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| Supplier: | Dongguan Kaian Electronics Co., Ltd. |
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| Price: | US $ 0.03-0.03/Piece |
| Min Order: | 20000/Piece |
| Quantity:: | |
| Trade Terms: | FOB,EXW |
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| Prod Model: | PTC MZ71-18RMAV270 |
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| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| PTC Thermistor: | Degaussing Thermistor |
| Resistance: | Sensitive Resistor |
| Function For Resistance: | Protective Resistor |
| Installation: | DIP Resistor |
| Package Type: | Throught Hole |
| Type: | Thermal Resistor |
| Material: | Ceramic |
| Brand: | Kaec |

| MZ | 71 | 18R | M |
| No. | Item | Spec. | Test conditions and methods |
| 4-6. | Voltage Withstanding | No damage. The resistance change ratio within ±30% | TA:25±2ºC Voltage:AC 270Vrms (50~60Hz) for 60 sec. AC 380Vrms for 120sec. Test Circuit:See Fig. 1. |
| 4-7. | Recovery Characteristics | RN'≤2 RN | TA:25±2ºC(Still air) Voltage: AC220Vrms Test circuit:See fig.1. The resistance value RN' shall be measured after on 4 min. / off 6 min. |
| 5.TECHNICAL CHERACTERISTICS | |||
| No. | Item | Spec. | Test conditions and methods |
| 5-1. | Terminal Strength | No damage | Fasten the body and apply a force gradually to each lead until 20 N and then keep for 10sec. Hold the body and apply a force to each lead until 90°slowly at 10N in the direction of lead axis and then keep for 10sec, and do this in the opposite direction repeat for other terminal. (GB2423.29 U) |
| No. | Item | Spec. | Test conditions and methods |
| 5-2. | Vibration | No break out mechanically. The resistance change ratio* within±20% | After the PTC is soldered on the printed wiring board. Only endurance conditioning by a frequency sweep shall be made. The entire frequency range. From 10 to 55Hz and return to 10 Hz. Shall be transferred in 1 min. Amplitude(total excursion):1.5mm.This motion shall be applied for a period of 2 hours in each of 3 mutually perpendicular axis (a total of 6 hours) |
| 5-3. | Solder Ability | The terminations shall be uniformly tinned, above 95% of wire shall be tinned. | Dipping the PTC terminals to a depth of 15mm in a soldering bath of 250ºC±10ºC and to the place of 6mm far from PTC body for 5±0.5s (GB2423.28 Ta ) |
| 5-4. | Resistance to Soldering Heat | The resistance change ratio within±20%. | Dipping the terminals to a depth of 15mm in a soldering bath of 250ºC±5ºC and to the place of 6mm far from PTC body for 3±0.5s. After recovering for 4~5 hours under normal temperature. The resistance (RN') shall be measured. ( GB2423.28 Tb) |
| Remark: The method of the resistance change radio *(RN'- RN)/ RN: Resistance value RN (before the test) and RN' (after the test ) shall be measured after storing for 24 hours at 25±2ºC. | |||
| 6. RELIABILITY TEST | ||||||||||||
| No. | Item | Spec. | Test conditions and methods | |||||||||
| 6-1. | Room Temperature Intermittent Load Test | No damage. The resistance change ratio within ±30% | Normal temperature and humidity. Voltage:270 VAC 1min on--5min off. 1000 hours. | |||||||||
| 6-2. | Low Temperature Intermittent Load Tes | No damage. The resistance change ratio within ±30% | TA:-10±2ºC Voltage:270 VAC 1min on--5min off. 1000 hours. Test Circuit:See Fig. 1. | |||||||||
| 6-3. | High Temperature Load Test | The resistance change ratio within ±30% | TA:85±2ºC Voltage:AC270 Vrms 1000 hours. Test Circuit:See Fig. 1. | |||||||||
| 6-4. | Humidity Intermittent Load Test | No damage. The resistance change ratio within ±30% | TA:40±2ºC Test humidity:90~95%RH Test circuit:Fig.1 Voltage:DC10Vrms for 1,000 hours | |||||||||
| 7. INSPECTION Spec No.KAEC3-023A-YFJ-02 GB2828 | ||||||||||||
| Item | AQL | AC | Item | AQL | AC | |||||||
| 7-1. Appearance | II | 0.025 | 7-4. Residual Current | II | 0.065 | |||||||
| 7-2. Dimensions | II | 0.025 | 7-5.Voltage Withstanding | II | 0.065 | |||||||
| 7-3. Rated Zero-power Resistance | II | 0..025 | 7-6. Solder Ability | I | 0.065 | |||||||
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