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  • AEC-Q200 Qualified for Automotive Applications
  • High Q Value and Low Leakage Inductance
  • Good temperature stability ensures small variation in inductance
  • Low profile, surface mount design
  • Metal cover improves EMI shielding
A2003 Series Direct Current/Direct Current (DC/DC) Transformers
Unit of Measure
1 2 

Item #

Inductance (4-6)

Maximum Leakage Inductance (4-6)

Testing Frequency at 1V

Turns Ratio (3-2 : 2-1 : 4-6) (±2 %)

Direct Current Resistance (DCR) (4-6) (±20%)

A2003-412 N/A 4.10 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 11.75 N/A 23.0 Ohm
A2003-432 N/A 4.30 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 11.75 N/A 23.0 Ohm
A2003-472 N/A 4.70 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 11.75 N/A 23.0 Ohm
A2003-502 N/A 5.00 mH N/A 150 µH N/A 58 kHz N/A 1 : 1 : 15 N/A 35.6 Ohm
A2003-502A N/A 5.00 mH N/A 150 µH N/A 40 kHz N/A 1 : 1 : 15 N/A 35.6 Ohm
A2003-502B N/A 5.00 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 20 N/A 29.3 Ohm
A2003-512 N/A 5.10 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 11.75 N/A 27.3 Ohm
A2003-552 N/A 5.50 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 8 N/A 26.5 Ohm
A2003-552A N/A 5.50 mH N/A 150 µH N/A 52 kHz N/A 1 : 1 : 11.75 N/A 27.3 Ohm
A2003-802 N/A 8.00 mH N/A 150 µH N/A 40 kHz N/A 1 : 1 : 10 N/A 24.5 Ohm
Unit of Measure
1 2