Ferrite Beads MMZ1608Q331BTA00 L0603 LCSC Part Number: C2661635 JLCPCB Part Class: undefined Manufactured by TDK

Ferrite Beads MMZ1608Y221BTD25 L0603 LCSC Part Number: C2661830 JLCPCB Part Class: undefined Manufactured by TDK

Ferrite Beads MMZ1608Y751BTA00 L0603 LCSC Part Number: C2661594 JLCPCB Part Class: undefined Manufactured by TDK

Ferrite Beads MMZ1608F121BTD25 L0603 LCSC Part Number: C2661879 JLCPCB Part Class: undefined Manufactured by TDK

4.7 µH Shielded Drum Core, Wirewound Inductor 2.6 A 105mOhm Max 2-SMD The SRP4020TA-4R7M is a compact surface-mount power inductor designed for use in high-efficiency power conversion and energy storage applications. It is optimized for switching regulators, DC-DC converters, and filtering circuits where stable inductance, low core loss, and reliable current handling are required. The device features a magnetically shielded construction that minimizes electromagnetic interference, making it suitable for densely populated electronic assemblies. Its robust design supports consistent performance across a wide range of operating conditions, contributing to improved system efficiency and reduced noise. Construction and Materials The component is manufactured using a ferrite core with integrated winding, enclosed in a molded structure that provides mechanical stability and environmental protection. The shielding structure reduces flux leakage and enhances electromagnetic compatibility. External terminations are designed for reliable solderability and strong adhesion to standard printed circuit board pads. Electrical Characteristics The inductor provides a nominal inductance corresponding to its designation and maintains stability under rated operating conditions. It exhibits low direct current resistance to minimize conduction losses and supports moderate to high current levels without significant saturation. The component is engineered to maintain performance over variations in temperature and frequency typical of switching power applications. Thermal Performance The device is capable of operating within standard industrial temperature ranges, with thermal characteristics that support efficient heat dissipation through the PCB. Its construction helps maintain inductance stability and prevents degradation under thermal stress. Mechanical Characteristics The package is a low-profile, surface-mount form factor suitable for automated assembly. The compact footprint enables use in space-constrained designs, while the structure ensures durability during handling and reflow soldering processes. Applications Typical applications include step-down and step-up voltage regulators, power management modules, portable electronics, telecommunications equipment, and general-purpose filtering where compact size and efficient performance are critical. Reliability and Compliance The component is designed to meet common industry reliability standards for surface-mount passive devices. It is compatible with standard reflow soldering processes and is typically compliant with environmental regulations governing hazardous substances. #commonpartslibrary #inductor

Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A SMD,12.7x10.5mm Pulse Transformers RoHS The POE70P-50LD, manufactured by Coilcraft, is a magnetic component designed for PoE applications, where electrical power is delivered together with data over Ethernet cables. It is optimized for isolated DC-DC conversion in network-powered devices. Key Characteristics Part Type: PoE transformer / flyback transformer Technology: Magnetic (ferrite core) transformer Mounting: Surface-mount (SMT) Power Rating: ~7 W Isolation Voltage: up to 1500 Vrms Input Range: typically 36–72 V (PoE standard range) Output Example: ~5 V / 1.4 A (depending on design) Core Material: Ferrite Operating Temp: −40 °C to +85 °C Function (How it works) Converts high-voltage PoE input into low-voltage DC output Provides galvanic isolation between Ethernet line and device Works in a flyback converter topology Supports efficient energy transfer and EMI control Typical Applications IP cameras VoIP phones Wireless access points Network switches Industrial IoT devices #CommonPartsLibrary #Transformer

1.2 kOhms @ 100 MHz 1 Ferrite Bead Radial

250 Ohms @ 100 MHz 1 Power Line Ferrite Bead 0806 (2016 Metric) 2A 50mOhm #CommonPartsLibrary #Filter #FB

998 Ohms @ 100 MHz 1 Power Line Ferrite Bead Radial 5A 10mOhm #CommonPartsLibrary #Filter #28C0236

Ferrite Beads BLM03BB750SN1D L0201 LCSC Part Number: C337871 JLCPCB Part Class: undefined Manufactured by muRata(村田)