RQ3E120ATTB
- Description
- RQ3E120AT Series -30 V -39 A 8 mOhm Surface Mount Power MOSFET - HSMT-8
- Drain to Source Voltage (Vdss)
- 30V
- Continuous Drain Current (ID)
- 12A
- Drain to Source Resistance
- 6.1mO
- Input Capacitance
- 3.2nF
- Datasheet

Quantity
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- Drain-to-Source Voltage Rating of 30 Volts
- Continuous Drain Current of 12 Amperes
- Maximum on-Resistance of 8 Milliohms
- Input Capacitance of 3.2 Nanofarads
- Maximum Power Dissipation of 2 Watts
- 8-Pin Surface-Mount package, RoHS Compliant
The RQ3E120ATTB is a surface-mount power MOSFET from ROHM in an 8-pin package. Its verified attributes give a drain-to-source voltage rating of 30 volts, a continuous drain current of 12 amperes and a maximum on-resistance of 8 milliohms. Maximum power dissipation is 2 watts and input capacitance is 3.2 nanofarads. ROHM lists the RQ3E120ATTB in active production and the part is RoHS compliant.
A power MOSFET in this voltage and on-resistance class is used as an efficient electronic switch, where low conduction loss matters more than high blocking voltage. Applications include load switching and power-path control, synchronous rectification in DC-DC converters, motor and fan drive stages, and battery charge and discharge protection. A 30-volt rating places the RQ3E120ATTB in the low-voltage bus category typical of 12-volt and 24-volt rails. Buyers are power supply and power management designers in consumer, industrial and automotive-adjacent equipment, plus the contract manufacturers assembling those boards.
Fusion’s in-house quality hubs and Prosemi testing facility are fully certified to meet critical industry standards for electronic component inspection and testing.
Quantity
Let us do the sourcing. Even if it's not available now, our team can track it down and tailor a solution just for you.