Battery Management ICs
A Battery Management IC is a specialized microcontroller that monitors and manages the charging and discharging of a lithium-ion or other type of battery. These ICs are essential for ensuring the safe and efficient operation of batteries in a wide range of applications, including portable electronics, electric vehicles, and renewable energy systems. One of the key functions of a Battery Management IC is to optimize the charging and discharging of a battery by controlling the flow of current. This can help to extend the life of the battery and improve its overall performance. In addition to controlling the charging and discharging of a battery, a Battery Management IC can also perform other functions such as monitoring the temperature and voltage of the battery, protecting the battery from overcharge and overdischarge, and providing diagnostic information about the battery's health. Flux.ai has the world's largest community-driven public library of Battery Management ICs, with footprints, symbols, datasheets, and simulation models available for use. Whether you are a designer, engineer, or researcher, the Flux.ai library is an invaluable resource for finding the right Battery Management IC for your project.
BQ34Z100-R2
Multichemistry Impedance Track™ stand-alone fuel gauge Battery Fuel Gauge IC for accurate state-of-charge, state-of-health, and runtime prediction of rechargeable battery packs using Texas Instruments' Impedance Track™ algorithm. It supports 1- to 16-series Li-Ion/Li-Polymer, as well as NiMH and lead-acid batteries, communicates via an I²C interface, measures pack voltage up to 65 V, and integrates coulomb counting, temperature sensing, and programmable battery management functions. #BatteryFuelGauge #FuelGaugeIC #BatteryManagement #ImpedanceTrack #CoulombCounter #I2C #LiIon #LiPolymer #NiMH #LeadAcid #TexasInstruments #BQ34Z100R2
7 Uses0 Stars0697H9150-01
Radial Slow-Blow Board-Mount Fuse – 15 A time-delay (slow-blow) radial through-hole fuse for power supplies, industrial equipment, automotive electronics, battery management systems, and circuit protection applications. Features a 350 VAC / 72 VDC voltage rating, 15 A current rating, 150 A AC and 200 A DC interrupting capacity, and 563 A²s melting I²t for reliable inrush current tolerance. Constructed with tin-plated radial leads for through-hole PCB mounting, complies with AEC-Q200 automotive qualification, and is cURus recognized and RoHS compliant. Operates over a −55°C to +125°C temperature range and is housed in a compact 8.35 × 4.0 × 7.8 mm radial package. #BelFuse #0697H915001 #0697H #RadialFuse #SlowBlowFuse #TimeDelayFuse #BoardMountFuse #ThroughHole #CircuitProtection #AECQ200 #IndustrialElectronics #EmbeddedSystems
18 Uses0 StarsBQ25157YFPR
Single-Cell Linear Li-Ion Battery Charger & Power Management IC – I²C-controlled single-cell lithium-ion/polymer battery charger with integrated power-path management, system voltage regulation, 16-bit ADC, and 150 mA LDO for wearables, IoT devices, medical electronics, wireless sensors, and portable embedded systems. Supports a programmable fast-charge current from 1.25 mA to 500 mA, operates from a 3.9 V to 6.05 V input, and provides a programmable battery regulation voltage from 3.6 V to 4.6 V in 10 mV steps. Features 10 nA ship mode, power-path management with regulated PMID output, integrated 150 mA low-dropout regulator (LDO), 16-bit ADC for monitoring battery voltage, charge current, input voltage, system voltage, and temperature, 6.2 V input overvoltage protection (OVP), JEITA-compliant temperature monitoring, watchdog timer, safety timers, NTC battery temperature sensing, and I²C programmable charging parameters. Specified for operation over a −40°C to +85°C temperature range and housed in a 20-ball DSBGA package. #TexasInstruments #BQ25157YFPR #BQ25157 #BatteryCharger #LiIonCharger #PowerPath #PowerManagement #PMIC #BatteryManagement #I2C #Wearables #EmbeddedSystems
2 Uses0 StarsSQJ128ELP-T1_GE3
Automotive N-Channel Power MOSFET – 30 V N-channel TrenchFET® Gen IV power MOSFET optimized for automotive power distribution, battery management systems (BMS), motor drives, DC-DC converters, load switching, and high-current embedded power applications. Features a 30 V drain-to-source voltage (VDS), 437 A continuous drain current (TC = 25°C), and ultra-low RDS(on) of 1.16 mΩ maximum at VGS = 10 V (1.66 mΩ maximum at VGS = 4.5 V) for exceptionally low conduction losses. Offers ±20 V gate-to-source voltage, 595 A pulsed drain current, 500 W maximum power dissipation, low gate charge, optimized Qgd/Qgs ratio for fast switching, and an integrated body diode for high-efficiency switching applications. Qualified to AEC-Q101, 100% Rg and UIS tested, and specified for operation over a −55°C to +175°C junction temperature range. Housed in a PowerPAK® SO-8L surface-mount package. #Vishay #SQJ128ELPT1GE3 #SQJ128ELP #NChannelMOSFET #TrenchFET #PowerMOSFET #DCDCConverter #BatteryManagement #MotorDrive #AutomotiveElectronics #PowerPAKSO8L #EmbeddedSystems
56 Uses0 StarsTCAN1462VDRQ1
Automotive CAN FD Transceiver – High-speed CAN FD transceiver compliant with ISO 11898-2:2016 for automotive ECUs, body electronics, industrial automation, motor control, battery management systems (BMS), and embedded communication networks. Supports Classical CAN and CAN FD communication with data rates up to 8 Mbps, operating from a 4.5 V to 5.5 V supply. Features standby mode with ultra-low power consumption, ±58 V bus fault protection, TXD dominant timeout, thermal shutdown, undervoltage protection, 100 mV receiver hysteresis, and failsafe operation for robust and reliable CAN communication. Qualified to AEC-Q100 Grade 1, it operates over a −40°C to +125°C junction temperature range and is housed in a standard 8-pin SOIC package. Unlike the TCAN1462VDRBRQ1, this version does not include Signal Improvement Capability (SIC), making it suitable for conventional CAN/CAN FD networks. #TexasInstruments #TCAN1462VDRQ1 #TCAN1462Q1 #CANFD #CANTransceiver #AutomotiveElectronics #IndustrialCommunication #BatteryManagement #AECQ100 #SOIC8 #EmbeddedSystems
