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Specifications
Resistance @ 25℃:
2.5Ω
Pitch:
7.5mm
Operating Temperature:
-40℃~+180℃
Tolerance:
±20%
Steady State Current (Max):
3A
Thermal Time Constant:
1.27min
Mfr. Part #:
NTC 2.5D-15
Package:
Through Hole,P=7.5mm
Key Attributes
Model Number:
NTC 2.5D-15
Product Description
Product Overview
This document details the NTC 2.5D-15/P=7.5 thermistor with inward bent leads, manufactured by Dongguan Chengxi Electronics Co., Ltd. It outlines the product's specifications, electrical and mechanical performance, and packaging details.
Product Attributes
- Brand: Chengxi Electronics
- Origin: Dongguan, China
- Material: Phenolic resin (body), Tinned copper wire (leads)
- Color: Black
Technical Specifications
| Model | R25 () | Max Steady Current (A) | Approx. Resistance at Max Current () | Dissipation Factor (mW/) | Thermal Time Constant (S) | Operating Temperature () | Dmax (mm) | Tmax (mm) | W 0.5 (mm) | Hmax (mm) | d (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MF72-2.5D-15 | 2.5 20% | 8 | 0.07 | 18 | 76 | -40+180 | 17 | 6 | 7.5 | 18 | 0.75 |
Electrical Performance
| Item | Standard Requirement | Test Conditions & Method |
|---|---|---|
| Nominal Resistance (R25) | 2.5 20% | DC resistance measured at 253 after samples are placed in still air at 253 for 2 hours, using sufficiently low power consumption. |
| Max Steady Current (A) | 8A | Test circuit with series ammeter, adjustable resistor, and test sample. Product is thermostatted to 25. Apply 220V voltage; sample must not be damaged. |
Mechanical Performance
| Item | Test Method | Technical Requirement |
|---|---|---|
| Lead Strength | According to GB2423-29 Experiment u | No mechanical damage |
| Vibration Test | Simple harmonic vibration with frequency 10Hz-55Hz-10Hz and amplitude 0.75. According to GB10193-88 4.16. | No mechanical damage |
| Solderability | According to GB2423-28 Experiment Ta. Solder bath method: temperature 2305; immersion time 50.5 seconds; immersion depth 20.5mm. | At least 95% of terminals covered with new solder. |
Packaging
Inner packaging: Bulk in plastic bags. Outer packaging: Cardboard boxes.
2411151454_DGCX-NTC-2-5D-15_C42383216.pdf
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