Product Overview
The Vishay Z3403160_03 is a high-voltage surge axial cemented wirewound resistor from the Z300-Cxx series, designed for applications requiring high impulse voltage withstand capability up to 12 kV per IEC 61000-4-5 (1.2/50 µs pulse). Featuring a flameproof silicone cement coating conforming to UL 94 V-0, it is built on a high-grade ceramic core with all-welded construction for robust performance in energy meters, power supplies, and surge protection circuits.
Key Specifications
| Resistor Type | Wirewound (High Surge) |
| Series | Z300-Cxx (Z304-Cxx variant) |
| Power Rating | 5 W (at 40°C), 4.4 W (at 70°C) |
| Resistance Range | 0.62 Ω to 5.6 kΩ (series range) |
| Tolerance | ±5%, ±10% |
| Impulse Handling | Up to 12 kV (IEC 61000-4-5, 1.2/50 µs) |
| Temperature Coefficient | ±100 ppm/K, ±200 ppm/K |
| Operating Temperature | -40°C to +200°C |
| Coating | Silicone cement, UL 94 V-0 flameproof |
| Package | Axial Leaded (Cement Coated) |
Features
- High impulse voltage withstand up to 12 kV per IEC 61000-4-5 (1.2/50 µs pulse)
- Flameproof silicone cement coating conforming to UL 94 V-0
- High-grade ceramic core (Al2O3) for excellent thermal and mechanical resistance
- All-welded construction for reliable electrical connections
- Wide operating temperature range from -40°C to +200°C
- Non-flammable and inorganic materials for unlimited lifetime within rated limits
- Resistant to cleaning solvents per IEC 60115-1
- Totally lead-free, RoHS compliant
Applications
- Energy meter surge protection circuits
- Power supply input surge handling
- Appliance and ballast protection circuits
- Industrial electronics surge suppression
- Capacitor discharge and braking circuits