SMPS Inductor Schematic Diagram Iron Powder Material (Hydrogen Reduced) Well Suited for Switch Mode Power Supplies and Regulator Applications. Wire UL rated Class B (130o C) or better Electrical Specifications at 25OC Part Number L (1) (µH) Typ. ETOP (2) (VµS) Max. I max. Amps DCR Nom. (Ω) L-20573 77 33 1.54 0.2 1) Typical Inductance in ciruit. Inductance (No DC) 77µH +20% 2) Operational ET rated at 150 kHz. 3) Operating Temperature -30o To +130o C 1 1 .535 (13.59) TOP .300 (7.62) 2 2 .500 (12.70) .585 (14.86) Physical Dimensions inches (mm) .425 (10.80) .175 (4.44) .075 (1.90) .031 (0.78) DIA. RHOMBUS P/N: L-20573 CUST P/N: DATE: 2/14/97 Rhombus Industries Inc. Transformers & Magnetic Products www.rhombus-ind.com NAME: SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 FAX: (714) 896-0971