The US-75D series is a 75W single-output switching power supply with a 29mm low-profile design. The entire series offers 12V and 24V outputs, with an efficiency of up to 89%. The metal casing design gives it excellent low electromagnetic emission interference and enhances the heat dissipation capacity, enabling the US-75D to operate within a temperature range of -30°C to +50°C without a fan, and it can meet the energy-saving requirements of the new generation of LED lighting, providing a cost-effective solution for various LED lighting applications.
Features :
Design forindoor installations
TRIAC/0-1OV/1-1OV/1OV PWM/RESISTANCE DIM
Dimming range: 0~100%, LED start at 1% possible.
0-100% flicker-free, High frequency exemption level.
Over load /Over temp./ Short circuit/Over voltage protection, recover automatically.
Cooling by free air convection
100% full load burn-in test
Suitable forinternal lights application for I/IIIII.
Application:
LED strip lighting
LED illuminated text
LED mobile signage
Specifications
| Model | US-75D-12 | US-75D-24 | |
| Output | Output voltage | 12V | 24V |
| Output voltagerange | ±0.5V | ±0.5V | |
| Output сurrent | 6.0A | 3.2A | |
| Output power | 75W | ||
| Output power range | 0~75W | ||
| Withorwithoutstrobe | No strobe | ||
| Dimming range | 0~100%, dimming depth: Max. 1% | ||
| Ripple & Noise | ≤200mV | ≤400mV | |
| Input | Dimming interface | TRIAC/0-10V/1-10V/10V PWM/RESISTANCE DIM | |
| Input voltage | 200-240Vac | ||
| Frequency | 50/60Hz | ||
| Input сurrent | 0.85A/230Vac | ||
| Power factor | PF>0.55/230Vac,at full load | ||
| Efficiency (typ.) | 88% | 89% | |
| Inrush current(typ.) | Cold start 55A at230Vac | ||
| Controlsurgecapability | L-N:2KV | ||
| Leakage сurrent | Max. 0.5mA | ||
| Environment | Working temperature | ta: -30°C~50°C tc: 80°C | |
| Working humidity | 20%~90%RH,non-condensing | ||
| Storagetemp.,humidity | -40°C~+80°C;10%~95%RH | ||
| Vibration | 10~500Hz,2G 12min./1cycle, period for 72min. each along X,Y, Z axes. | ||
| Protection | Over load protection | Protection type:Shut down o/p voltage,re–power on to recover | |
| Over voltage protection | Shutdowntheoutputwhennon-load voltage≥13V, re-powerontorecoverafterfault conditionis removed. | Shutdowntheoutputwhennon-load voltage≥26V, re-powerontorecoverafterfaultconditionisremoved. | |
| Overtemperature | Shut down the output when current load ≥110%, auto recovers. | ||
| Short circuit protection | Protectiontype:1.Whenthefirst-levelshort-circuitprotectionistriggered,thefaultcanbeautomaticallyrecovered; 2.Trigger secondary short circuitprotection,faulteliminationafterpowerrecoveryagain. | ||
| Safety & EMC | Withstand voltage | I/P-O/P:1500Vac | |
| Isolation resistance | I/P-O/P:100M2/500VDC/25°C/70%RH | ||
| Safety standards | IEC/EN61347-1, IEC/EN61347-2-13 | ||
| EMC emission | EN55015, EN61000-3-2 Class C, IEC61000-3-3 | ||
| EMC immunity | EN61000-4-2,3,4,5,6,8,11 EN61547 | ||
| Strobe test standard | IEEE1789 | ||
| Others | Dimension | 195*49*29(L*W*H) | |
| Weight/packing | 0.3KG/60PCS/19.2KG/1.12CUFT/0.032m³ | ||
| Note | 1.All parameters not specifically mentioned are measured at 230VAC input, rated load and 25°C ambient temperature. 2.Ripple and noise test method: connect 0.1uF and 47uF capacitors in parallel at the terminal, and measure under 20MHZ bandwidth. 3.Ensure that the power supply is used under the rated parameters and environment. | ||
Dimensional Drawing
Connect the application diagram
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