NTC Thermistors R44E Series
This catalog details NTC Thermistors designed for temperature sensing, compensation, and inrush current suppression. The series offers various types including chip, thermo string, and lead types, suitable for a wide range of applications requiring precise temperature monitoring and protection against current surges.
Product Attributes
- Brand: MURATA
- EU RoHS Compliant
Technical Specifications
| Part Numbering Component | Description | Details |
| Product ID | NTC Thermistors for Temp. Sensor and Compensation Chip Type | NC |
| Series | Chip Type | D, F, E, J, P, U |
| Resistance Tolerance | ±0.5%, ±1%, ±3%, ±5% | |
| Dimensions (L x W) | EIA 0201 | 0.60 x 0.30mm |
| Dimensions (L x W) | EIA 0402 | 1.00 x 0.50mm |
| Dimensions (L x W) | EIA 0603 | 1.60 x 0.80mm |
| Dimensions (L x W) | EIA 0805 | 2.00 x 1.25mm |
| Temperature Characteristics | Nominal B-Constant 31003149K | XC |
| Temperature Characteristics | Nominal B-Constant 32503299K | XF |
| Temperature Characteristics | Nominal B-Constant 33503399K | XH |
| Temperature Characteristics | Nominal B-Constant 35003549K | XM |
| Temperature Characteristics | Nominal B-Constant 36503699K | XQ |
| Temperature Characteristics | Nominal B-Constant 39003949K | XV |
| Temperature Characteristics | Nominal B-Constant 39503999K | XW |
| Temperature Characteristics | Nominal B-Constant 40504099K | WB |
| Temperature Characteristics | Nominal B-Constant 41504199K | WD |
| Temperature Characteristics | Nominal B-Constant 42504299K | WF |
| Temperature Characteristics | Nominal B-Constant 44504499K | WL |
| Temperature Characteristics | Nominal B-Constant 45004549K | WM |
| Packaging | Plastic Taping 4mm Pitch | 4000 pcs. |
| Packaging | Paper Taping 4mm Pitch | 4000 pcs. |
| Packaging | Paper Taping 2mm Pitch | 10000 pcs. |
| Packaging | Paper Taping 2mm Pitch | 15000 pcs. |
| Product ID | NTC Thermistor for Temperature Sensor Thermo String Type | NXF |
| Lead Wire Type | Ø0.3mm Copper Lead Wire with Polyurethane Coat | A |
| Resistance | Expressed by three figures (Ω) | e.g., 103 (10kΩ), 473 (47kΩ), 104 (100kΩ) |
| Resistance Tolerance | ±1% | |
| Dimensions (Full Length) | 25mm | 025 |
| Dimensions (Full Length) | 30mm | 030 |
| Dimensions (Full Length) | 40mm | 040 |
| Dimensions (Full Length) | 50mm | 050 |
| Dimensions (Full Length) | 60mm | 060 |
| Dimensions (Full Length) | 70mm | 070 |
| Dimensions (Full Length) | 80mm | 080 |
| Dimensions (Full Length) | 90mm | 090 |
| Dimensions (Full Length) | 100mm | 100 |
| Dimensions (Full Length) | 110mm | 110 |
| Dimensions (Full Length) | 120mm | 120 |
| Dimensions (Full Length) | 130mm | 130 |
| Dimensions (Full Length) | 140mm | 140 |
| Dimensions (Full Length) | 150mm | 150 |
| Temperature Characteristics | Nominal B-Constant 33503399K | XH |
| Temperature Characteristics | Nominal B-Constant 39003949K | XV |
| Temperature Characteristics | Nominal B-Constant 40504099K | WB |
| Temperature Characteristics | Nominal B-Constant 42504299K | WF |
| Shape of the Lead Wire Kink | Twisted Lead Wire Type | T |
| Shape of the Lead Wire Kink | Standard Type | (No code provided) |
| Shape of the Lead Wire Kink | Commercial Type | (No code provided) |
| Packaging | Bulk | B |
| Product ID | NTC Thermistor for Temperature Sensor/Lead Type | NXR |
| Lead Wire Type | Ø0.4mm Copper-clad Fe Wire, Tinned | A |
| Lead Insulation Type | Ø0.46mm Cu Wire with Coat | 1 |
| Resistance | Expressed by three figures (Ω) | e.g., 202 (2.0kΩ), 103 (10kΩ), 104 (100kΩ) |
| Resistance Tolerance | ±1%, ±3%, ±5% | |
| Lead Spacing | 2.5mm | 2.5mm |
| Lead Spacing | 5.0mm | 5.0mm |
| Lead Spacing | 2.5mm (Insulation Type) | 2.5mm |
| Dimensions (Full Length) | 10mm | 010 |
| Dimensions (Full Length) | 20mm | 020 |
| Dimensions (Full Length) | 25mm | 025 |
| Dimensions (Full Length) | 30mm | 030 |
| Dimensions (Full Length) | 35mm | 035 |
| Dimensions (Full Length) | 40mm | 040 |
| Dimensions (Full Length) | 16mm (Taping Type) | 016 |
| Temperature Characteristics | Nominal B-Constant 33503399K | XH |
| Temperature Characteristics | Nominal B-Constant 35003549K | XM |
| Temperature Characteristics | Nominal B-Constant 39003949K | XV |
| Temperature Characteristics | Nominal B-Constant 40504099K | WB |
| Temperature Characteristics | Nominal B-Constant 42504299K | WF |
| Chip Dimensions | EIA 0402 | 1.00 x 0.50mm |
| Packaging | Ammo Pack Taping | A |
| Packaging | Bulk | B |
| Product ID | NTC Thermistors for Inrush Current Suppression Lead Type | NT |
| Series | L | |
| Resistance Tolerance | ±15% | |
| Resistance | Expressed by three-digit alphanumerics (Ω) | e.g., 3R0 (3Ω), 100 (10Ω) |
| Packaging | Standard (Bulk) Ø5mm, Ø6mm | A0 |
| Packaging | Standard (Bulk) Ø7mm, Ø9mm | B0 |
| Packaging | Standard (Bulk) Ø10mm, Ø13mm | B1 |
| Packaging | Standard (Bulk) Ø18mm, Ø22mm | BM |
| Packaging | Standard Type (Ammo Pack) Ø7mm, Ø9mm | D6 |
| Packaging | Standard Type (Ammo Pack) Ø10mm, Ø13mm | DK |
| Packaging | Standard Type (Ammo Pack) Ø18mm, Ø22mm | DN |
| Body Diameter | Nominal Body Diameter | Ø5mm, Ø6mm, Ø7mm, Ø9mm, Ø10mm, Ø13mm, Ø18mm, Ø22mm |
| Individual Specications | Lead Structure and Other Specifications | PA5, PA6, PA7, PA9, PAA, PAD, PAJ, PAN |
2410122030_muRata-NCP21XQ102J03RA_C167507.pdf
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