3-phase AC-DC power supplies with 4500 W output power

The new power supplies from TDK Corporation feature single or dual outputs

TDK Corporation introduces the TDK-Lambda TPS4500 single- or dual-output industrial power supplies with a 4500 W rating. The modules can be configured to share the loads in any proportion, up to the rated output specifications, and are designed to operate in series or in parallel to increase the output voltage or power.
Power
Capable of operating from a high voltage three-phase input in a 360 to 528 VAC Delta or Wye configuration, the TPS4500 series can be used in multiple applications, including test and measurement equipment, semiconductor fabrication, additive manufacturing, printers, lasers, and RF power amplifiers. The high voltage, three-phase input avoids the requirement for costly step-down transformers and assists phase load current balancing.

Remote Control and Monitoring

The TPS4500 series is fully featured with isolated AC Fail, DC Good and dropped phase signals, remote on/off, remote sense, and a 12 V, 0.3 A standby supply.
The PMBus communications interface enables comprehensive remote monitoring and control. It provides real-time visibility of key parameters such as output voltage, output current, internal temperature, status signals, and fan speed. Additionally, PMBus™ allows programming of critical settings, including output voltage, overcurrent limit, and remote on/off functionality. Nominal outputs of 92 V, 49 A and 184 V, 24.5 A are fully adjustable via PMBus™. 92 V can be set from 10 to 96.5 V, and 184 V from 20 to 193 V.

High Efficiency and Wide Temperature Range

The TPS4500 models have a typical efficiency of 93 percent. The power supply can start up in -40 °C temperatures and operate in ambient temperatures from -10 to +70 °C, derating linearly from 100 percent to 80 percent load from 50 °C to 60 °C, and from 80 percent to 55 percent at 70 °C. The TPS4500 series’ enclosure measures 107 x 85 x 335 mm (W x H x D), making it suitable for 2U high racking systems.

Certified and Tested

Safety certifications include IEC/UL/CSA/EN62368-1 and carry the CE and UKCA marking for the Low Voltage, EMC and RoHS Directives. The units also comply with EN55032-A conducted and radiated emissions standards in the end system, meet IEC 61000-4 immunity standards, plus SEMI F47-0706 at 480 VAC nominal (Criteria B). The power supply has 3k VAC input to output, 2k VAC input to ground, and 500 VDC output to ground isolation.
The TPS4500 series is designed to meet MIL-STD-810H, Method 514.8, Proc I, Category 1, 10 (vibration), and MIL-STD-810H, Method 516.8, Procedure I, IV (Logistics) and VI (shock) standards, ensuring exceptional durability and reliability in harsh environments. ds

Main Features and benefits

  • 93 percent efficiency (typical)
  • 360 to 528 V, Delta or Wye 3-phase inputs
  • PMBus™ communication interface for remote programming and monitoring
  • Compliant to IEC 62477-1 (OVC III)
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