.2 A Other Function Transistors 533

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Part	Manufacturer	Polarity or Channel Type	Configuration	Surface Mount	Nominal Transition Frequency (fT)	Maximum Power Dissipation (Abs)	Maximum Collector Current (IC)	No. of Elements	Sub-Category	Minimum DC Current Gain (hFE)	Maximum Operating Temperature
BFS29	Texas Instruments	NPN	SINGLE	NO	150 MHz	.3 W	.2 A	1	Other Transistors	40	150 Cel
BFQ35	Texas Instruments	PNP	SINGLE	NO	80 MHz	.8 W	.2 A	1	Other Transistors	50	175 Cel
BC214KC	Texas Instruments	PNP	SINGLE	NO	200 MHz	.5 W	.2 A	1	Other Transistors		125 Cel
BSW22A	Texas Instruments	PNP	SINGLE	NO	300 MHz	.3 W	.2 A	1	Other Transistors	250	175 Cel
BCY58	Texas Instruments	NPN	SINGLE	NO	125 MHz	.6 W	.2 A	1	Other Transistors		175 Cel
2N1371	Texas Instruments	PNP	SINGLE	NO		.25 W	.2 A	1	Other Transistors	45	100 Cel
2N4422	Texas Instruments	NPN	SINGLE	NO	350 MHz	.36 W	.2 A	1	Other Transistors	30	150 Cel
BCY72	Texas Instruments	PNP	SINGLE	NO	250 MHz	.36 W	.2 A	1	Other Transistors	50	175 Cel
MPS6566	Texas Instruments	NPN	SINGLE	NO	200 MHz	.62 W	.2 A	1	Other Transistors	100	150 Cel
BC513A	Texas Instruments	PNP	SINGLE	NO	200 MHz	.3 W	.2 A	1	Other Transistors		140 Cel
BC513C	Texas Instruments	PNP	SINGLE	NO	200 MHz	.3 W	.2 A	1	Other Transistors		140 Cel
2N6541	Texas Instruments	NPN	SINGLE	NO	200 MHz	.625 W	.2 A	1	Other Transistors	60	150 Cel
BFV49	Texas Instruments	NPN	SINGLE	NO	200 MHz	.15 W	.2 A	1	Other Transistors	30	175 Cel
C5T6540	Texas Instruments	NPN	SINGLE	YES	350 MHz	.28 W	.2 A	1	Other Transistors	100	150 Cel
2N1273	Texas Instruments	PNP	SINGLE	NO		.25 W	.2 A	1	Other Transistors	27	100 Cel
BF415	Texas Instruments	PNP	SINGLE	NO	70 MHz	1.2 W	.2 A	1	Other Transistors	30	150 Cel
BCW84	Texas Instruments	NPN	SINGLE	NO	150 MHz	.225 W	.2 A	1	Other Transistors		150 Cel
C5T5400	Texas Instruments	PNP	SINGLE	YES	200 MHz	.32 W	.2 A	1	Other Transistors	40	140 Cel
BCY58D	Texas Instruments	NPN	SINGLE	NO	250 MHz	1 W	.2 A	1	Other Transistors		175 Cel
C5T5401	Texas Instruments	PNP	SINGLE	YES	200 MHz	.32 W	.2 A	1	Other Transistors	50	140 Cel
BC178A	Texas Instruments	PNP	SINGLE	NO	200 MHz	.6 W	.2 A	1	Other Transistors	120	175 Cel
BFS31	Texas Instruments	NPN	SINGLE	YES	150 MHz	.3 W	.2 A	1	Other Transistors	80	150 Cel
BC583B	Texas Instruments	NPN	SINGLE	NO	150 MHz	.3 W	.2 A	1	Other Transistors		150 Cel
BC584B	Texas Instruments	NPN	SINGLE	NO	150 MHz	.3 W	.2 A	1	Other Transistors		150 Cel
2N1378	Texas Instruments	PNP	SINGLE	NO		.25 W	.2 A	1	Other Transistors	85	100 Cel
2N1381	Texas Instruments	PNP	SINGLE	NO		.25 W	.2 A	1	Other Transistors	27	100 Cel
BFY84	Texas Instruments	NPN		NO	600 MHz		.2 A		Other Transistors	20
BC179B	Texas Instruments	PNP	SINGLE	NO	200 MHz	.6 W	.2 A	1	Other Transistors	180	175 Cel
BFV42	Texas Instruments	NPN	SINGLE	NO	400 MHz	.15 W	.2 A	1	Other Transistors	30	175 Cel
BFS34	Texas Instruments	PNP	SINGLE	YES	200 MHz	.3 W	.2 A	1	Other Transistors	100	140 Cel
BCY58B	Texas Instruments	NPN	SINGLE	NO	250 MHz	1 W	.2 A	1	Other Transistors		175 Cel
BC582	Texas Instruments	NPN	SINGLE	NO	150 MHz	.3 W	.2 A	1	Other Transistors		150 Cel
2N1379	Texas Instruments	PNP	SINGLE	NO		.25 W	.2 A	1	Other Transistors	85	100 Cel
BC178	Texas Instruments	PNP	SINGLE	NO	200 MHz	.6 W	.2 A	1	Other Transistors	120	175 Cel
ASY27	Texas Instruments	PNP	SINGLE	NO	14 MHz	.15 W	.2 A	1	Other Transistors
MPS3710	Texas Instruments	NPN	SINGLE	NO	100 MHz	.31 W	.2 A	1	Other Transistors	90	150 Cel
BFS33P	Texas Instruments	PNP	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	60	140 Cel
2N2413	Texas Instruments	NPN	SINGLE	NO	300 MHz	.3 W	.2 A	1	Other Transistors	30	200 Cel
2N377	Texas Instruments	NPN	SINGLE	NO	5 MHz	.15 W	.2 A	1	Other Transistors	20	100 Cel
2N3712	Texas Instruments	NPN	SINGLE	NO	40 MHz	.8 W	.2 A	1	Other Transistors		175 Cel
MPS2714	Texas Instruments	NPN	SINGLE	NO	250 MHz	.35 W	.2 A	1	Other Transistors	75	150 Cel
BCW62A	Texas Instruments	PNP	SINGLE	NO	200 MHz	.225 W	.2 A	1	Other Transistors		140 Cel
BCW63A	Texas Instruments	PNP	SINGLE	NO	200 MHz	.225 W	.2 A	1	Other Transistors		140 Cel
BCW62B	Texas Instruments	PNP	SINGLE	NO	200 MHz	.225 W	.2 A	1	Other Transistors		140 Cel
MPS2712	Texas Instruments	NPN	SINGLE	NO	100 MHz	.35 W	.2 A	1	Other Transistors	75	150 Cel
BCW63C	Texas Instruments	PNP	SINGLE	NO	200 MHz	.225 W	.2 A	1	Other Transistors		140 Cel
BCW64C	Texas Instruments	PNP	SINGLE	NO	200 MHz	.225 W	.2 A	1	Other Transistors		140 Cel
BC108A	Texas Instruments	NPN	SINGLE	NO	150 MHz	.6 W	.2 A	1	Other Transistors	110	175 Cel

