Coilcraft GA0007-AL Flyback Transformer for ON Semiconductor NCP1351
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Flyback Transformer for ON Semiconductor NCP1351

  • Developed specifically for ON Semi NCP1351 PWM Controller
  • Designed for universal input, 85 – 265 Vac
  • Isolation: 3000 Vrms, one minute Pri  and Aux to Sec1 and Sec2;
    500 Vrms, one minute
    Pri to Aux and between Sec1 and Sec2
  • Provides 32 V, 1 Amp and 16 V, 0.75 A outputs
  • 16 V output from the auxiliary winding
  • RoHS-compliant. Tin-silver over tin over phos bronze terminations.


Part number
Click to get parts
at 0 Adc
±10% (µH)
at Ipk
min (µH)
DCR max3
max (µH)
Turns ratio
pri : sec1 : sec2 : aux
GA0007-AL 270 243 0.25 (pri)
0.027 (sec1)
0.045 (sec2)
0.26 (aux)
8.16 5 : 1 : 1 : 1 3.0
1 Inductance is for the primary, measured at 45 kHz, 0.8 Vrms, 0 Adc.
2 Ipk is the peak current drawn at minimum input voltage
3 DCR measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
4 Leakage inductance measured on the primary winding with all secondary pins shorted.
5 Ambient temperature range: −40°C to +85°C
6 Storage temperature range: Component: −40°C to +85°C
Packaging trays: −40°C to +80°C
7 Electrical specifications at 25°C.
Refer to Soldering Coilcraft Components before soldering.
PCB washing: Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info

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Updated: December 28, 2018