Intelligent meter optocoupler NQUNXIN QXM3052-CuH-SE with GaAs infrared LED and silicon chip thyristor design
Product Description
The QXM301X, QXM302X, and QXM305X series are optocouplers featuring a GaAs infrared light-emitting diode and a single-crystal silicon chip random phase photoelectric bidirectional thyristor. They are designed for applications such as switching power supplies, intelligent meters, industrial control, measuring instruments, office equipment (e.g., copiers), and household appliances (e.g., air conditioners, fans, water heaters).
Product Attributes
- Brand: Qunxin ()
- Origin: China
- Certifications: UL 1577, VDE DIN EN60747-5-5 (VDE 0884-5), CQC11-471543-2022
- Insulation Standards: Reinforced insulation
Technical Specifications
| Parameter | Symbol | QXM301X | QXM302X | QXM305X | Unit | Conditions |
| Peak Breakdown Voltage | VDRM | 250 | 400 | 600 | V | |
| Input-Output Isolation Voltage | VISO | 3750 | Vrms | For 1 min | ||
| Operating Temperature | Topr | -55~110 | ||||
| Forward Current | IF | 60 | mA | (Ta=25) | ||
| Power Dissipation (Input) | PD | 100 | mW | (Ta=25) | ||
| Off-state Output Terminal Voltage | VDRM | 250 | 400 | 600 | V | |
| On-state Current (RMS) | IT(RMS) | 100 | mA | |||
| Power Dissipation (Output) | PC | 300 | mW | (Ta=25) | ||
| Total Power Dissipation | Ptot | 330 | mW | (Ta=25) | ||
| Forward Voltage | VF | 1.23 / 1.5 | V | IF=20mA | ||
| LED Trigger Current | IFT | 30 / 15 / 10 / 5 | 30 / 15 / 10 / 5 | 30 / 15 / 10 / 5 | mA | V=3V |
| Maintain Current | IH | 250 | uA | |||
2512231546_NQUNXIN-QXM3052-CuH-SE_C49023615.pdf
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