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The TDK Corporation HFE2500-48/S is a 2500W hot-swap front-end power supply designed for rackmount applications. It offers a high power density of 29.2W/in³ and can deliver up to 10,000W in a 1U rack.
Key electrical specifications include an input voltage range of 85-265 VAC, a 48V output voltage, and a maximum output current of 52A. The power supply boasts an efficiency of 93% and features power factor correction meeting EN61000-3-2 standards. It includes overcurrent, overvoltage, and overtemperature protection for reliable operation.
Designed for system integration, the HFE2500-48/S supports parallel operation for N+1 redundancy with single-wire current sharing up to 8 units. It offers features such as adjustable output, load sharing, remote on/off, remote sense, and an I2C interface compatible with PMBus. Indicators for AC OK and DC OK/Fail are provided for system monitoring.
Mechanically, the unit is a 1U rackmount power supply with dimensions of 107 x 41 x 325 mm and a weight of 2100g. It operates within a temperature range of -10°C to +70°C and complies with various safety and EMI standards including UL60950-1, EN60950-1, CE Mark, and SEMI F47.
85-265 VAC, 47-63 Hz.
48V DC at 52A providing 2500W.
Typical 93% at full load.
-10°C to +70°C with derating above 50°C.
Rack-mount, dimensions 107 x 41 x 325 mm.
Yes, up to 8 units with single wire current sharing (90% accuracy).
Overcurrent (programmable), overvoltage (110% tracking), overtemperature (auto-recovery), and AC fail signal.