Optical Coupler NQUNXIN QXM3063-CuH-SE Featuring High Isolation and Reinforced Insulation Technology
Product Description
The QXM303X, QXM304X, QXM306X series devices are optical couplers designed to interface between low-power control logic and AC power devices. They consist of a GaAs infrared light-emitting diode (LED) optically coupled to a single-crystal silicon photo-triac. These devices are suitable for applications requiring high isolation and control of AC loads, such as switching power supplies, intelligent meters, industrial control systems, 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 | QXM303X | QXM304X | QXM306X | Unit | Remark | |
|---|---|---|---|---|---|---|---|
| Absolute Maximum Ratings (Ta=25) | |||||||
| Forward Current | IF | 60 | mA | ||||
| Backward Voltage | VR | 6 | V | ||||
| Power Dissipation | PD | 100 | mW | (Derating factor above 85C: 3.8 mW/C) | |||
| Off-state output terminal voltage | VDRM | 250 | 400 | 600 | V | ||
| Peak repetitive surge current (pw=100s,120pps) | ITSM | 1 | A | ||||
| On-state current (root mean square value) | IT(RMS) | 100 | mA | ||||
| Power Dissipation | PC | 300 | mW | (Derating factor above 85C: 7.6 mW/C) | |||
| Total Power Dissipation | Ptot | 330 | mW | ||||
| Isolation Voltage | Viso | 3750 | V | For 1 min | |||
| Operating Temperature | Topr | -55110 | |||||
| Storage Temperature | Tstg | -55125 | |||||
| Soldering Temperature | Tsol | 260 | |||||
| Electro-optical Characteristics (Ta=25) | |||||||
| Forward Voltage | VF | V | IF=20mA, Max. 1.5 | ||||
| Back current | IR | uA | VR=6V, Max. 10 | ||||
| Off-state peak current | IDRM1 | 100 | 500 | 500 | nA | VDRM=Rated VDRM, IF=0mA, Max. | |
| On-state peak voltage | VTM | V | ITM=100mA peak, IF=Rated IFT, Max. 3 | ||||
| Critical rise rate of off-state voltage | dv/dt | 1000 | 1000 | 1000 | V/s | VPEAK =Rated VDRM, IF=0, Min. | |
| Suppression voltage | VInh | V | IF= Rated IFT, Max. 20 | ||||
| Leakage current in suppression state | IDRM2 | uA | IF= Rated IFT, VDRM=Rated VDRM, Off state, Max. 500 | ||||
| LED trigger current | IFT | 15 | 10 | 5 | mA | Main terminal Voltage =3V, QXM3031/3041/3061, QXM3032/3042/3062, QXM3033/3043/3063 | |
| Maintain current | IH | uA | Max. 280 | ||||
2512231546_NQUNXIN-QXM3063-CuH-SE_C49023608.pdf
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