摘要:
A semiconductor package which includes a substrate formed from AlN and electrical terminals formed from tungsten on at least one surface of the substrate by bulk metallization to serve as electrical connection to a component within the package.
摘要:
A high reliability package which includes electrical terminals formed from an alloy of tungsten copper and brazed onto a surface of a ceramic substrate.
摘要:
A power module includes a power switching device and a flexible circuit with first and second traces electrically connected to the switching device, the first and second traces serving as an input signal carrier and an output signal carrier for the switching device.
摘要:
A high reliability power module which includes a plurality of hermetically sealed packages each having electrical terminals formed from an alloy of tungsten copper and brazed onto a surface of a ceramic substrate.
摘要:
A high reliability package which includes electrical terminals formed from an alloy of tungsten copper and brazed onto a surface of a ceramic substrate.
摘要:
A hermetically sealed semiconductor package that includes a power semiconductor die having electrodes thereof electrically connected to the external surface mountable terminals of the package without the use of wirebonds.
摘要:
A power module includes a power switching device and a flexible circuit with first and second traces electrically connected to the switching device, the first and second traces serving as an input signal carrier and an output signal carrier for the switching device.
摘要:
A phosphor can be excited by UV, purple or blue light LED, its preparation method, and light emitting devices incorporating the same. The phosphor contains rare earth, silicon, alkaline-earth metal, halogen, and oxygen, as well as aluminum or gallium. Its General formula of is aLn2O3.MO.bM′2O3.fSiO2.cAXe: dR, wherein Ln is at least one metal element selected from a group consisting of Sc, Y, La, Pr, Nd, Gd, Ho, Yb and Sm; M is at least one metal element selected from a group consisting of Ca, Sr and Ba; M′ is at least one metal element selected from Al and Ga; A is at least one metal element selected from a group consisting of Li, Na, K, Mg, Ca, Sr and Ba; X is at least one element selected from F and Cl; R is at least one metal element selected from a group consisting of Ce, Eu, Tb and Mn; 0.01≦a≦2, 0.35≦b≦4, 0.01≦c≦1, 0.01≦d≦0.3, 0.01≦f≦3, 0.6≦e≦2.4. The phosphor has broad emitting range, high efficiency, better uniformity and stability. A light emitting device is obtained by incorporating the phosphor into a UV, purple or blue light emitting device.
摘要翻译:可以通过紫外线,紫色或蓝色光LED,其制备方法和包含该荧光体的发光装置激发荧光体。 荧光体含有稀土,硅,碱土金属,卤素和氧,以及铝或镓。 其通式为aLn2O3.MO.bM'2O3.fSiO2.cAXe:dR,其中Ln是选自Sc,Y,La,Pr,Nd,Gd,Ho,Yb和Sm中的至少一种金属元素 ; M是选自Ca,Sr和Ba中的至少一种金属元素; M'是选自Al和Ga中的至少一种金属元素; A是选自Li,Na,K,Mg,Ca,Sr和Ba中的至少一种金属元素; X是选自F和Cl中的至少一种元素; R是选自Ce,Eu,Tb和Mn中的至少一种金属元素; 0.01 <= a <= 2,0.35 <= b <= 4,0.01 <= c <= 1,0.01 <= d <= 0.3,0.01 <= f <= 3,0.6 <= e <= 2.4。 荧光体具有广泛的发光范围,高效率,更好的均匀性和稳定性。 通过将荧光体掺入UV,紫色或蓝色发光器件中来获得发光器件。
摘要:
A module which includes a hermetically sealed housing and a terminal block which is integrated with the hermetically sealed housing to provide electrical connection to external devices.
摘要:
Disclosed are a red light-emitting nitride material, a light-emitting part and a light-emitting device comprising the same. The General Formula of the light-emitting material is: Ma(Al,B)bSicNdOe:Eum, Rn, wherein M is at least one of the alkaline earth metal elements Mg, Ca, Sr, Ba and Zn; R is at least one of the rare earth elements Y, La, Ce, Gd and Lu; and 0.9≦a