443 250V Nano²® Fuses

Littelfuse 443 250V Nano²® Fuses are time-lag, surface-mount devices designed to support higher voltage applications that have limited space. These fuses enable compliance with the RoHS directive. They are fully compatible with lead-free solder alloy and higher temperature profiles associated with lead-free assembly. Littelfuse 250V Nano² Fuses are available in ratings of 0.50A to 5.0A. The 443 series is ideal for use in a variety of applications, including AC/DC power adapters, telecom equipment system power applications, portable system built-in AC/DC converters, high voltage DC/DC converters, and lighting systems.

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說明 規格書 供貨情況 定價 (TWD) 基於數量按單價篩選表中結果。
數量 RoHS ECAD模型 系列
產品
保險絲類型
额定电流
交流電額定電壓
直流電額定電壓
中斷等級
保險絲大小/成組
最低工作溫度
最高工作溫度
封裝
電阻
Littelfuse 表面黏著保險絲 250VAC 1.5A .1ohms 443 NANO2
規格書
2,981庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 1.5 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 100 mOhms
Littelfuse 表面黏著保險絲 250VAC 2A .052ohms 443 NANO2
規格書
8,127庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 2 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 52 mOhms
Littelfuse 表面黏著保險絲 250VAC 3A .028ohms 443 NANO2
規格書
2,430庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 3 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 28 mOhms
Littelfuse 表面黏著保險絲 250VAC 0.5A .6ohms 443 NANO2
規格書
1,420庫存量
3,000預期2026/3/27
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 500 mA 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 600 mOhms
Littelfuse 表面黏著保險絲 250VAC 0.75A .275ohms 443 NANO2
規格書
1,105庫存量
1,500預期2026/4/7
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 750 mA 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 275 mOhms
Littelfuse 表面黏著保險絲 250VAC 1A .18ohms 443 NANO2
規格書
3,041庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 1 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 180 mOhms
Littelfuse 表面黏著保險絲 250VAC 4A .016ohms 443 NANO2
規格書
1,325庫存量
1,500預期2026/7/13
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 4 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 16 mOhms
Littelfuse 表面黏著保險絲 250VAC 5A .0115ohms 443 NANO2
規格書
3,000預期2026/6/15
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 5 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 11.5 mOhms
Littelfuse 表面黏著保險絲 250VAC 2.5A .035ohms 443 NANO2
規格書
1,729庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 2.5 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 35 mOhms
Littelfuse 表面黏著保險絲 250VAC 3.5A .019ohms 443 NANO2
規格書
1,148庫存量
可選用MouseReel
最少： 1
倍數： 1
捲: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 3.5 A 250 VAC 125 VDC 50 A at 250 VAC, 100 A at 125 VDC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 19 mOhms