3 MHz Other Function Transistors 181

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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
BD544	Texas Instruments	PNP	SINGLE	NO	3 MHz	70 W	8 A	1	Other Transistors	40	140 Cel
TIP61C	Texas Instruments	NPN	SINGLE	NO	3 MHz	1.5 W	.5 A	1	Other Transistors	15	140 Cel
BD539D	Texas Instruments	NPN	SINGLE	NO	3 MHz	45 W	5 A	1	Other Transistors	30	140 Cel
BD239F	Texas Instruments	NPN	SINGLE	NO	3 MHz	2 W	2 A	1	Other Transistors	40	140 Cel
BD546D	Texas Instruments	PNP	SINGLE	NO	3 MHz	85 W	15 A	1	Other Transistors	25	140 Cel
BD545	Texas Instruments	NPN	SINGLE	NO	3 MHz	85 W	15 A	1	Other Transistors	25	140 Cel
2N4912	Texas Instruments	NPN	SINGLE	NO	3 MHz	25 W	1 A	1	Other Transistors	20	175 Cel
2N1997	Texas Instruments	PNP	SINGLE	NO	3 MHz	.25 W	.5 A	1	Other Transistors	40	100 Cel
TIP62B	Texas Instruments	PNP	SINGLE	NO	3 MHz	15 W	.5 A	1	Other Transistors	15	140 Cel
BD170	Texas Instruments	PNP	SINGLE	NO	3 MHz	20 W	1.5 A	1	Other Transistors	40	140 Cel
TIP31F	Texas Instruments	NPN	SINGLE	NO	3 MHz	2 W	3 A	1	Other Transistors	25	140 Cel
BD166	Texas Instruments	PNP	SINGLE	NO	3 MHz	20 W	1.5 A	1	Other Transistors	40	150 Cel
2N328B	Texas Instruments	PNP	SINGLE	NO	3 MHz	.4 W	.1 A	1	Other Transistors		175 Cel
BD165	Texas Instruments	NPN	SINGLE	NO	3 MHz	20 W	1.5 A	1	Other Transistors	40	150 Cel
BD234	Texas Instruments	PNP	SINGLE	NO	3 MHz	25 W	.000003 A	1	Other Transistors	40	150 Cel
BD235	Texas Instruments	NPN	SINGLE	NO	3 MHz	25 W	.000001 A	1	Other Transistors	40	150 Cel
2S724	Texas Instruments	NPN	SINGLE	NO	3 MHz	85 W	2 A	1	Other Transistors	40	175 Cel
TIP35E	Texas Instruments	NPN	SINGLE	NO	3 MHz	125 W	25 A	1	Other Transistors	8	140 Cel
BD546	Texas Instruments	PNP	SINGLE	NO	3 MHz	85 W	15 A	1	Other Transistors	25	140 Cel
TIP36D	Texas Instruments	PNP	SINGLE	NO	3 MHz	125 W	25 A	1	Other Transistors	25	140 Cel
2S721	Texas Instruments	NPN	SINGLE	NO	3 MHz	85 W	2 A	1	Other Transistors	20	175 Cel
TIP61A	Texas Instruments	NPN	SINGLE	NO	3 MHz	1.5 W	.5 A	1	Other Transistors	15	140 Cel
TIP34E	Texas Instruments	PNP	SINGLE	NO	3 MHz	80 W	10 A	1	Other Transistors	40	140 Cel
BD177	Texas Instruments	NPN	SINGLE	NO	3 MHz	30 W	3 A	1	Other Transistors	15	140 Cel
2S324	Texas Instruments	PNP	SINGLE	NO	3 MHz	.3 W	.05 A	1	Other Transistors		200 Cel
BD543C	Texas Instruments	NPN	SINGLE	NO	3 MHz	70 W	8 A	1	Other Transistors	40	140 Cel
2N1302	Texas Instruments	NPN	SINGLE	NO	3 MHz	.15 W	.3 A	1	Other Transistors	20	85 Cel
BD246C	Texas Instruments	PNP	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD249A	Texas Instruments	NPN	SINGLE	NO	3 MHz	3 W	25 A	1	Other Transistors	20	140 Cel
BD240B	Texas Instruments	PNP	SINGLE	NO	3 MHz	30 W	3 A	1	Other Transistors	40	150 Cel
BD245B	Texas Instruments	NPN	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD240A	Texas Instruments	PNP	SINGLE	NO	3 MHz	30 W	3 A	1	Other Transistors	40	150 Cel
BD241F	Texas Instruments	NPN	SINGLE	NO	3 MHz	2 W	3 A	1	Other Transistors	10	140 Cel
BD241	Texas Instruments	NPN	SINGLE	NO	3 MHz	40 W	5 A	1	Other Transistors	10	150 Cel
BD245	Texas Instruments	NPN	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD246	Texas Instruments	PNP	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD241B	Texas Instruments	NPN	SINGLE	NO	3 MHz	40 W	5 A	1	Other Transistors	10	150 Cel
BD241E	Texas Instruments	NPN	SINGLE	NO	3 MHz	2 W	3 A	1	Other Transistors	10	140 Cel
BD240C	Texas Instruments	PNP	SINGLE	NO	3 MHz	30 W	3 A	1	Other Transistors	40	150 Cel
BD241D	Texas Instruments	NPN	SINGLE	NO	3 MHz	2 W	3 A	1	Other Transistors	10	140 Cel
BD245C	Texas Instruments	NPN	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD246A	Texas Instruments	PNP	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD244	Texas Instruments	PNP	SINGLE	NO	3 MHz	65 W	8 A	1	Other Transistors	15	150 Cel
BD249C	Texas Instruments	NPN	SINGLE	NO	3 MHz	3 W	25 A	1	Other Transistors	10	140 Cel
BD242A	Texas Instruments	PNP	SINGLE	NO	3 MHz	40 W	5 A	1	Other Transistors	25	150 Cel
BD246B	Texas Instruments	PNP	SINGLE	NO	3 MHz	3 W	10 A	1	Other Transistors	25	140 Cel
BD242B	Texas Instruments	PNP	SINGLE	NO	3 MHz	40 W	5 A	1	Other Transistors	25	150 Cel
BD244A	Texas Instruments	PNP	SINGLE	NO	3 MHz	65 W	8 A	1	Other Transistors	15	150 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.