UL Lightweight PTC Type Thermistor For Optical Communication 485 Protection PTC Thermistor LKMZB-6 30-60Ω And LKMZB-10 3
PTC Type Thdrmistor For Surge Current Suppressin Self Protecting In Case Of Overload With No Risk Of Over-Heating
Product Description
◆ Self protecting in case of overload with no risk of over-heating
◆ Encased thermistor disk with clamp contacts for high reliability
◆ For high pulse currents and a high number of inrush-power cycles
◆ Can handle 2kv energy-limited peak voltage
Application
◆ Automotive on-board charging
◆ Discharge - charge circuits
◆ Power inverters
◆ Server power surge protection
◆ Servo motor control
◆ Welding equipment
Structures and Dimensions
Electrical Specifications
| Order Number | Max. Voltage Vmax(VAC) | Max. Link Voltage VLmax(VDC) | Resistance At 25°C R25(Ω) | Curie Temp. TC (°C) | Heat Capacity Cth(J/K) | Thermal Cooling Time Constant τth (s) | Dimensions(mm) | ||
| D | H | T | |||||||
| MZ21X209-700□B6# | 260 | 370 | 70 | 120 | 0.4 | 70 | 9.0 | 13.5 | 7.5 |
| MZ21X209-121□B6# | 260 | 370 | 120 | 120 | 0.6 | 80 | 9.0 | 13.5 | 7.5 |
| MZ21X209-151□B6# | 260 | 370 | 150 | 120 | 0.6 | 80 | 9.0 | 13.5 | 7.5 |
| MZ21X212-250□B8# | 280 | 400 | 25 | 120 | 1 | 100 | 12.5 | 16.5 | 5 |
| MZ21X213-500□B8# | 280 | 400 | 50 | 120 | 1.4 | 120 | 13.0 | 18.0 | 7.5 |
| MZ21X213-800□B8# | 280 | 400 | 80 | 120 | 1.4 | 120 | 13.0 | 18.0 | 7.5 |
| MZ21X413-600□C5# | 350 | 500 | 60 | 140 | 1.45 | 105 | 13.5 | 17 | 7 |
| MZ21X315-560□D4# | 440 | 620 | 56 | 130 | 2.1 | 100 | 15.0 | 19.0 | 7.5 |
| MZ21X213-121□D4# | 440 | 620 | 120 | 120 | 1.4 | 120 | 13.0 | 18.0 | 7.5 |
| MZ21X417-600□D4# | 440 | 625 | 60 | 140 | 2.3 | 120 | 17 | 21 | 7.5 |
| MZ21X413-121□D4# | 440 | 625 | 120 | 140 | 1.45 | 105 | 13.5 | 17 | 7 |
| MZ21X213-151□D4# | 440 | 620 | 150 | 120 | 1.4 | 120 | 13.0 | 18.0 | 7.5 |
| MZ21X209-501□D4# | 440 | 620 | 500 | 120 | 0.6 | 80 | 9.0 | 13.5 | 7.5 |
| MZ21X109-103□D4# | 440 | 620 | 1100 | 115 | 0.6 | 80 | 9.0 | 13.5 | 7.5 |
| MZ21X417-121□D6# | 460 | 650 | 120 | 140 | 2.3 | 120 | 17 | 21 | 7.5 |
| MZ21X315-120□D8# | 480 | 680 | 120 | 130 | 2.1 | 100 | 15.0 | 19.0 | 7.5 |
| MZ21X413-251□D8# | 480 | 680 | 250 | 140 | 1.45 | 105 | 13.5 | 17 | 7 |
| MZ21X113-501□E6# | 560 | 800 | 500 | 115 | 1.4 | 120 | 13.0 | 18.0 | 7.5 |
| MZ21X413-501□E6# | 560 | 800 | 500 | 140 | 1.45 | 105 | 13.5 | 17 | 7 |
| MZ21X417-251□F0# | 600 | 850 | 250 | 140 | 2.3 | 120 | 17 | 21 | 7.5 |
| MZ21X413-102□F0# | 600 | 850 | 1000 | 140 | 1.45 | 105 | 13.5 | 17 | 7 |
| MZ21X417-501□G0# | 700 | 1000 | 500 | 140 | 2.3 | 120 | 17 | 21 | 7.5 |
Note:
1.is the resistance tolerance M:±20% X:±25% N:±30% S: Special
2. is the internal control code
3.The F value can be selected for 5mm, 7.5mm, 10mm
4.The L value canbe selected for 3mm, 20mm, 25mm, 35mm
5.The d value can be selected for 0.6mm, 0.8mm, 1.0mm
6.Other type are available on request
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.