MMBT5401

Product Introduction:

important characteristics
MMBT5401 is a PNP transistor fit for circuits calling for PNP transistors.

With -150V, collector emitter voltage (Vceo), the transistor can resist reverse voltages up to 150V.

The highest collector current, fit for medium power uses, is -500mA.

The highest power dissipation, fit for low to medium power uses, is 225mW.

Usually ranging between 100 and 300, DC current gain (hFE) indicates strong transistor amplification capacity.

Characteristic frequency (fT) is 100MHz, fit for some high-frequency uses.

Adopting SOT-23 packaging, this compact surface mount packaging fit for high-density circuit board design.

Usually about 500mV, the comparatively low saturation voltage (Vce) aids lower power consumption and increase efficiency.

Cut off current (Iceo): Usually in the tens of nanoamps range, the quite modest cut-off current indicates that the device's leakage current in the cut-off state is also rather small.

Lead free materials: Complying with RoHS rules, this eco-friendly product devoid of dangerous elements like mercury and lead is.

Applications for scenarios
MMBT5401 can be found in many analog signal amplification circuits, including audio amplifiers, sensor signal amplifiers, etc., thanks to its outstanding current gain properties.

MMBT5401 is suited for many switching circuits, including power control, motor drive, relay drive, etc., thanks to its low saturation voltage and quick switching properties.

MMBT5401 can be a switching element in power management circuits to accomplish effective power conversion and control.

MMBT5401 is fit for several high-frequency uses including RF circuits, oscillators, etc. due to its high characteristic frequency.

Particularly in applications requiring a steady current source, which may be attained by suitable circuit design, LED driver can be utilized to run LEDs.

Designed in sensor interface circuits, they amplify and transfer weak signals from sensors to next processing circuits.

MMBT5401 may supply steady amplification effects in audio equipment like speaker drivers, headphone amplifiers, etc.

MMBT5401 can be utilized for several control circuits in vehicle electronic systems including headlamp control systems, car entertainment systems, etc.

MMBT5401 may supply dependable signal amplification and switching capabilities in industrial control systems like PLC controllers, sensor interfaces, etc.

Many consumer electronics goods, including televisions, audio equipment, domestic appliances, etc., employ MMBT5401 for different control and amplification circuits.

Datasheet:

Related product introduction：

2N5401 transistor: Like MMBT5401 transistor, it is also a general-purpose transistor, but its packaging form is TO-92, suitable for various small-sized circuit designs.

BC557B transistor: This is a PNP transistor that is also suitable for amplifier and switch circuit applications, with a high current amplification factor and low noise.

BF422 transistor: This is an NPN transistor packaged as TO-92, suitable for high-frequency amplification and medium power switch circuit applications. Its low noise and high current amplification factor are also its characteristics.

BC640 transistor: This is an NPN transistor packaged as TO-92, suitable for medium power switch and amplifier circuit applications. Its high current amplification factor and high voltage resistance are also its characteristics.

BD140 transistor: This is a PNP transistor packaged as TO-126, suitable for medium power amplifier and switch circuit applications. Its high current amplification factor and high voltage resistance are its characteristics.

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