High reliability muRata NCU18WF104F6SRB NTC thermistor chip type temperature sensor for various uses
NTC Thermistors R44E Series
This document details the R44E series of NTC thermistors, designed for temperature sensing and compensation applications. These components are available in various configurations including chip type, thermo string, and lead types, catering to a wide range of electronic and industrial uses. They are EU RoHS compliant.
Product Attributes
- Brand: MURATA
- Certifications: EU RoHS Compliant
Technical Specifications
| Series | Product ID | Type | Size (L x W) | Resistance () | Resistance Tolerance | B-Constant (K) | Packaging | Lead Wire Type | Lead Spacing (mm) | Dimensions (Full Length) (mm) | Shape of Lead Wire |
| Chip Type | NC | Standard | 0.60 x 0.30mm (0201) | 102 (1k) | 0.5% (D), 1% (F), 3% (E), 5% (J) | 31003149 (XC), 32503299 (XF), 33503399 (XH), 35003549 (XM), 36503699 (XQ), 39003949 (XV), 39503999 (XW), 40504099 (WB), 41504199 (WD), 42504299 (WF), 44504499 (WL), 45004549 (WM) | Plastic Taping 4mm Pitch (RA, 4000 pcs.), Paper Taping 4mm Pitch (RB, 4000 pcs.), Paper Taping 2mm Pitch (RC, 10000 pcs.), Paper Taping 2mm Pitch (RL, 15000 pcs.) | N/A | N/A | N/A | N/A |
| Chip Type | NC | Standard | 1.00 x 0.50mm (0402) | 103 (10k) | 1% (F), 3% (E), 5% (J) | 33503399 (XH), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Plastic Taping 4mm Pitch (RA), Paper Taping 4mm Pitch (RB), Paper Taping 2mm Pitch (RC), Paper Taping 2mm Pitch (RL) | N/A | N/A | N/A | N/A |
| Chip Type | NC | Standard | 1.60 x 0.80mm (0603) | 103 (10k) | 1% (F), 3% (E), 5% (J) | 33503399 (XH), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Plastic Taping 4mm Pitch (RA), Paper Taping 4mm Pitch (RB), Paper Taping 2mm Pitch (RC), Paper Taping 2mm Pitch (RL) | N/A | N/A | N/A | N/A |
| Thermo String Type | NXF | Standard (Copper Wire Type) | N/A | 103 (10k), 473 (47k), 104 (100k) | 1% (F) | 33503399 (XH), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Bulk (B) | 0.3mm Copper Lead Wire with Polyurethane Coat (A) | N/A | 25mm (025) to 150mm (150) | Twisted Lead Wire Type (T) |
| Thermo String Type | NXF | Standard (Nickel Copper Wire Type) | N/A | 103 (10k), 473 (47k), 104 (100k) | 1% (F) | 33503399 (XH), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Bulk (B) | 0.3mm Nickel Copper Lead Wire with Enamel Coat (E) | N/A | 25mm (025) to 150mm (150) | Twisted Lead Wire Type (T) |
| Lead Type | NXR | Standard | 1.00 x 0.50mm (0402) | 202 (2.0k), 103 (10k), 104 (100k) | 1% (F), 3% (E), 5% (J) | 33503399 (XH), 35003549 (XM), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Ammo Pack Taping (A), Bulk (B) | 0.4mm Copper-clad Fe Wire, Tinned (A) | 2.5mm (2), 5.0mm (5) | 10mm (010) to 50mm (050) | Lead Type (1) |
| Lead Insulation Type | NXR | Insulation Type | 1.00 x 0.50mm (0402) | 202 (2.0k), 103 (10k), 104 (100k) | 1% (F), 3% (E), 5% (J) | 33503399 (XH), 35003549 (XM), 39003949 (XV), 40504099 (WB), 42504299 (WF) | Taping Type (16) | 0.46mm Cu Wire with Coat (1) | 2.5mm (3) | 10mm (010) to 50mm (050) | Lead Insulation Type (4) |
Basic Characteristics:
Zero-power Resistance: R (Resistance in ambient temperature T)
B-Constant: R=R0 expB (1/T1/T0) (K)
Thermal Dissipation Constant: P=C (T2T1) (mW/C)
Thermal Time Constant: Period for thermistor temperature to change 63.2% of its temperature difference from ambient.
Performance Item: Resistance, Maximum Operating Current (maintains temp. rise max. 0.1C), Thermal Dissipation Constant, B-Constant.
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