Capacitors

The TPS54331 device is a 28-V, 3-A nonsynchronous buck converter that integrates a low RDS(on) high-side MOSFET. To increase efficiency at light loads, a pulse skipping Eco-mode feature is automatically activated. Furthermore, the 1-μA shutdown supply-current allows the device to be used in battery-powered applications. Current mode control with internal slope compensation simplifies the external compensation calculations and reduces component count while allowing the use of ceramic output capacitors. A resistor divider programs the hysteresis of the input undervoltage lockout. An overvoltage transient protection circuit limits voltage overshoots during start-up and transient conditions. A cycle-by-cycle current-limit scheme, frequency foldback and thermal shutdown protect the device and the load in the event of an overload condition. The TPS54331 device is available in an 8-pin SOIC package and 8-pin SO PowerPAD integrated circuit package that have been internally optimized to improve thermal performance. • 3.5 to 28-V input voltage range • Adjustable output voltage down to 0.8 V • Integrated 80-mΩ high-side MOSFET supports up to 3-A continuous output current • High efficiency at light loads with a pulse skipping Eco-mode • Fixed 570-kHz switching frequency • Typical 1-μA shutdown quiescent current • Adjustable slow-start limits inrush currents • Programmable UVLO threshold • Overvoltage transient protection • Cycle-by-cycle current limit, frequency foldback, and thermal shutdown protection • Available in easy-to-use SOIC8 package or thermally-enhanced SOIC8 PowerPAD™ integrated circuit package • Create a custom design using the TPS54331 with the WEBENCH® Power Designer • Use TPS62933 for a 30 VIN converter with higher frequency, lower IQ and improved EMI #CommonPartsLibrary #IntegratedCircuit #PowerManagement

The TPS54531DDA is a high-efficiency step-down switching regulator designed for converting higher input voltages into regulated lower output voltages. It integrates a power MOSFET, control circuitry, and protection features into a compact package, enabling simplified power supply design for a wide range of industrial, consumer, communication, and embedded applications. The device utilizes current-mode control architecture to provide fast transient response, stable operation, and straightforward loop compensation. It supports a wide input voltage range and delivers efficient power conversion while minimizing external component count. Built-in protection mechanisms enhance system reliability by safeguarding against fault conditions such as overcurrent, undervoltage, and thermal overload. The TPS54531DDA is commonly used in distributed power systems, industrial controllers, networking equipment, telecommunications hardware, battery-powered devices, and embedded computing platforms requiring efficient voltage regulation. Features Integrated high-side power MOSFET High-efficiency buck regulator architecture Wide input voltage operating range Current-mode control operation Adjustable output voltage capability Fast transient response performance Internal soft-start functionality Cycle-by-cycle current limiting protection Thermal shutdown protection Undervoltage lockout protection Frequency compensation support Low standby current operation Compact surface-mount package Suitable for industrial temperature environments Electrical Characteristics Step-down DC/DC conversion topology Fixed switching frequency operation Adjustable output regulation High conversion efficiency across load conditions Stable operation with ceramic output capacitors Integrated power switch architecture Low output voltage ripple performance High load regulation accuracy Applications Industrial automation systems Embedded processors and microcontrollers Communication equipment Networking hardware Distributed power architectures Point-of-load regulators Consumer electronic products Measurement and instrumentation equipment Battery-powered systems Digital control platforms Package Information Package Type: SO PowerPAD package Surface-mount assembly compatible Thermally enhanced package construction Optimized for automated PCB manufacturing Compact footprint for space-constrained designs #commonpartslibrary #integratedcircuit #powermanagement #powersupply #buckconverter #dcdcconverter #switchingregulator #voltageregulator #embeddedsystems #industrialelectronics #powerelectronics #texasinstruments #energyefficiency #electronicsdesign #powersupplycontroller

