1.Main Product Types SMD Wire Wound PoC Inductors Balanced high inductance and high rated current, mainstream for mass-produced automotive camera PCBs, compact SMD packaging for automated SMT mounting. Shielded PoC Choke Coils Closed magnetic shielding structure, minimal magnetic leakage, prevents interference with adjacent CAN/LIN signal traces on ECU boards. High-Current Molded PoC Inductors Composite magnetic core, superior saturation performance, suitable for multi-camera high-power PoC supply loops. Miniature Low-Profile PoC Inductors Ultra-thin body, fits narrow small camera module internal layout space. 2.Core Technical Specifications Inductance Range: 1μH ~ 47μH (matched with automotive coaxial cable impedance) Automotive Qualification: AEC-Q200 Grade 1 / Grade 2 Operating Temperature: -55℃ ~ +125℃ Low DCR: Reduces DC power loss and heat generation for long camera operation High Self-Resonant Frequency (SRF): No resonance interference at high-speed LVDS/FPD-Link video frequency bands High Rated DC Current: Support stable power supply for multi-channel vehicle cameras Excellent High-Impedance Characteristic at Video Frequency: Effectively isolate AC high-speed signals Strict anti-vibration & anti-shock performance, comply with ISO vehicle mechanical reliability standards Inductance Tolerance: ±5% / ±10% 3.Core Advantages Specialized PoC circuit design: High impedance on video frequency, low DC resistance for power transmission, realize power & signal multiplex over single coaxial line AEC-Q200 automotive certified, stable parameters under engine compartment extreme temperature fluctuation Strong anti-interference capability, resist EMI from vehicle ignition, motors and high-voltage circuits to avoid image flicker or distortion Shielded version suppresses magnetic radiation, eliminates crosstalk between camera PoC lines and nearby communication wiring High saturation current, withstand instantaneous current surge during camera cold startup Mini SMD footprints, compatible with tiny automotive camera PCB layout Temperature-stable inductance value, no impedance drift leading to video signal attenuation 4.Typical Circuit Functions Block high-frequency LVDS/FPD-Link video signals, conduct DC supply power on coaxial cables Isolate power supply noise from high-speed image data to eliminate screen snowflake, flicker and signal distortion Filter DC power ripple for camera image sensor, MCU and lens drive circuits Prevent high-frequency video signal leakage into vehicle power rails to avoid system-wide EMI pollution 5.Application Fields Automotive 360° surround view cameras, rear-view backup cameras, ADAS front perception cameras, blind-spot monitoring cameras, automatic parking vision systems, vehicle FPD-Link / LVDS PoC transmission modules, domain controller camera input interface boards, new energy vehicle intelligent driving vision systems.