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 |
|---|---|---|---|---|---|---|
| 5KP75 | - 55 C | + 175 C | Unidirectional | 75 V | 121 V | 1 Channel |
| 3KP17C | - 55 C | + 175 C | Bidirectional | 17 V | 27.6 V | 1 Channel |
| 3KP70C | - 55 C | + 175 C | Bidirectional | 70 V | 113 V | 1 Channel |
| 20KPA44CA | - 55 C | + 175 C | Bidirectional | 44 V | 72.7 V | 1 Channel |
| SMAJ12 | - 65 C | + 150 C | Unidirectional | 12 V | 19.9 V | 1 Channel |
| 30KPA198CA | - 55 C | + 175 C | Bidirectional | 198 V | 319.8 V | 1 Channel |
| 15KPA20CA-B | - 55 C | + 175 C | Bidirectional | 20 V | 34.3 V | 1 Channel |
| 5KP220C | - 55 C | + 175 C | Bidirectional | 220 V | 371.1 V | 1 Channel |
| 15KPA70CA-B | - 55 C | + 175 C | Bidirectional | 70 V | 114 V | 1 Channel |
| 3KP48C | - 55 C | + 175 C | Bidirectional | 48 V | 77.4 V | 1 Channel |
| 15KPA170CA | - 55 C | + 175 C | Bidirectional | 170 V | 275 V | 1 Channel |
| P4KE150CA | - 55 C | + 175 C | Bidirectional | 128 V | 207 V | 1 Channel |
| 20KPA192C | - 55 C | + 175 C | Bidirectional | 192 V | 309 V | 1 Channel |
| P4SMA180C | - 65 C | + 150 C | Bidirectional | 154 V | 246 V | 1 Channel |
| 30KPA28A | - 55 C | + 175 C | Unidirectional | 28 V | 50 V | 1 Channel |
| P4KE250CA | - 55 C | + 175 C | Bidirectional | 214 V | 344 V | 1 Channel |
| P4SMA250C | - 65 C | + 150 C | Bidirectional | 214 V | 344 V | 1 Channel |
| 15KPA100C | - 55 C | + 175 C | Bidirectional | 100 V | 162 V | 1 Channel |
| 20KPA60CA | - 55 C | + 175 C | Bidirectional | 60 V | 97.6 V | 1 Channel |
| P4KE33 | - 55 C | + 175 C | Unidirectional | 28.2 V | 45.7 V | 1 Channel |
