Transformers
Description: The FKS671121.101.01 is a compact, high-efficiency flyback transformer designed for isolated switching mode power supplies (SMPS). Built on the RM10 core platform, it features a precisely tuned winding configuration with low leakage inductance and DC resistance, minimizing power loss and thermal rise.
Key specifications and features:
Insulation Performance: 4000 VAC (primary to secondary) and 1500 VAC (primary to core) withstand voltage, ensuring robust isolation for safety-critical applications.Electrical Stability: ±10% inductance tolerance and tightly controlled turns ratio(104:38:11:10), delivering consistent performance across operating conditions.Environmental Durability: Rated for operation from -40°C to +125°C, supporting long-term reliability in industrial and consumer environments.Manufacturing Compatibility: Standardized SMD footprint optimized for automated assembly, reducing production costs and lead times. Ideal for use in industrial power supplies, LED drivers, battery chargers, and telecom equipment requiring high efficiency and reliable isolation.
Applications
- Switching Mode Power Supplies (SMPS): Ideal for isolated flyback or forward converter topologies in AC/DC power adapters, industrial power supplies, and off-line converters.
- Consumer Electronics: Suitable for power supply modules in home appliances, LED lighting drivers, and smart home devices requiring compact, efficient power conversion.
- Industrial Control Systems: Used in isolated power supplies for PLCs, motor drives, and industrial sensors, leveraging its wide temperature range and high insulation ratings.
- Telecom & Networking Equipment: Deployed in PoE (Power over Ethernet) devices, routers, and switches to provide isolated power conversion with noise immunity.
- Battery Charging Systems: Applied in isolated battery chargers for consumer electronics and power tools, ensuring safe and efficient charging with high-voltage isolation.
Characteristics
- High-Efficiency Power Conversion: Optimized winding structure with low leakage inductance (65.0 µH max.) and tight turns ratio tolerance (104:38:11:10), ensuring stable and efficient energy transfer in isolated power systems.
- Reliable Insulation Performance: Built with reinforced isolation, offering 4000 VAC (primary to secondary) and 1500 VAC (primary to core) insulation test voltages, meeting stringent safety standards for power supply applications.
- Robust Mechanical & Environmental Performance: Designed for wide operating temperature range (-40°C to +125°C) and high vibration resistance, suitable for harsh industrial and consumer electronic environments.
- Compact SMD Footprint: RM10-based design with standardized land pattern (20.32mm × 29.4mm), enabling automated SMT assembly and space-efficient PCB integration.
- Low DC Resistance: Ultra-low winding resistance (as low as 0.1 Ω max. for certain windings) minimizes power loss and thermal buildup, supporting rated current up to 0.3 A without performance degradation.
- Precision Manufacturing: Strict tolerance control on inductance (+10%) and electrical parameters, ensuring consistent performance across production batches for high-volume applications.
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