Product Overview
Littelfuse LL-34 "MiniMELF" style interchangeable glass encapsulated surface mount thermistors are manufactured using super stable NTC chips. These hermetically sealed devices offer excellent long-term reliability and stability, even under severe environmental or thermal conditions. Their interchangeability eliminates the need for costly individual circuit calibration, and uniform dimensions make them suitable for automatic insertion equipment.
Product Attributes
- Brand: Littelfuse
- Style: MiniMELF / WM MELF
- Package: Glass encapsulated
- Mounting: Surface Mount
- Origin: Not specified
- Certifications: Not specified
Technical Specifications
| Part Number | Resistance Ohms @25C | Accuracy (0 C to +100 C) | Temperature Coefficient (% / C) @ 25C | Beta (K) 0-50C | Dissipation Constant, Nominal (mW/C) | Thermal Time Constant, Max. - Still Air (seconds) | Temperature Rating (C) |
| WM103J1A | 10000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
| WM103J1B | 10000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
| WM153J1A | 15000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
| WM203J1A | 20000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
| WM503J1A | 50000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
| WM104J1A | 100000 | 1.0 C | -4.4 | 3892 | 2 | 8 | -55 to +220 |
2411200145_Littelfuse-WM104J1A_C17680651.pdf
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