品牌介绍
成立时间1927年 总部位于美国芝加哥 全球超过5,000名员工 股票代码LFUS(纳斯达克)，市值$11.7亿 Littelfuse是美国第一家获得ISO9001认证的保险丝制造商 Littelfuse是美国第一家满足TS16949的电路保护制造商 2006年推出世界上最小的保护型晶闸管，从而将印刷电路板的空间要求减少了50%
主打产品系列
保险丝：轴向型、径向型及通孔型、盒型、表面贴装、中等电压
气体放电管：中低浪涌GDT、中高浪涌GDT、高电压GDT、超高浪涌GDT
应用领域
消费电子
商业系统
工业设备和仪器仪表
汽车电子
绿色能源
医疗设备
电信/数据通信电路
| 型号 | 最小工作温度 | 最大工作温度 | 极性 | 工作电压 | 钳位电压 | 通道 |
|---|---|---|---|---|---|---|
| P4KE18C | - 55 C | + 175 C | Bidirectional | 15.3 V | 25.5 V | 1 Channel |
| 3KP120A | - 55 C | + 175 C | Unidirectional | 120 V | 193 V | 1 Channel |
| 15KPA85C | - 55 C | + 175 C | Bidirectional | 85 V | 137 V | 1 Channel |
| 3KP40C | - 55 C | + 175 C | Bidirectional | 40 V | 64.5 V | 1 Channel |
| 30KPA45CA | - 55 C | + 175 C | Bidirectional | 45 V | 77.4 V | 1 Channel |
| SMAJ8.0C | - 65 C | + 150 C | Bidirectional | 8 V | 13.6 V | 1 Channel |
| SMAJ170CA | - 65 C | + 150 C | Bidirectional | 170 V | 275 V | 1 Channel |
| SMAJ36C | - 65 C | + 150 C | Bidirectional | 36 V | 58.1 V | 1 Channel |
| SMAJ300C | - 65 C | + 150 C | Bidirectional | 300 V | 486 V | 1 Channel |
| 30KPA72 | - 55 C | + 175 C | Unidirectional | 72 V | 114 V | 1 Channel |
| P4KE39A | - 55 C | + 175 C | Unidirectional | 33.3 V | 53.9 V | 1 Channel |
| 20KPA80CA | - 55 C | + 175 C | Bidirectional | 80 V | 130 V | 1 Channel |
| 15KPA120CA | - 55 C | + 175 C | Bidirectional | 120 V | 193 V | 1 Channel |
| 30KPA58C | - 55 C | + 175 C | Bidirectional | 58 V | 92.4 V | 1 Channel |
| 15KPA33A | - 55 C | + 175 C | Unidirectional | 33 V | 54.8 V | 1 Channel |
| P4SMA20 | - 65 C | + 150 C | Unidirectional | 17.1 V | 27.7 V | 1 Channel |
| P4KE250C | - 55 C | + 175 C | Bidirectional | 214 V | 344 V | 1 Channel |
| 15KPA43C | - 55 C | + 175 C | Bidirectional | 43 V | 69.7 V | 1 Channel |
| 15KPA200A | - 55 C | + 175 C | Unidirectional | 200 V | 322 V | 1 Channel |
| 20KPA68A | - 55 C | + 175 C | Unidirectional | 68 V | 110 V | 1 Channel |
