元器件降額標(biāo)準(zhǔn)

1、元器件降額準(zhǔn)則（參考件）元器件種類降額參數(shù)降額等級(jí)模擬電路電源電壓輸入電壓放大器輸出電流功率最高結(jié)溫（）電源電壓輸入電壓比較器輸出電流功率最高結(jié)溫（）電源電壓輸入電壓0.700.600.700.70800.700.700.700.70800.700.700.800.700.800.75950.800.800.800.75950.800.800.800.700.800.801050.800.800.800.801050.800.80電壓調(diào)整器輸出輸入電壓差輸出電流功率0.700.700.700.800.750.750.850.800.80集成電路最高結(jié)溫（）電源電壓輸入電壓模擬開關(guān)輸出電流功率最

2、高結(jié)溫（）800.700.800.750.7080950.800.850.800.75951050.850.900.850.80105數(shù)字電路雙極型電路MOS型電路頻率輸出電流最高結(jié)溫（）電源電壓輸出電流功率最高結(jié)溫（）0.800.80850.700.800.80850.900.901000.800.900.801000.900.901150.800.900.90115厚模集成電路（W/cm2）混和集成電路薄模集成電路（W/cm2）最高結(jié)溫（）大規(guī)模集成電路最高結(jié)溫（）857.56.5100改進(jìn)散熱方式降低結(jié)溫115分離半導(dǎo)體晶體管方向電壓一般晶體管功率MOSFET的柵源電壓電流功率0.600

3、.500.600.500.700.600.700.650.800.700.800.75器功率管安集電極發(fā)射極電壓0.700.800.90件全工作區(qū)集電極最大允許電流0.600.700.80最高結(jié)溫Tjm（）微波晶體管200175150最高結(jié)溫115100Tjm-65140125Tjm-40同晶體管160145Tjm-20二極管（基準(zhǔn)電壓（不適用于穩(wěn)壓管）電流功率0.600.500.500.700.650.650.800.800.80管除外）最高結(jié)溫Tjm（）200175150115100Tjm-65140125Tjm-40160145Tjm-20微波二極管基準(zhǔn)二極管最高結(jié)溫同二極管可控硅/半導(dǎo)

4、體光電器件最高結(jié)溫Tjm（）電壓電流2001751500.600.50115100Tjm-650.700.65140125Tjm-400.800.80160145Tjm-20固定電阻器合成型電阻器薄膜型電阻器電阻網(wǎng)絡(luò)電壓功率環(huán)境溫度電壓功率環(huán)境溫度電壓功率環(huán)境溫度0.750.750.750.500.600.70按元件負(fù)荷特性曲線降額0.750.750.750.500.600.70按元件負(fù)荷特性曲線降額0.750.750.750.500.600.70按元件負(fù)荷特性曲線降額電壓0.750.750.75線繞電阻功率精密型功率型0.250.500.450.600.600.70環(huán)境溫度按元件負(fù)荷特性曲線

5、降額非線繞電位器電壓功率合成、薄膜微調(diào)精密塑料型0.750.30不采用0.750.450.500.750.600.50電環(huán)境溫度按元件負(fù)荷特性曲線降額位器線繞電位器電壓普通型功率非密封功率型微調(diào)線繞型0.750.300.300.750.450.450.750.500.700.50環(huán)境溫度按元件負(fù)荷特性曲線降額熱敏電阻器功率最高環(huán)境溫度（）0.50T-15AM0.50T-15AM0.50T-15AM電固定玻璃釉型直流工作電壓0.500.600.70容最高額定環(huán)境溫度T-10AMT-10AMT-10AM器T（）AM固定云母型直流工作電壓最高額定環(huán)境溫度0.50T-10AM0.60T-10AM0.7

6、0T-10AMT（）AM直流工作電壓固定陶瓷型最高額定環(huán)境溫度0.50T-10AM0.60T-10AM0.70T-10AMT（）AM直流工作電壓固定紙/塑料薄膜最高額定環(huán)境溫度0.50T-10AM0.60T-10AM0.70T-10AMT（）AM鋁電解直流工作電壓最高額定環(huán)境溫度0.75T-20AM電解電T（）AM容器直流工作電壓0.500.600.70鉭電解最高額定環(huán)境溫度T-20AMT-20AMT-20AMT（）AM直流工作電壓微調(diào)電容器最高額定環(huán)境溫度0.300.40T-10AM0.50T-10AM0.50T-10AM電感元件T（）AM熱點(diǎn)溫度T（）(簡(jiǎn)寫T)HS工作電流瞬間電壓/電流介

7、質(zhì)耐壓扼流圈工作電壓小功率負(fù)荷（100mW）T-4025T-2510T-1500.600.700.600.700.600.700.90.90.90.50.60.50.60.50.60.70.70.7不降額電阻負(fù)載電容負(fù)載（最大浪涌電流）0.500.500.750.750.900.90繼電連續(xù)觸電感負(fù)載點(diǎn)電流電機(jī)負(fù)載燈絲負(fù)載電感額定電流的電阻額定電流的電機(jī)額定電流的電阻額定電流的燈泡額定電流的電阻額定電流的0.500.350.500.150.500.070.080.750.400.750.200.750.100.900.750.900.350.900.30器觸點(diǎn)功率（用于舌簧水銀式）0.400.

