车规级LED测试参考标准
序号 | 测试专案 | 测试条件 | 参考标准 |
1 | 外观检验(External Visual) | N/A | JEDEC JESD22-B101 |
2 | 参数验证(Parametric Verification) | IF= 20mA | / |
3 | 预处理/SMD湿敏等级2a(PC/SMD MSL 2a) | Ta= 60°C (±5°C)RH=60% | JESD22-A113F |
4 | 高温点亮((High Temperature Operating Life) | Ta = 85°C(±5°C) IF=30mA | JESD22-A108 |
5 | 高温高湿点亮(Wet High Temperature Operating) | Ta= 85°C (±5°C)RH=85% On/Off= 30min/30min, IF 30mA | JESD22-A101C |
6 | 冷热冲击(Temperature Cycling)* | -45°C/15min~25°C/15min~ 105°C/15 | JESD 22-A104D |
7 | 负压高温高湿(Humidity High Temperature Reverse Bias) | Ta= 85°C (±5°C)RH=85 VR=5V% | JESD 22-A105C |
8 | 冷热循环加脉冲(Power Temperature Cycling)* | -45C/15min~25"C/15min~ 105"C/15 min(z5"C On/Off= 5min/5min, IF=30mA | JESD 22-A100D |
9 | 露点测试(Dew) | Ta=30°C→65°CRH=95% ( 65°C持温4H) IF= 30mA | JESD 22-A100D |
10 | 脉冲老化(Pulsed Operating life) | Ta=55°C脉冲宽度100μs and duty cycle 3% IF=150mA | JESD 22-A108D |
11 | 低温老化(Low Temperature Operating Life) | Ta=-40°C On/Off=30min/30min,IF=30mA 0mA | / |
12 | ESD HBM 8KV | 按产品可抗ESD条件(规格书) | ANSI/ESDA/JEDEC JS-001 -2012 |
13 | 沾锡测试(Solderability) | 235°C±5°C | JEDEC J-STD-002;JESD22-B10 |
14 | 热阻测试(Thermal Resistance) | N/A | JEDEC JESD51-50; JESD51-51;JESD51-52 |
15 | 硫化氢氧体实验(H2S) | Duration 336 h at 40 °C and 90% RH. H2S concentration: 15x10^6 TEST before and after H2S. DPA after H2S. | IEC 60068-2-43 |