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物理特性参数表:
测试项目 | 测试方法 | 单位 | TO-220A | TO-220B | TO-220C | TO-3PA | TO-3PB |
颜色Colour | Visual | | 灰/蓝/黄 | 灰/蓝/黄 | 灰/蓝/黄 | 灰/蓝/黄 | 灰/蓝/黄 |
比重Specific Gravity | ASTM D792 | g/cm3 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
硬度Hardness | ASTM D2240 | A | 85±5 | 85±5 | 85±5 | 85±5 | 85±5 |
抗拉强度Tensile Strength | ASTM D412 | kg/cm2 | >180 | >180 | >180 | >180 | >180 |
ASTM D412 | pa | 1.8E11 | 1.8E11 | 1.8E11 | 1.8E11 | 1.8E11 |
耐温范围Continuous use Temp | | ℃ | -30~200℃ | -30~200℃ | -30~200℃ | -30~200℃ | -30~200℃ |
耐电压Voltage Endurance | ASTM D149 | KV/mm | 3.0KV | 3.0KV | 4.0KV | 3.0KV | 4.0KV |
阻燃性Flame Rating | UL-94 | | V-0 | V-0 | V-0 | V-0 | V-0 |
导热系数Thermal Conductivity | ASTM D5470 | w/m-k | 1.0 w/m-k | 1.0 w/m-k | 1.0 w/m-k | 1.0 w/m-k | 1.0 w/m-k |
热阻率Thermal Resistance | JIS | kcal/m.h℃ | 2.3*10^3 | 2.3*10^3 | 2.3*10^3 | 2.3*10^3 | 2.3*10^3 |
ASTM D5470 | ℃/w | 0.28 | 0.28 | 0.28 | 0.28 | 0.28 |
规格及型号 |
| TO-220A | TO-220B | TO-220C | TO-3PA | TO-3PB | TO-3PC |
DIM A | 21.5±0.5 | 16.0±0.5 | 21.8±0.5 | 28.5±0.5 | 28.8±0.5 | 22.0±0.5 |
DIM B | 11.5±0.5 | 11.5±0.5 | 12.1±0.5 | 17.5±0.5 | 18.2±0.5 | 17.5±0.5 |
DIM C | 5.9±0.3 | 5.9±0.3 | 6.5±0.3 | 5.9±0.3 | 6.6±0.3 | 5.9±0.3 |
DIM D | 0.6±0.1 | 0.6±0.1 | 0.8±0.1 | 0.6±0.1 | 0.8±0.1 | 0.6±0.1 |
主要特性:导热、绝缘、防火、环保和抗压缩