Guangdong Uchi Electronics Co.,Ltd
Guangdong Uchi Electronics Co.,Ltd Manufactuer of Varistor, Thermistor, Capacitor,Fuse & Resistor since 2006 !
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NTC SMD Thermistor Transient Voltage Suppression Multilayer Chip Varistor
Chip Varistor for Power-lines Protection
1. Identification (Part Number)
| ① Type | |
| QV | Chip Varistor |
| ③ Application Code | |
| P | Power-lines Protection |
| ④ Varistor Voltage @ 1mA | |
| 241 | 240V |
| 471 | 470V |
| ⑥ Packaging | |
| T | Tape |
| B | Bulk |
| ② External Dimension L×W×T (mm) | |
| 0806 | 2.20×1.80×2.00 |
| 1206 | 3.20×1.60×1.60 |
| 1210 | 3.20×2.50×1.7. |
| 1812 | 4.50×3.20×2.50 |
| ⑤ Tolerance of Varistor Voltage | |
| K | ±10% |
| ⑦ Max. Surge Current @8/20μs | |
| 500 | 50A |
| 201 | 200A |
2. Structure and Dimensions
| Type | L (mm) | W (mm) | T (mm) | a (mm) |
| 0806 | 2.2 +0.2/-0.2 | 1.8 +0.2/-0.2 | 2.0 Max. | 0.50±0.30 |
| 1206 | 3.2 +0.6/-0.4 | 1.8 +0.2/-0.2 | 2.0 Max. | 0.50±0.30 |
| 1210 | 3.2 +0.6/-0.4 | 2.5 +0.4/-0.2 | 2.6 Max. | 0.50±0.30 |
| 1812 | 4.5 +0.6/-0.2 | 3.2 +0.5/-0.2 | 3.5 Max. | 0.60±0.30 |
| Part | ① | ② | ③ |
|
Component | ZnO Semiconductor Ceramics for Chip Varistor | Internal Electrode (Ag or Ag-Pd) | Terminal Electrode (Ag/Ni/Sn three layers) |
Chip Varistor for High Surge Current Suppression
Structure and Dimensions
SMD type, suitable for high density mounting Excellent clamping ratio and strong capabil tyi of
voltage surge suppression
Excellent solderab lity (Ni,i Sn plating)
Applications
Used for security system, PLC, Automotive electronics, Industrial instrument, smart meters, Control and measurement equipment, etc.