MPS Industries, Inc.
Print Back
  • Flyback transformers for 30 Watt PoE applications
  • Operating Frequency 250 kHz with input voltage 36 to 72 Volts
  • Isolation 1500 Vrms, 60 seconds (Primary, Auxiliary to Secondary)
Unit of Measure

Electrical Parameters at 25 ºC

Power

 30 W

Primary OCL (±10%)

 42 µH

Maximum Primary Direct Current Resistance (DCR)

 0.069 mOhm

Maximum Secondary Direct Current Resistance (DCR)

 0.0050 mOhm

Maximum Auxiliary Direct Current Resistance (DCR)

 0.225 mOhm

Maximum Primary Inductance LL

 1.60 µH

Primary : Secondary Turns Ratio (±5 %)

 1 : 0.14

Primary : Auxiliary Turns Ratio (±5 %)

 1 : 0.33

Secondary Output Voltage

 5.0 V

Secondary Output Current

 6 A

Specifications

Industry Standards / Certifications

 RoHS Compliant

Isolation RMS Voltage (Vrms)

 1500 V

Isolation Time

 60 s

Operating Frequency

 250 kHz

Standard Operating Temperature Range

 -40 to +125 ºC

Available Design

 custom

Note

N/A

  1. Primary OCL measured @ 250 kHz 0.7 Vrms
  2. Primary Leakage L measured @ 250 kHz 0.7 Vrms with 7-8-9-10-11-12 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, and Core to Secondary); 500 Vrms, 1 mA, 5 s (between Primary, Auxiliary, and Core) Polarity: 1, 2, 5, 10, 11, and 12 are in phase
  5. Ipk: 2.6 Adc, Δ L < 10% from initial value
Product performance is limited to specified parameters. Data is subject to change without prior notice.

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