The invention discloses a high magnetic permeability broadband high-impedance nickel-zinc soft magnetic ferrite material which comprises main materials and additives, wherein the main materials comprise the following components in percentage by mole: 45-55mol% of Fe2O3, 25-35mol% of ZnO, 10-20mol% of NiO and 5-10mol% of CuO; the additives comprise the following components in percentage by mole: 0.5-5mol% of MgO, 0.5-9.5mol% of Co2O3 and 0.5-5mol% of CaCO3. The high magnetic permeability broadband high-impedance nickel-zinc soft magnetic ferrite material disclosed by the invention is high in magnetic permeability, wide in use frequency range and low in consumption, has magnetic permeability being up to 950 at 100kHz and 100mV, is capable of improving overall reliability of electronic equipment, meanwhile, has relatively high impedance at 60-500MHz, that is, being up to 1200omega or greater, has good external interference resistance in a high frequency environment, and is adaptable to severe environments.