NTC Thermistors - R44E Series
This catalog details NTC Thermistors designed for temperature sensing and compensation. These components are suitable for various applications requiring accurate temperature monitoring and control.
Product Attributes
- Brand: MURATA
- Compliance: EU RoHS Compliant
- Date: Aug. 3, 2018
Technical Specifications
| Product ID | Series | Type | Size (L x W) | Resistance Tolerance | Temperature Characteristics (B-Constant) | Packaging | Resistance () | Lead Wire Type | Lead Spacing | Dimensions (Full Length) |
|---|---|---|---|---|---|---|---|---|---|---|
| NC | Chip Type | Standard | 0.60 x 0.30mm (0201) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NC | Chip Type | Automotive | 0.60 x 0.30mm (0201) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NC | Chip Type | Standard | 1.00 x 0.50mm (0402) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NC | Chip Type | Automotive | 1.00 x 0.50mm (0402) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NC | Chip Type | Standard | 1.60 x 0.80mm (0603) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NC | Chip Type | Automotive | 1.60 x 0.80mm (0603) | 0.5%, 1%, 3%, 5% | 31003149K, 32503299K, 33503399K, 35003549K, 36503699K, 39003949K, 39503999K, 40504099K, 41504199K, 42504299K, 44504499K, 45004549K | Plastic Taping 4mm Pitch (4000 pcs.), Paper Taping 4mm Pitch (4000 pcs.), Paper Taping 2mm Pitch (10000 pcs.), Paper Taping 2mm Pitch (15000 pcs.) | 102 (1k), 103 (10k), 104 (100k) | - | - | - |
| NXF | Thermo String Type | Standard (Copper Wire) | - | 1% | 33503399K, 39003949K, 40504099K, 42504299K | Bulk | 103 (10k), 473 (47k), 104 (100k) | 0.3mm Copper Lead Wire with Polyurethane Coat | - | 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm |
| NXF | Thermo String Type | Standard (Nickel Copper Wire) | - | 1% | 33503399K, 39003949K, 40504099K, 42504299K | Bulk | 103 (10k), 473 (47k), 104 (100k) | 0.3mm Nickel Copper Lead Wire with Enamel Coat | - | 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm |
| NXR | Lead Type | Standard | 1.00 x 0.50mm (0402) | 1%, 3%, 5% | 33503399K, 35003549K, 39003949K, 40504099K, 42504299K | Ammo Pack Taping, Bulk | 202 (2.0k), 103 (10k), 104 (100k) | 0.4mm Copper-clad Fe Wire, Tinned | 2.5mm, 5.0mm | 10mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm |
| NXR | Lead Insulation Type | Insulation Type | 1.00 x 0.50mm (0402) | 1%, 3%, 5% | 33503399K, 35003549K, 39003949K, 40504099K, 42504299K | Ammo Pack Taping, Bulk | 202 (2.0k), 103 (10k), 104 (100k) | 0.46mm Cu Wire with Coat | 2.5mm (Insulation Type) | 10mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm |
Basic Characteristics
Zero-power Resistance: R
B-Constant: R=R0 expB (1/T1/T0)
Thermal Dissipation Constant: P=C (T2T1), where C is the thermal dissipation constant (mW/C).
Thermal Time Constant: Period for thermistor temperature to change 63.2% of its temperature difference from ambient temperature.
Performance Item:
- Resistance vs. Temperature: Measured by zero-power in specified ambient temperature.
- Maximum Operating Current: Keeps thermistor temperature rise to max. 0.1C.
- Thermal Dissipation Constant: Power required for thermistor temperature to rise 1C by self-heating.
- B-Constant: Calculated between two specified ambient temperatures.
Note: 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.
Please check the MURATA website (https://www.murata.com/) if you cannot find a part number in this catalog. Product specifications are as of August 2018.
2409302136_muRata-NCU15XH103F60RC_C237326.pdf
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