The HN Series Single Output 28 V Commercial AC/DC Isolated Power Supply.

Features:

* World-wide ac input ranges and safety standards
* Industry standard packages
* Commercial UL/CSA TUV/IEC approved- models to UL/CSA 60950; EN/IEC60950-1
* Burn-in with cycling; 3-year warranty
* Capacitors have highest CV & ripple current ratings
* Medical Approved to UL2601-1/60601-1, IEC60601-1 and CSA601.1
* Medical leakage 10 μA
* MTBF 200,000+ hours per MIL-HDBK-217D (most units)
* All electrolytic caps rated at 105°C
* Transformer insulation meets Class F (155°C)
* Exceed FCC and CISPR22, Class B conducted emissions
* RoHS Compliant models available (G suffix)
* Marked to LVD

Specifications:

* Ac Input

** 100, 120 and 240 Vac: +10%, -13%; 215 Vac: +12%, -11%; 47 to 63 Hz. Tolerance for 230 Vac operation is +15%, -10%. Derate output current 10% for 50 Hz operation.

* Dc Output

** See voltage rating chart. Adjustment range ±5% minimum except HA series.

* Line Regulation

** ±0.05% for a 10% change.

* Load Regulation

** ± 0.05% for a 50% load change.

* Output Ripple

** 3 mV +0.05% of output voltage, peak to peak maximum. All "3-terminal regulator" outputs: 3 mV 0.2% peak to peak maximum.

* Transient Response

** <50 microseconds for 50% load change.

* Short Circuit Protection

** Automatic current limit/foldback.

* Overvoltage Protection

** Built-in on all 5 V models, set at 6.2 V ±0.4 V. Other models use optional overvoltage protection.

* Remote Sensing

** Provided on all models; open sense lead protection built-in (except HA & HTAA series).

* Stability

** ±0.05% for 24 hours after warmup.

* Temperature Rating

** 0 to 50°C full rated, derated linearly to 40% at 70°C.

* Temperature Coefficient

** ±0.01%/°C maximum.

* Efficiency

** 5 V units: 45%; 12 and 15 V units: 55%; 20 and 24 V units: 60%.

* Storage

** -40 to +85 °C.