Boost Switching Regulator IC Positive Adjustable 2.2V 1 Output 3A SOT-563, SOT-666 TPS61023 device is a synchronous boost converter with 0.5-V ultra-low input voltage. The device provides a power supply solution for portable equipment and smart devices powered by various batteries and super capacitors. The TPS61023 has typical 3.7-A valley switch current limit over full temperature range. With a wide input voltage range of 0.5 V to 5.5 V, the TPS61023 supports super capacitor backup power applications, which may deeply discharge the super capacitor. The TPS61023 operates at 1-MHz switching frequency when the input voltage is above 1.5 V. The switching frequency decreases gradually to 0.5 MHz when the input voltage is below 1.5 V down to 1 V. The TPS61023 enters power-save mode at light load condition to maintain high efficiency over the entire load current range. The TPS61023 consumes a 20- µA quiescent current from VOUT in light load condition. During shutdown, the TPS61023 is completely disconnected from the input power and only consumes a 0.1-µA current to achieve long battery life. The TPS61023 has 5.7-V output overvoltage protection, output short circuit protection, and thermal shutdown protection. • Input voltage range: 0.5 V to 5.5 V • 1.8-V Minimum input voltage for start-up • Output voltage setting range: 2.2 V to 5.5 V • Two 47-mΩ (LS) / 68-mΩ (HS) MOSFETs • 3.7-A Valley switching current limit • 94% Efficiency at VIN = 3.6 V, VOUT = 5 V and IOUT = 1.5 A • 1-MHz Switching frequency when VIN > 1.5 V and 0.5-MHz switching frequency when VIN < 1 V • Typical 0.1-µA shutdown current from VIN and SW • ±2.5% Reference voltage accuracy over –40°C to +125°C • Auto PFM operation mode at light load • Pass-through mode when VIN > VOUT • True disconnection between input and output during shutdown • Output overvoltage and thermal shutdown protections • Output short-circuit protection • 1.2-mm × 1.6-mm SOT563 (DRL) 6-pin package

5V Positive Fixed TO-220 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators RoHS The 7805 is a fixed positive linear voltage regulator IC that provides a regulated +5 V DC output from a higher DC input voltage. It belongs to the widely used 78xx series of voltage regulators, where "05" indicates the 5 V output voltage. The device is commonly used in power supplies for microcontrollers, digital logic circuits, sensors, communication modules, and other electronic systems requiring a stable 5 V supply. It typically requires only a few external capacitors for reliable operation and includes built-in protection features for enhanced robustness. Key Features Fixed 5 V regulated output voltage Output current capability up to 1 A to 1.5 A (depending on manufacturer, package, and thermal conditions) Wide input voltage range (typically up to 35 V maximum) Internal thermal overload protection Internal short-circuit current limiting Safe Operating Area (SOA) protection Requires minimal external components Good line and load regulation Available in common packages such as TO-220, TO-263, and others Suitable for embedded systems, industrial controls, instrumentation, and general-purpose power supplies Typical Applications 12 V to 5 V power conversion Microcontroller and development board power supplies Embedded and IoT devices Digital logic circuits (TTL/CMOS) Sensor and communication module power regulation Educational and hobby electronics projects #CommonPartsLibrary #IntegratedCircuit #PowerManagement

330 µF Molded Tantalum Polymer Capacitor 16 V 2917 (7343 Metric) 50mOhm @ 100kHz KEMET KO-CAP solid polymer electrolytic capacitor, conductive polymer cathode, very low ESR down to 5mΩ, high ripple current capability, high frequency capacitance retention, long operational life, volumetrically efficient surface-mount package, improved capacitance retention compared to liquid electrolytic capacitors, suitable for high-reliability power filtering, decoupling and DC/DC converter applications. Search Keywords: KEMET KO-CAP, KO-CAP polymer capacitor, KEMET organic capacitor, KEMET polymer electrolytic capacitor, solid polymer capacitor, conductive polymer capacitor, low ESR polymer capacitor, high ripple current capacitor, SMD polymer capacitor, tantalum polymer capacitor, KO-CAP capacitor datasheet, KEMET KO-CAP low ESR, KEMET polymer capacitor 5mOhm ESR, high reliability polymer capacitor Hashtags: #KEMETKOCAP #KOCAP #KEMETCapacitor #PolymerCapacitor #OrganicCapacitor #SolidPolymerCapacitor #PolymerElectrolyticCapacitor #ConductivePolymerCapacitor #LowESRCapacitor #5mOhmESR #HighRippleCurrentCapacitor #SMDPolymerCapacitor #TantalumPolymerCapacitor #PowerFilteringCapacitor #DecouplingCapacitor #DCDCConverterCapacitor

