.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	Terminal Finish	JESD-609 Code
2N3906(TE2,T)	Toshiba	PNP	SINGLE	NO	250 MHz	.35 W	.2 A	1	Other Transistors	100	150 Cel	Tin/Lead (Sn/Pb)	e0
YTS4123	Toshiba	NPN	SINGLE	YES	200 MHz	.62 W	.2 A	1	Other Transistors	50	150 Cel	Tin/Lead (Sn/Pb)	e0
2SC4667-Y(TE85L,F)	Toshiba	NPN	SINGLE	YES	200 MHz	.1 W	.2 A	1	Other Transistors	120	125 Cel
2SC2550	Toshiba	NPN	SINGLE	NO	250 MHz	.3 W	.2 A	1	Other Transistors	70	175 Cel	Tin/Lead (Sn/Pb)	e0
2SC4667-R(TE85L,F)	Toshiba	NPN	SINGLE	YES	200 MHz	.1 W	.2 A	1	Other Transistors	40	125 Cel
YTS3903	Toshiba	NPN	SINGLE	YES	250 MHz	.62 W	.2 A	1	Other Transistors	50	150 Cel	Tin/Lead (Sn/Pb)	e0
S1423	Toshiba	PNP	SINGLE	NO	150 MHz	.625 W	.2 A	1	Other Transistors	70	140 Cel	Tin/Lead (Sn/Pb)	e0
2SC3803-R(TE12L)	Toshiba	NPN	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	40	150 Cel
2SC4667-R(TE85L)	Toshiba	NPN	SINGLE	YES	200 MHz	.1 W	.2 A	1	Other Transistors	40	125 Cel
2SC2231	Toshiba	NPN	SINGLE	NO	50 MHz	12 W	.2 A	1	Other Transistors	100	140 Cel	Tin/Lead (Sn/Pb)	e0
S1420	Toshiba	NPN	SINGLE	NO	150 MHz	.625 W	.2 A	1	Other Transistors	700		Tin/Lead (Sn/Pb)	e0
2SC4667-O(TE85L)	Toshiba	NPN	SINGLE	YES	200 MHz	.1 W	.2 A	1	Other Transistors	70	125 Cel
2SC3803-O(TE12L,F)	Toshiba	NPN	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	70	150 Cel
2SC3803-Y(TE12L)	Toshiba	NPN	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	120	150 Cel
2SC4667-O(TE85L,F)	Toshiba	NPN	SINGLE	YES	200 MHz	.1 W	.2 A	1	Other Transistors	70	125 Cel
2SA1090	Toshiba	PNP	SINGLE	NO	150 MHz	.3 W	.2 A	1	Other Transistors	70	125 Cel	Tin/Lead (Sn/Pb)	e0
2SA1483Y(TE12L,F)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	120	150 Cel
2SA1483O(TE12L,F)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	70	150 Cel
2SA1483Y(TE12L)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	120	150 Cel
2SA1483R(TE12L,F)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	40	150 Cel
2SA1483O(TE12L)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	70	150 Cel
2SA1483R(TE12L)	Toshiba	PNP	SINGLE	YES	100 MHz	1 W	.2 A	1	Other Transistors	40	150 Cel
2SC4046E	Renesas Electronics	NPN	SINGLE	NO		8 W	.2 A	1	Other Transistors	400	150 Cel
2SC4175-T1-A	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	40	150 Cel	TIN BISMUTH	e6
2SC4046D	Renesas Electronics	NPN	SINGLE	NO		8 W	.2 A	1	Other Transistors	250	150 Cel
2SC3734B22-L	Renesas Electronics	NPN	SINGLE	YES	300 MHz	.2 W	.2 A	1	Other Transistors	75	150 Cel
2SC1621-T1B	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	40	150 Cel
2SC3734-L	Renesas Electronics	NPN	SINGLE	YES	300 MHz	.2 W	.2 A	1	Other Transistors	75	150 Cel
2SC3734-T2B-AT	Renesas Electronics	NPN	SINGLE	YES	300 MHz	.2 W	.2 A	1	Other Transistors	75	150 Cel
2SC1621-L	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	40	150 Cel
2SC1621-T2B-A	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	40	150 Cel	TIN BISMUTH	e6
2SC3554SM-T2-AY	Renesas Electronics	NPN	SINGLE	YES		2 W	.2 A	1	Other Transistors	60	150 Cel
2SC4175B4-T2-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	90	150 Cel
2SC4175-T1-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	40	150 Cel
2SC3734-T1B-A	Renesas Electronics	NPN	SINGLE	YES	300 MHz	.2 W	.2 A	1	Other Transistors	75	150 Cel	TIN BISMUTH	e6
2SC3554SM-T1-AY	Renesas Electronics	NPN	SINGLE	YES		2 W	.2 A	1	Other Transistors	60	150 Cel
2SC4175B3-T1-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	60	150 Cel
2SC4175-T2	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	40	150 Cel
2SC1621-T2B-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	40	150 Cel
2SC4175-T2-A	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	40	150 Cel
2SC1621B3-T1B-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	60	150 Cel
2SC3554-T2-AZ	Renesas Electronics	NPN	SINGLE	YES		2 W	.2 A	1	Other Transistors	60	150 Cel
2SC1621-T2B	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	40	150 Cel
2SC4175B4-T1-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.15 W	.2 A	1	Other Transistors	90	150 Cel
2SC1621B3-L	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	60	150 Cel
2SC2718	Renesas Electronics	NPN	SINGLE	NO		.25 W	.2 A	1	Other Transistors		125 Cel	Tin/Lead (Sn/Pb)	e0
2SC3554-T1-AY	Renesas Electronics	NPN	SINGLE	YES		2 W	.2 A	1	Other Transistors	60	150 Cel
2SC1621B3-T2B-AT	Renesas Electronics	NPN	SINGLE	YES	200 MHz	.2 W	.2 A	1	Other Transistors	60	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.