GR-1221-CORE简单培训PPT讲义.pptVIP

XZH XZH  GE-1221-CORE培训 Contents 1 定义 2 专业用语 3 注意事项 4 可靠性测试 5 可靠性测试程序 6 Telcordia 其他标准 1 定义 定义 --Generic Reliability Assurance Requirements for Passive Optical Components --光无源器件可靠性一般要求 测试机构 2 专业用语 要求R ---Requirement 目标O ---Objecticve 容忍疵品比率LTPD ---Lot Tolerance Percentage Defective 有条件要求CR ---Conditional Requirement 条件CN ---Condition 3 注意事项 Device qualification has two primary purposes ---It confirms the ability of the device to meet the equipment supplier’s performance requirements . ---Qualification testing verifies the long-term performance of the device. 包装与运输 ---包装必须充分保障产品在正常处置、运输和存处时不被损坏。 故障率的预测（ Sample Format for Reporting Failure Rate Predictions） 临时使用设备的合格要求（Requirements for Provisional Use of Devices in Qualification） 可靠性测试状态的示例报表格式 （Sample Report Format for Reliability Test Status） 安全原则（Safety Considerations） ---辐射危险 ---清洁材料 ---易燃纤维 4 可靠性测试 可靠性测试通过/不合格的标准（Reliability Test Pass/Fail Criteria） ---被测组件必须满足所有参数的限制 ---Components that test “out-of-spec” for any parameter shall be considered a failed unit, regardless of whether it tests “in-spec” after subsequent stress testing. ---The “Time-on-Test” credited to a component that fails during an interim downtime test shall be from the start of the test to the last interim downtime test at which the device tested “in-spec” for all parameters. 5 可靠性测试程序 机械冲击实验{Mechanical Shock (Impact Test)} ---基于MIL-STD-883, Method 2002 Number of Shocks: 5 times per direction for 6 directions (on 3 axes) Shock Level: 500 G Duration: 1 ms OR ---基于the procedures stated in EIA/TIA-455-2A for light service applications Drop Height: 1.8 meters (6 feet) Number of drops per three mutually perpendicular axes: 8 Number of repetitions of impact test cycle: 5 变频振动测试（Variable Frequency Vibration Test） ---基于MIL-STD-883, Method 2007 Condition: Condition A Acceleration: 20 G maximum acceleration Frequency: