Daito Communication Apparatus Co.
Daito KMJ Fuse Chip Fuses

Manufacturer: Daito Communication Apparatus Co., Ltd.
Model: KMJ Fuse
Features
- Rated current: 0.5A, 0.63A, 0.8A, 1A, 1.25A, 1.6A, 1.6A, 2A, 2.5A, 3.15A, 4A
Specifications
| Cat. No. | Rated Current (A) | Breaking Capacity | Typ. Resistance (Ω) | Joule Integral (A²·s) |
|---|---|---|---|---|
| KMJ05 | 0.5 | DC 32V 50A | 310 mΩ | 0.036 |
| KMJ06 | 0.63 | DC 32V 50A | 240 mΩ | 0.045 |
| KMJ08 | 0.8 | DC 32V 50A | 190 mΩ | 0.085 |
| KMJ10 | 1 | DC 32V 50A | 140 mΩ | 0.12 |
| KMJ13 | 1.25 | DC 32V 50A | 120 mΩ | 0.26 |
| KMJ16 | 1.6 | DC 32V 50A | 93 mΩ | 0.42 |
| KMJ20 | 2 | DC 32V 50A | 71 mΩ | 0.67 |
| KMJ25 | 2.5 | DC 32V 50A | 54 mΩ | 1.4 |
| KMJ30 | 3.15 | DC 32V 50A | 44 mΩ | 1.6 |
| KMJ40 | 4 | DC 32V 50A | 34 mΩ | 2.4 |
Notes:
- Values measured at ≤10% of rated current.
- Joule Integral is the value of 1ms of I²t characteristics.
- This fuse has a wire-type element.

Recommended Land Pattern Dimensions (tolerance ±0.1 mm)
Rated Current Marks
| Rated Current Mark | Rated Current (A) |
|---|---|
| T | 0.5 |
| U | 0.63 |
| V | 0.8 |
| I | 1 |
| W | 1.25 |
| X | 1.6 |
| Y | 2 |
| Z | 2.5 |
| 3 | 3.15 |
| 4 | 4 |
Carrying Capacity & Clearing Time
| Carrying Capacity | Clearing Time |
|---|---|
| 100% | 200% within 1 minute |
- Dimensions & Weight Size, Net Width
- 3.2×1.6×1.4mm 10mg
- Color
- Yellow
- Package
- 2,000 taping grills
2,000pcs/taping reel
- Range of ambient temperature
- -40°C~100°
- Storage temperature
- 10℃~40℃











