DELTA P/N : HCB1290 Series Mechanical dimensions Dimensions (Unit : mm) A 12.5 MAX B 11.0 MAX C 9.0 MAX D 2.2 E 2.5 F 3.0 G 6.8 H 12.8 Electrical Characteristics @ 25℃, 100KHz, 1V Delta P/N HCB1290-221 HCB1290-301 HCB1290-681 1. 2. 3. 4. L1 (nH) 220 300 680 Li (nH)MIN 176 240 435 DCR (mΩ) 0.33 ± 7% Isat 2 (A) 85 62 22 Tolerance of inductance : ± 15% Isat is the DC current which cause the inductance drop not lower than Li. Ir is the DC current which cause the surface temperature of the part increase approximately 40 ℃. Operating temperature: -40℃ to 125℃ (Self-temperature rise included). Ir 3 (A) 42