8、500.70線圈吸合電壓線圈釋放電壓最小維持電壓最小線圈電壓最大允許值最小允許值0.901.101.100.900.901.101.100.900.901.101.100.90最高額定環(huán)境溫度T（）AM振動(dòng)極限工作壽命（循環(huán)次數(shù)）開連續(xù)觸小功率負(fù)荷（100mW）T-20AM0.600.50T-20AM0.60不降額T-20AM0.60關(guān)點(diǎn)電流電阻負(fù)載電容負(fù)載（電阻額定電流的）0.500.500.750.750.900.90電感負(fù)載電機(jī)負(fù)載燈絲負(fù)載電感額定電流的電阻額定電流的電機(jī)額定電流的電阻額定電流的燈泡額定電流的電阻額定電流的0.500.350.500.150.500.070.080.750

9、.400.750.200.750.100.900.750.900.350.900.15連接器電機(jī)觸點(diǎn)電壓觸點(diǎn)功率工作電壓工作電流最高接觸對(duì)額定溫度T（）M最高工作溫度（）最低極限（）軸承載荷額定值0.400.400.500.50T-40MT-4000.750.500.500.700.70T-20MT-2000.900.700.700.800.80T-15MT-1500.90燈泡白熾燈氖/氬燈工作電壓（如可行）工作電壓（如可行）0.940.940.940.940.940.94電路斷路器保險(xiǎn)絲晶體微波管阻性負(fù)載容性負(fù)載電流感性負(fù)載電機(jī)負(fù)載燈絲負(fù)載最高額定環(huán)境溫度T（）AM電流額定值0.5A0.5A

10、T25時(shí)，增加降額1/最低溫度（）最高溫度（）最高額定環(huán)境溫度（）輸出功率反射功率占空比0.750.750.400.200.100.450.50.20.40.005T+10LT-10UT-20AM0.800.500.750.750.750.400.200.10T-20AM0.450.50.20.40.005T+10LT-10UT-20AM0.800.500.750.900.900.500.350.150.450.50.20.40.005T+10LT-10UT-20AM0.800.500.75聲表面波器件輸入功率（f100MHz）輸入功率（f100MHz峰值光輸出功率降低+10dBm降低+20d

11、Bm0.50（適用于ILD）纖維光纖光源電流結(jié)溫0.50（適用于ILD）設(shè)法降低光學(xué)光纖探測(cè)器PIN反向壓降結(jié)溫0.60設(shè)法降低器件光纖與光纜溫度張力光纖光纜上限額定值20；下限額定值+20耐拉試驗(yàn)的0.20拉伸額定值的0.50導(dǎo)線彎曲半徑核輻射最大應(yīng)用電壓線規(guī)AVG最小允許值的0.20按產(chǎn)品詳細(xì)規(guī)范降額或加固最大絕緣電壓規(guī)定值的0.5030/28/26/24/22/20/18/16與電纜最大應(yīng)用電流（A）單根導(dǎo)線電流ISV線規(guī)AVG單根導(dǎo)線電流ISV.3/1.8/2.5/3.3/4.5/6.5/9.2/13.014/12/10/8/6/417.0/23.0/33.0/44.0/60.0/81

12、.0雙極型數(shù)字電路降額準(zhǔn)則降額參數(shù)電源電容容限頻率輸出電流最高結(jié)溫（C）30.800.8085降額等級(jí)50.900.90100見技術(shù)條件0.950.90115HP電壓降額標(biāo)準(zhǔn)器件型號(hào)電阻峰值電壓(%)正常狀態(tài)功率(%)溫度最差狀態(tài)峰值電壓(%)功率(%)溫度碳膜、金屬膜1/450505080100WPCB的PCB的Kohm1/2W1W1/4504080505050標(biāo)準(zhǔn)焊接溫度504080808080標(biāo)準(zhǔn)焊接溫度100W85C100Kohm1/2W1W2W玻璃釉電阻壓敏電阻808080805060505080808070808080606080C不同功率下的峰值電壓：1/6W-200（150）V

13、；1/4W-250V；1/2W-350V；1W-350V；2W-350V；3W-500V；5W-500V器件型號(hào)NTC-電阻PTC-電阻Isteady(%)Im(%)Isteady(%)80Im(%)80電容薄膜電容VVVIITeVVVIITeDCCPpearmsp-pmpDCCPpearmsp-pmp(%)(%)k(%)(%)(%)(%)(%)k(%)(%)(%)(%)(%)8585PEMPE9085MPP858585Ceramicfixed75809090陶瓷電容Electrolytic8080856090959070(85C,2000h)Electrolytic80(105C,2000h

14、)80906090959070ComponentTypInductorsChokeCoilTransformerSemiconductorsNormalCaseWorstCaseCoreTemp(C)CoreTemp(%)CoreTemp(C)CoreTemp(%)80Tjmin.=150CNote:TjtoTcasehastobecalculatedforverificationinanycaseDiodeVrm(%)Io(%)Ifsm(%)Tcase(C)Vrm(%)Io(%)Ifsm(%)Tcase(C)90507090ZenerDiodePd(%)Iz(%)IFMTcasePd(%)I

15、z(%)IFMTcase(%)(C)(%)(C)50508090Damp/ModulationDiodeVrm(%)Io(%)Ifsm(%)Tcase(C)TransistorsVce(%)Veb(%)90IC(%)TcaseVce(%)(C50Veb(%)70IC(%)90Tcase(C85MOSFETVpss(%)8585Ip(%)8085IDM(%)80VGS(%)8585Vpss(%)9085Ip(%)8585IDM(%)8090VGS(%)85ICVpeak(%)Pd(%)TcaseVpeak(%)Pd(%)Tcase(C)(C)808090858090PCB(SolderTemp)85C100CSpecialPart