The NTC5D-15 is a negative temperature coefficient thermistor designed for inrush current limiting and surge current suppression in power electronic circuits. It provides high resistance at ambient temperature to restrict excessive startup current and gradually decreases in resistance as it self-heats during operation, allowing normal current flow with minimal power loss. This component is commonly used in switched-mode power supplies, battery chargers, motor drives, lighting equipment, consumer electronics, industrial control systems, and other AC or DC power applications requiring reliable inrush current protection. Key Features Negative temperature coefficient thermistor technology Designed for inrush current limiting applications High surge current handling capability Low resistance during normal operating conditions Fast thermal response characteristics Stable electrical performance over repeated power cycles High reliability and long operational life Radial leaded through-hole package Suitable for AC and DC power systems Helps protect power supplies, rectifiers, capacitors, and switching devices from excessive startup current Electrical Characteristics NTC thermistor element Inrush current limiter function Low steady-state resistance after self-heating High energy absorption capability Wide operating temperature range Stable resistance-temperature behavior Suitable for continuous current operation within specified ratings Applications Switched-mode power supplies AC-DC converters Battery charging systems LED drivers and lighting equipment Industrial automation systems Motor control circuits Consumer electronics Home appliances Telecommunications equipment Power distribution modules Mechanical Characteristics Radial lead configuration Through-hole mounting Epoxy-coated thermistor body Compact package size for PCB installation RoHS-compliant construction depending on manufacturer version #commonpartslibrary #passivecomponent #thermistor #ntc #inrushcurrentlimiter #surgeprotection #powermanagement #powersupply #circuitprotection #industrialelectronics #powerelectronics #electroniccomponent

555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-PDIP The TLC555 is a CMOS monolithic timing circuit. The timer is fully compatible with CMOS, TTL, and MOS logic and operates at frequencies up to 2MHz. Because of a high input impedance, this device supports smaller timing capacitors than those supported by the NE555 or LM555. As a result, more accurate time delays and oscillations are possible. Power consumption is low across the full range of power-supply voltage. • Very low power consumption: – 1mW typical at VDD = 5V • Capable of operation in astable mode • CMOS output capable of swinging rail to rail • High output current capability – Sink: 100mA typical – Source: 10mA typical • Output fully compatible with CMOS, TTL, and MOS • Low supply current reduces spikes during output transitions • Single-supply operation from 2V to 15V • Functionally interchangeable with the NE555; has same pinout • ESD protection exceeds 1000V per ANSI/ESDA/ JEDEC JS-001 • Available in Q-temp automotive – High-reliability automotive applications – Configuration control and print support – Qualification to automotive standards #CommonPartsLibrary #IntegratedCircuit

