55N03LTA PDF Datasheet – 25V, Logic Level FET – Philips

This post explains for the FET.

The Part Number is 55N03LTA.

The function of this semiconductor is Logic Level FET.

The package is SOT-78, SOT-404, SOT-428 Type.

Manufacturer: Philips

Preview images :

1 page
55N03LTA image


N-channel logic level field-effect power transistor in a plastic package using TrenchMOS technology.

Product availability :

1. PHP55N03LTA in a SOT78 (TO-220AB)

2. PHB55N03LTA in a SOT404 (D2-PAK)

3. PHD55N03LTA in a SOT428 (D-PAK).


1. Low on-state resistance

2. Fast switching.

Absolute Maximum Ratings (Ta = 25°C)

1. Drain to source voltage: VDSS = 25 V

3. Drain current: ID = 55 A

4. Total Power Dissipation: Pd = 85 W

5. Channel temperature: Tch = 175 °C

6. Storage temperature: Tstg = -55 to +175 °C



1. Computer motherboard high frequency DC to DC converters.


Other data sheets are available within the file: PHP55N03LTA, PHB55N03LTA, PHD55N03LTA

55N03LTA Datasheet