demanding environments. ## Functional Requirements ### Power Conversion The module shall convert input DC power to an isolated DC output suitable for downstream electronic circuits and subsystems. ### Electrical Isolation The module shall provide galvanic isolation between input and output domains to reduce the propagation of electrical noise, ground loops, and fault conditions. ### Operational Stability The module shall maintain stable output characteristics during normal operating conditions and expected load variations. ### System Integration The module shall support integration into embedded, industrial, and communication systems through standard electrical interfaces and assembly practices. ## Electrical Requirements ### Input Characteristics The device shall accept DC input power within the specified operating range and maintain reliable operation throughout normal conditions. ### Output Characteristics The device shall provide regulated isolated output power suitable for electronic loads requiring stable voltage and current delivery. ### Protection Features The design shall incorporate protective characteristics to support safe operation during abnormal electrical conditions and transient events. ### Noise Performance The module shall minimize conducted and radiated electrical noise to support compatibility with sensitive electronic circuits. ## Mechanical Requirements ### Package Construction The module shall utilize a compact package suitable for direct PCB mounting and automated assembly processes. ### Structural Integrity The assembly shall withstand normal handling, installation, transportation, and operational stresses without degradation of performance. ### Maintainability The device shall support replacement and servicing through standard electronic maintenance procedures. ## Environmental Requirements ### Operating Environment The module shall perform reliably within the environmental conditions specified for industrial and commercial electronic applications. ### Storage Conditions The product shall maintain functional integrity during storage and transportation when handled according to recommended practices. ## Quality Requirements ### Reliability The module shall be designed for dependable long-term operation with consistent electrical performance throughout its intended service life. ### Verification Electrical, mechanical, and environmental characteristics shall be validated through applicable inspection, testing, and qualification procedures. ### Compliance The product shall conform to applicable safety, quality, and manufacturing standards relevant to isolated power conversion devices. ## Documentation Requirements Supporting documentation shall include product identification, electrical characteristics, application guidance, installation recommendations, safety information, and maintenance considerations. ## Classification Tags #IR0505S #DCDCConverter #IsolatedPowerSupply #PowerModule #CommonPartsLibrary #IntegratedCircuit #PowerElectronics #ElectronicComponents #ElectricalEngineering #EmbeddedSystems #IndustrialAutomation #PowerManagement #CircuitDesign #PCBDesign #SystemIntegration #EngineeringSpecification #TechnicalDocumentation #ReliabilityEngineering #ElectronicHardware #ComponentLibrary