Accurate temperature measurement components muRata NCP18WF104J03RB NTC thermistors for sensor and compensation
NTC Thermistors
This catalog details NTC thermistors designed for temperature sensing, compensation, and inrush current suppression. These components are suitable for various applications requiring accurate temperature measurement and control.
Product Attributes
- Brand: Murata
- Certifications: EU RoHS Compliant
Technical Specifications
| Product ID | Series | Type | Dimensions (LxW or LxT) | Resistance () | Resistance Tolerance | Temperature Characteristics (B-Constant) | Packaging | Lead Wire Type | Lead Spacing | Full Length (mm) | Body Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| NC | R44E | NTC Thermistors for Temp. Sensor and Compensation Chip Type | 0201 (0.60x0.30mm) | 102 (1k), 103 (10k), 104 (100k) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping (4000 pcs.), Paper Taping (4000 pcs.), Paper Taping (10000 pcs.), Paper Taping (15000 pcs.) | N/A | N/A | N/A | N/A |
| NC | R44E | NTC Thermistors for Temp. Sensor and Compensation Chip Type | 0402 (1.00x0.50mm) | 102 (1k), 103 (10k), 104 (100k) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping (4000 pcs.), Paper Taping (4000 pcs.), Paper Taping (10000 pcs.), Paper Taping (15000 pcs.) | N/A | N/A | N/A | N/A |
| NC | R44E | NTC Thermistors for Temp. Sensor and Compensation Chip Type | 0603 (1.60x0.80mm) | 102 (1k), 103 (10k), 104 (100k) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping (4000 pcs.), Paper Taping (4000 pcs.), Paper Taping (10000 pcs.), Paper Taping (15000 pcs.) | N/A | N/A | N/A | N/A |
| NC | R44E | NTC Thermistors for Temp. Sensor and Compensation Chip Type | 0805 (2.00x1.25mm) | 102 (1k), 103 (10k), 104 (100k) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping (4000 pcs.), Paper Taping (4000 pcs.), Paper Taping (10000 pcs.), Paper Taping (15000 pcs.) | N/A | N/A | N/A | N/A |
| NXF | R44E | NTC Thermistor for Temperature Sensor Thermo String Type | 1.00x0.50mm (0402 EIA) | 103 (10k), 473 (47k), 104 (100k) | 1% | 33503399K, 40504099K, 42504299K | Bulk | 0.3 Copper Lead Wire with Polyurethane Coat | N/A | 25mm to 150mm | N/A |
| NXR | R44E | NTC Thermistor for Temperature Sensor/Lead Type | 1.00x0.50mm | 103 (10k), 473 (47k), 104 (100k) | 1%, 3%, 5% | 40504099K, 42504299K, 33503399K, 35003549K, 39003949K | Ammo Pack Taping, Bulk | 0.4 Copper-clad Fe Wire, Tinned | 2.5mm, 5.0mm | 10mm to 40mm (Lead distance between reference and bottom planes) | N/A |
| NT | R44E | NTC Thermistors for Inrush Current Suppression Lead Type | N/A | 3R0 (3), 100 (10) | 15% | N/A | Bulk, Ammo Pack Taping | N/A | N/A | N/A | 7mm, 9mm, 10mm, 13mm, 18mm, 22mm |
Basic Characteristics Formulas
1. Zero-power Resistance of Thermistor: R=R0 expB (1/T-1/T0) ..........(1)
2. B-Constant: B=Rn (R/R0) / (1/T-1/T0) ............(2)
3. Thermal Dissipation Constant: P=C (T2-T1) ..................(3)
Where:
- R: Resistance in ambient temperature T (K)
- R0: Resistance in ambient temperature T0 (K)
- T: Temperature (K) (absolute temperature)
- T0: Reference temperature (K)
- B: B-Constant of Thermistor
- P: Electric power spent (mW)
- C: Thermal dissipation constant (mW/C)
- T1: Ambient temperature (C)
- T2: Thermistor temperature (C)
Notes and Cautions
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc. This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
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