Other Function Transistors

Other function transistors are a category of transistors that perform specialized functions beyond basic switching and amplification. These transistors are designed to perform specific tasks in electronic circuits, and are used in various applications such as signal processing, voltage regulation, and power management.

Some examples of other function transistors include:

1. Darlington Transistors: Used in high-current and high-voltage applications where a single transistor cannot provide the required gain. Darlington transistors consist of two transistors connected in series, which provide a high gain and low input current.

2. Schottky Transistors: Used in high-speed digital circuits to reduce switching losses and improve efficiency. Schottky transistors use a Schottky barrier diode in combination with a transistor to reduce the voltage drop across the device.

3. Phototransistors: Used in applications where a signal needs to be detected and converted into an electrical signal. Phototransistors use a photodiode to detect light and a transistor to amplify the signal.

4. Bipolar Junction Transistors (BJT): Used in analog circuits for amplification and switching applications. BJTs have a high current gain and low input resistance, making them useful in low-power applications.

5. Junction Field-Effect Transistors (JFET): Used in low-noise and high-impedance applications, such as audio amplifiers and analog switches. JFETs have a high input impedance and low noise, making them suitable for low-power applications.

Other function transistors are available in various sizes and configurations, depending on the specific application. They are subject to various standards and regulations, such as JEDEC (Joint Electron Device Engineering Council) and RoHS (Restriction of Hazardous Substances), to ensure their safety and performance. Proper selection and design of other function transistors are critical to ensure optimal performance, reliability, and compatibility with other components in the circuit.