MZ7 PTC thermistor are used as automatic degaussing components in color TVs and color displays, and current-limiting components in AC circuits.Welcome to buy Degaussing MZ71 18OHM Ceramic PTC Thermistor 7.5MM Positive Coefficient Thermistor from Aolittle. Every request from customers is being replied within 24 hours.
Degaussing MZ71 18OHM Ceramic PTC Thermistor 7.5MM Positive Coefficient Thermistor
Degaussing PTC Thermistor MZ71-18RM 18OHM 30% 270V Pitch 7.5mm For CRT Color TV
Code | Name | Technical Requirements | Lead shape |
D | Diameter | 14.5max |
□Straight |
T | Thickness | 6.0max | |
L | Length | 3-5MM | |
W | Pitch | 7.5±1.0 | |
d | Lead diameter | 0.7±0.05 |
III Coating Of The Degaussing PTC Thermistor MZ71-18RM
Coating | Material | Color |
■Coating |
□Phenolic Resin■Silicone |
■Green □Red □Yellow □Black □Blue |
IV Marking Of The Degaussing PTC Thermistor MZ71-18RM
Marking | Example |
■ Marked |
MZ71-18RM AC270V |
V Lead Wire Of The Degaussing PTC Thermistor MZ71-18RM
■Tinned Steel Wire □Tinned copper wire |
No. | Item | Spec | Test Condition |
4-1 | Nominal resistance | 18Ω±30% |
Put it at 25±2℃ for more than 2 hours, |
4-2 | R-T characteristic | See Fig. 2 | R-T characteristic special tester. |
4-3 | Rated Voltage | 220 Vrms | Operating temperature range: -10℃~+60℃ |
4-4 | Max Voltage | 270 Vrms | |
4-5 | Min degaussing coil resistance | 12Ω | |
4-6 |
Current decay characteristics: |
|
Temperature: 25±2℃, |
4-7 | Curie temperature | 60±7℃ |
VII Test Circuit Of The Degaussing PTC Thermistor MZ71-18RM
VIII Advantage Of The Degaussing PTC Thermistor MZ71-18RM
1. Has a large inrush current;
2. Low residual current;
3. Very high withstand voltage strength;
4. High impact resistance;
5. High reliability;
6. Reliable product quality;
7. Low power consumption;
8. Small size suitable for PCB;
9. No contact, no noise, long product life;
10. The product's own characteristics enable it to control the current without other controllers.
11. Comply with RoHS requirements.
VIIII Part Numbering Of The Degaussing PTC Thermistor MZ71-18RM
1. Series: color picture tube degaussing PTC thermistor, degaussing resistor-MZ7 series
2. Category:
1- Welding lead type degaussing resistance;
2-shell type (monolithic) degaussing resistor;
3-shell type (double-chip) degaussing resistor.
3. Rated zero power resistance: 18R-18Ω, 9R-9Ω.
4. Resistance tolerance: M-+/-20%, V-+/-25%, X-+30%/-20%.
5. Working voltage: 270-270VAC 140-140VAC
6. Special code: R-Comply with RoHS requirements (such as lead-free).
There are a variety of specifications to choose from, and can also be customized according to customer special requirements
X Inverter Welding Machine Spare Parts- Of The Degaussing PTC Thermistor MZ71-18RM
Inverter welding machine is more and more popular in the world since technoloy required for manufacturing,however, good protection can assured inverter welding machine functioning well for long term. We can supply
all set of components for overcurrent protection / overvoltage protection. Below is lists we supplying our customers for your ref:
Varistor |
07D361K 10D471K 10D681K 14D330K 14D151K 14D221K 14D391K 20D820K 20D102K 20D121K 20D121K 20D391K 20D471K 25D431K 25D751K 25D681K 25D821K 32D431K 25D751K 32D681K 32D821K |
PTC Thermistor | 126A 15P 16P 16P5R0M265 08M12RM265 05M120-180 19P MZ72-18ROM MZ11-13N13-20 MZ12-16P2R1H140,MZ12-16P4R7H140,MZ11-16P5R0H265,MZ11-16P6R0H265,MZ11-16P7R0H265,MZ11-16P10RH265,MZ11-16P12RH265,MZ72-18RM |
NTC Thermistor | 2.5D-20 5D-20 8D-20 47D-15 2.5D-15 47D-20 |
Fuse |
Glass fuse/Ceramic fuse 3.6x10mm/5x20mm/6.35x31.8mm/10x38mm STP/SFP/BTC/BFC/BMT/BMF/PTU/PFU Micro Fuse MTS/MFS/NTS/NFS/TMS/FMS 8x4x8mm Surface Mount Fuse 6125 2410 SET/SEF/SFE/STE/SST/SSF |