BSS84 SMD MOSFET Pinout, Specifications and Equivalent

The SMD component of BSS84 is a P Channel enhancement mode MOSFET. This is used in low power switching and signal control applications. It comes in SOT-23 surface mount packaging and it is mainly used for space constrained PCB designs. Due to its low gate drive requirement and fast switching speed, the BSS84 is widely used as a high side switch circuits.

BSS84 SMD MOSFET Pinout

BSS84 Pinout
Pin NumberPin Name
1Gate
2Source
3Drain

Specifications

  • P Channel MOSFET.
  • Drain to Source Voltage (VDS) is -50 V.
  • Continuous Drain Current (ID)is -130 mA.
  • Pulsed Drain Current is -520 mA.
  • Gate to Source Voltage (VGS) is +/-20 V.
  • Gate Threshold Voltage is -0.8 V to -2.0 V.
  • RDS(on) at VGS of -5 V is 10 ฮฉ.
  • Power Dissipation (PD) is 360 mW.
  • Operating Temperature is -55ยฐC to +150ยฐC.
  • Package Type is SOT-23 (TO-236).

Equivalent MOSFET for Replacement

Equivalent MOSFETS for replacement are AO3407, IRLML6402, Si2301, PMV65XP, FDN306P.

Applications

  • Used for low voltage high side load switching.
  • In Battery powered devices.
  • Power management circuits.
  • Signal switching.
  • DC to DC converter control circuits.
  • Microcontroller based switching circuits.

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