49 Uses0 StarsETA1061V50S2G
1uA Ultra low lq, 0.8V Startup, 1A Synchronous Boost ETA1061, ETA Solutions ETA1061, Synchronous Boost Converter, Ultra Low IQ Boost Converter, 1uA Quiescent Current Converter, 0.8V Startup Converter, DC DC Step Up Converter, Low Power Boost Regulator, Battery Powered Converter, Energy Harvesting Power Supply, IoT Power Management IC, Wearable Electronics Power IC, Power Bank Converter, 5V Boost Converter, High Efficiency Boost Converter, SOT23-6 Boost Converter, DFN2x2 Boost Converter, Portable Electronics Power Supply, Ultra Low Power DC DC Converter, Reverse Current Protection Converter Hashtags: #ETA1061 #ETASolutions #BoostConverter #DCDCConverter #PowerManagement #LowPowerDesign #UltraLowPower #EnergyHarvesting #BatteryPowered #IoTDevices #WearableElectronics #PowerBank #EmbeddedSystems #PowerElectronics #ElectronicsDesign #PCBDesign #HardwareEngineering #PortableElectronics #VoltageRegulator #BatteryManagement
0 Uses0 StarsSQ4435EY-T1_GE3
P-Channel 30V 15A (Tc) 6.8W (Tc) Surface Mount 8-SOIC The SQ4435EY-T1_GE3 is an automotive-grade P-Channel enhancement-mode TrenchFET® power MOSFET from Vishay Siliconix. It is designed for efficient high-side load switching and power management applications, offering low on-resistance, fast switching performance, and excellent thermal reliability. Qualified to AEC-Q101, this MOSFET is suitable for demanding automotive and industrial environments. It is housed in a compact SO-8 surface-mount package, making it ideal for space-constrained designs. Key Features P-Channel enhancement-mode TrenchFET® MOSFET 30 V drain-to-source voltage (VDS) 15 A continuous drain current (TC = 25°C) Low RDS(on): 18 mΩ max @ VGS = -10 V 31 mΩ max @ VGS = -4.5 V AEC-Q101 qualified for automotive applications Operating junction temperature: -55°C to +175°C Low conduction losses for improved power efficiency Fast switching characteristics 100% Rg and UIS tested RoHS compliant and halogen-free Compact SO-8 surface-mount package Typical Applications Automotive high-side load switches Battery management systems (BMS) DC-DC converters Power distribution switches Motor control circuits Industrial power management Reverse battery protection #Vishay #SQ4435EY #PChannelMOSFET #TrenchFET #PowerMOSFET #Automotive #AECQ101 #HighSideSwitch #PowerManagement #DCDC #BatteryManagement #SO8 #IndustrialElectronics #LowRDSon #SurfaceMount
11 Uses0 StarsBSC030N10NS5SCATMA1
N-Channel 100 V 171A (Tc) 188W (Tc) Surface Mount PG-WSON-8-2 The BSC030N10NS5SCATMA1 specification defines the engineering requirements for an N-channel power MOSFET designed for high-efficiency switching and power management applications. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure reliable switching performance, low conduction losses, and long-term operational stability in power electronic systems. The device is intended for use in DC-DC converters, synchronous rectification circuits, motor control systems, battery management systems, power distribution modules, and industrial electronic equipment. It provides low on-state resistance, fast switching characteristics, and efficient power handling, making it suitable for high-frequency and high-current applications requiring optimized efficiency and thermal performance. Engineering Requirements The power MOSFET shall be manufactured using advanced semiconductor fabrication processes and qualified materials to ensure consistent electrical characteristics, high switching efficiency, and reliable long-term operation. The device shall maintain stable performance under specified voltage, current, and environmental operating conditions. Electrical characteristics shall provide low on-state resistance, high current-carrying capability, low gate charge, and fast switching performance to minimize conduction and switching losses. The device shall maintain stable operation during repetitive switching cycles, transient load conditions, and dynamic power management applications. Thermal performance shall support efficient heat dissipation through the package structure and printed circuit board interface. The component shall maintain electrical integrity and operational reliability within the specified junction temperature range during continuous and intermittent high-power operation. Mechanical construction shall be suitable for automated surface-mount assembly and compatible with standard solder reflow manufacturing processes. The package shall withstand vibration, thermal cycling, mechanical handling, and environmental exposure without degradation of electrical or mechanical performance. Workmanship shall be free from defects including contamination, cracks, bond failures, package deformation, or structural inconsistencies. Inspection, validation, and testing shall be conducted using calibrated equipment and controlled quality procedures to verify compliance with all applicable engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, thermal characterization reports, qualification records, inspection reports, material declarations, reliability data, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before implementation to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #PowerMOSFET #NChannelMOSFET #PowerElectronics #PowerManagement #MotorControl #DCDCConverter #Semiconductor #QualityAssurance #EngineeringDocumentation #commonpartslibrary #transistor #mosfet
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