MPS Industries, Inc.
  • Flyback transformers for 13 Watt and 25 Watt PoE applications
  • Isolation 1500 Vrms, 60 seconds (Primary, Auxiliary to Secondary
Unit of Measure

Electrical Parameters at 25 ºC


N/A 13 W

Primary OCL (±10%)

N/A 127 µH

Maximum Primary Direct Current Resistance (DCR)

N/A 0.222 mOhm

Maximum Secondary Direct Current Resistance (DCR)

N/A 0.039 mOhm

Maximum Auxiliary Direct Current Resistance (DCR)

N/A 0.348 mOhm

Maximum Primary Inductance LL

N/A 0.95 µH

Primary : Secondary Turns Ratio (±5 %)

N/A 1 : 0.250

Primary : Auxiliary Turns Ratio (±5 %)

N/A 1 : 0.5

Secondary Output Voltage

N/A 5.0 V

Secondary Output Current

N/A 2.60 A


Industry Standards / Certifications

N/A RoHS Compliant

Isolation RMS Voltage (Vrms)

N/A 1500 V

Isolation Time

N/A 60 s

Operating Frequency

N/A 250 kHz

Standard Operating Temperature Range

N/A -40 to +125 ºC

Available Design

N/A Custom



  1. Primary OCL measured @ 250 kHz 0.7 Vrms
  2. Primary Leakage L measured @ 250 kHz 0.7 Vrms with all Secondary shorted
  3. DCR measured with windings in parallel
  4. Hipot: 1500 Vrms, 1 mA, 60 s (Primary, Auxiliary to Secondary); 1800 Vrms, 1 mA, 5 s (Primary, Auxiliary, Core to Secondary); 500 Vrms, 1 mA, 5 s (between Primary, Auxiliary, and Core)
Product performance is limited to specified parameters. Data is subject to change without prior notice.

Unless otherwise specified, all tolerances are:
inch: .XX : ±0.010 .XXX : ±0.005
mm: X.X : ±0.254 X.XX : ±0.13

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