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Specifications
Resistance @ 25℃:
20kΩ
B Constant (25℃/100℃):
-
B Constant (25℃/85℃):
-
B Constant (25℃/75℃):
-
B Constant Tolerance:
-
B Constant (25℃/50℃):
-
Mfr. Part #:
BC203J1K
Key Attributes
Model Number:
BC203J1K
Product Description
Product Overview
Littelfuse leadless top/bottom terminated chip thermistor elements are designed for surface mounting on hybrid substrates, integrated circuits, and printed circuit boards. Featuring silver metallization on their top and bottom surfaces, they are suitable for various contact techniques like epoxy or solder. Manufactured with advanced equipment, these thermistors offer extremely uniform dimensional parameters, making them ideal for automatic handling and placement equipment. They are characterized by their small size, very low profile, low cost, and rapid response time.
Product Attributes
- Brand: Littelfuse
- Type: Leadless Top/Bottom Terminated Chip Thermistor
- Mounting: Surface Mount
- Metallization: Silver (Top and Bottom)
- Material: Thermistor Element
- Origin: Not specified
- Certifications: Not specified
Technical Specifications
| Part Number | Resistance (Ohms @25C) | Resistance Tol. % @ 25C | R-T Curve | Temperature Coefficient (%/C) @ 25C | Beta (K) 0-50C | Dissipation Constant, Nominal (mW/C) | Thermal Time Constant, Max. - Still Air (seconds) | Temperature Rating (C) |
|---|---|---|---|---|---|---|---|---|
| BC101B1K | 100 | 10 | B | -3.31 | 2941 | 1 | 2 | -55 to +150 |
| BC501B1K | 500 | 10 | B | -3.31 | 2941 | 1 | 2 | -55 to +150 |
| BC102F1K | 1000 | 10 | F | -3.86 | 3419 | 1 | 2 | -55 to +150 |
| BC222J1K | 2252 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC302J1K | 3000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC502J1K | 5000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC103J1K | 10000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC203J1K | 20000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC303J1K | 30000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC503J1K | 50000 | 10 | J | -4.4 | 3892 | 1 | 2 | -55 to +150 |
| BC104R1K | 100000 | 10 | R | -4.68 | 4140 | 1 | 2 | -55 to +150 |
2411181754_Littelfuse-BC203J1K_C17687021.pdf
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