SMD Wire Wound Common Mode Choke YJYCOIN YLM4520-301T with Low Magnetic Flux Leakage and High Impedance

Product Overview

The YLM4520 Series is a Wire Wound Common Mode Choke featuring SMD construction, low profile, high impedance, excellent frequency characteristics, self-electromagnetic shielding, and low magnetic flux leakage. It is designed for EMI common-mode noise suppression in applications such as LED lighting, TV games, and monitors.

Product Attributes

• Brand: YJY ()
• Origin: Shenzhen, China
• Material List: CORE: FERRITE (SINCORES OR EQ), WIRE: 2UEW P180 (PACIFIC OR EQ), TAPE: DM TAPE (HENGRENXIN OR EQ), SOLDER: Sn Cu (SHENMAO OR EQ), INK: Black (BON MARK)

Technical Specifications

Reliability Testing

• Operating Temperature: -30 to +100 (Contain Heating coil)
• Appearance Inspection: No external defects by visual inspection.
• Terminal Strength: After soldering, between copper plate and terminals of coils, push in two directions of X, Y with standing 10N(1.02kg) for 10+/-2 sec. Terminal should not peel off.
• Heat endurance of reflow soldering: Refer to figure.
• Insulating resistance: Over 100 M at 100V D.C. between wire and core.
• Dielectric Strength: Apply at 0.5KV 3mA for 1 minute between wire and core.
• Temperature characteristics: Inductance coefficient (0~2,000) 10 / (-30 ~ +100 ).
• Humidity characteristics: Inductance deviation within 10%, after 96 hours in 90~95% relative humidity at 40 2 and 1 hours drying under normal condition. A test is made under the above mentioned condition, and it is kept for 2 hours in the normal.