COMPANY HEADER
Terms
  • 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)
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Unit of Measure
Items
P620F Series Flyback Transformers

9 Ampere (A) Secondary Output Current P620F Series Flyback Transformer
P620F Series Flyback Transformers

6 Ampere (A) Secondary Output Current P620F Series Flyback Transformer
P620F Series Flyback Transformers

2.50 Ampere (A) Secondary Output Current P620F Series Flyback Transformer
P620F Series Flyback Transformers

1.50 Ampere (A) Secondary Output Current P620F Series Flyback Transformer
P620F Series Flyback Transformers

1.25 Ampere (A) Secondary Output Current P620F Series Flyback Transformer
Power N/A 30 W
Primary OCL (±10%) N/A 42 µH
Maximum Primary Direct Current Resistance (DCR) N/A 0.070 mOhm N/A 0.069 mOhm N/A 0.061 mOhm N/A 0.060 mOhm N/A 0.060 mOhm
Maximum Secondary Direct Current Resistance (DCR) N/A 0.0023 mOhm N/A 0.0050 mOhm N/A 0.0150 mOhm N/A 0.0370 mOhm N/A 0.0550 mOhm
Maximum Auxiliary Direct Current Resistance (DCR) N/A 0.220 mOhm N/A 0.225 mOhm N/A 0.195 mOhm N/A 0.195 mOhm N/A 0.195 mOhm
Maximum Primary Inductance LL N/A 3.00 µH N/A 1.60 µH N/A 0.55 µH N/A 0.43 µH N/A 0.31 µH
Primary : Secondary Turns Ratio (±5 %) N/A 1 : 0.09 N/A 1 : 0.14 N/A 1 : 0.33 N/A 1 : 0.56 N/A 1 : 0.67
Primary : Auxiliary Turns Ratio (±5 %) N/A 1 : 0.33
Secondary Output Voltage N/A 3.3 V N/A 5.0 V N/A 12 V N/A 19.5 V N/A 24 V
Secondary Output Current N/A 9 A N/A 6 A N/A 2.50 A N/A 1.50 A N/A 1.25 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
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