MPSA56,116

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Transistor Type:	PNP
Current - Collector (Ic) (Max):	500mA
Voltage - Collector Emitter Breakdown (Max):	80V
Vce Saturation (Max) @ Ib, Ic:	250mV @ 10mA, 100mA
Current - Collector Cutoff (Max):	50nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	100 @ 100mA, 1V
Power - Max:	625mW
Frequency - Transition:	50MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
Supplier Device Package:	TO-92-3
Base Part Number:	MPSA56

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MPSA56 and MPSA116 are two of the most popular small-signal transistors, both of which belong to the category of single bipolar junction transistors (BJT). These transistors, which are N-P-N type PNP transistors respectively, can be used as pre-amplifiers and as drivers in circuits. They have low-noise characteristics that make them ideal for use in a variety of radio and audio applications.The MPSA56 has a maximum Collector-Base voltage (VCBO) of 40V, a maximum Collector-Emitter voltage (VCEO) of 40V, and a maximum Emitter-Base voltage (VBE) of 6V. Its Pulse Collector-Emitter Sustaining Voltage (VCES) is 80V, and its Maximum Collector Current (IC) is 500mA. The MPSA116, on the other hand, has a VCBO of 60V, VCEO of 60V, VBE of 6V, VCES of 100V, and IC of 300mA.MPSA56 and MPSA116 both have an outer casing made of plastic, which makes them resistant to shock, vibration and heat. They also have low-noise characteristics for better sound quality. These transistors are known for their excellent gain performance, which makes them ideal for use in high-gain amplifier circuits.The working principle of both the MPSA56 and MPSA116 is the same. When the voltage across the Base-Emitter junction of the transistor exceeds the turn-on voltage of the device, the Base-Emitter junction becomes forward biased and electricity flows from the Collector to Emitter. This creates a closed-loop current, known as the collector current, which collects and amplifies the original signal. This amplified signal is then available at the Collector-Emitter terminals of the transistor.Because of their excellent performance, the MPSA56 and MPSA116 are widely used in radio and audio applications such as amplifiers, pre-amplifiers and drivers. They are also used in various home entertainment devices such as DVD and Blu-Ray players, digital photo frames, game controllers, etc. Additionally, these transistors can be used in motor control circuits for devices such as ovens, washing machines, dishwashers and other home appliances.In conclusion, MPSA56 and MPSA116 are two well-known and widely used small-signal transistors belonging to the category of single bipolar junction transistors (BJT). They are known for their low-noise characteristics, excellent gain performance and resistance to shock, vibration and heat. These transistors are used in a wide range of applications such as radio, audio, home entertainment and motor control circuits.

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