The A767KN476M1HLAE029 is a surface-mount aluminum electrolytic capacitor designed for bulk energy storage, power supply filtering, ripple current suppression, and voltage stabilization applications. This capacitor utilizes aluminum electrolytic technology to provide high capacitance density in a compact package, making it suitable for modern power management and industrial electronic systems. The device is optimized for applications requiring stable capacitance performance, long operational life, and reliable operation under varying electrical and environmental conditions. It is commonly used in switching power supplies, DC-DC converters, industrial control equipment, communication systems, consumer electronics, and embedded power distribution networks. Its low impedance characteristics and high ripple current capability support efficient power filtering and transient response improvement in electronic circuits. The surface-mount construction enables automated assembly processes and compact PCB integration in high-density designs. Engineering Specification Device Type Aluminum electrolytic capacitor Capacitor Technology Surface-mount aluminum electrolytic construction Capacitance Characteristics High-capacitance energy storage and filtering capability Electrical Characteristics Optimized for power supply filtering and voltage stabilization Impedance Performance Low impedance design for efficient ripple suppression Ripple Current Capability Suitable for high-ripple-current power applications Thermal Characteristics Stable operation across industrial electronic operating conditions Reliability Features Long operational lifetime and robust electrical performance Mounting Style Surface mount technology Package Structure Chip-type aluminum electrolytic capacitor Environmental Characteristics Designed for commercial and industrial electronic environments Applications Switching power supplies DC-DC converters Power management systems Industrial automation Communication equipment Embedded systems Consumer electronics Voltage filtering circuits Energy storage applications Power distribution networks Manufacturer Commonly associated with KEMET aluminum electrolytic capacitor product families #commonpartslibrary #electrolyticcapacitor #aluminumcapacitor #passivecomponents #powerelectronics #powersupply #filtercapacitor #energystorage #surfaceountcomponents #embeddedhardware #electronicsdesign #dcdcconverter #industrialelectronics #powermanagement #ripplefiltering

Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 36V 12A 5V - 36V Input The LTM®4712 is a high efficiency buck-boost µModule® (micromodule) regulator. The switching controller, power switches, inductor and support components are included in the package. The complete design requires only a few external components, including a resistor to set frequency, a resistor to set output voltage, input, and output capacitors, a sensing resistor to achieve input or output average current regulation. The LTM4712 operates over a 5V to 36V input voltage range and can regulate output voltages between 1V and 36V. The LTM4712 supports selectable forced continuous mode (FCM)/pulse-skipping mode (PSM) operation. The current mode control enables a fast transient response to line and load changes without sacrificing stability. The SYNC input and CLKOUT output allow easy synchronization. It supports multi-phase parallel operation for high power applications. The LTM4712 is offered in a 16mm × 16mm × 8.34mm ball grid array (BGA) package suitable for automated assembly by standard surface mount equipment. The LTM4712 is RoHS-compliant. #Power-supply #DCDC-Converter

Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 36V 12A 5V - 36V Input The LTM®4712 is a high efficiency buck-boost µModule® (micromodule) regulator. The switching controller, power switches, inductor and support components are included in the package. The complete design requires only a few external components, including a resistor to set frequency, a resistor to set output voltage, input, and output capacitors, a sensing resistor to achieve input or output average current regulation. The LTM4712 operates over a 5V to 36V input voltage range and can regulate output voltages between 1V and 36V. The LTM4712 supports selectable forced continuous mode (FCM)/pulse-skipping mode (PSM) operation. The current mode control enables a fast transient response to line and load changes without sacrificing stability. The SYNC input and CLKOUT output allow easy synchronization. It supports multi-phase parallel operation for high power applications. The LTM4712 is offered in a 16mm × 16mm × 8.34mm ball grid array (BGA) package suitable for automated assembly by standard surface mount equipment. The LTM4712 is RoHS-compliant n Complete Buck-Boost Switch Mode Power Supply n VOUT Equal, Greater, Less Than VIN n Wide Input Voltage Range: 5V to 36V n Wide Output Voltage Range: 1V to 36V n 12A in Buck and Buck-Boost Mode, 6A under 12VIN and 24VOUT n Up to 98% Efficiency n Peak Current Mode Control n Adjustable Input or Output Average Current Limits n Input or Output Current Monitoring n Power Good Output Signal n Parallelable for Increased Output Current n Phase-Lockable Fixed Frequency: 100kHz to 600kHz n Selectable Forced Continuous/Pulse-Skipping Modes n VOUT is Disconnected from VIN During Shutdown n 16mm ×16mm × 8.34mm BGA Package #Power-supply