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Transistors & analog ICs

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Showing 1 - 60 of 715 Products



Infrared Phototransistor

Model: 276-145  |  Catalog #: 276-145

Infrared Phototransistor

Price:
$1.99

Use for help with lightwave communications.

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RadioShack® LM555 Precision Timer (8-Pin DIP)

Model: LM555  |  Catalog #: 276-1723

RadioShack® LM555 Precision Timer (8-Pin DIP)

Price:
$1.99

  • Precision monolithic timing circuits
  • Capable of producing accurate time delays or oscill...
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    +5V Fixed-Voltage Regulator 7805

    Model: 7805  |  Catalog #: 276-1770

    +5V Fixed-Voltage Regulator 7805

    Price:
    $1.99

    This high-power regulator has capabilities up to +5V at 1 amp.

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    RadioShack® Infrared LED Emitter and Detector

    Model: 276-142  |  Catalog #: 276-142

    RadioShack® Infrared LED Emitter and Detector

    Price:
    $3.99

    Use this RadioShack infrared LED emitter and detector in your latest hobby project.

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    2N3055 NPN Transistor

    Model: 2N3055  |  Catalog #: 276-2041

    2N3055 NPN Transistor

    Price:
    $2.99

    Control the flow of electricity in your electronic equipment. The 2N3055 Transistor has a power diss...
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    2N3904 NPN Small Signal Transistor

    Model: 2N3904  |  Catalog #: 276-2016

    2N3904 NPN Small Signal Transistor

    Price:
    $1.49

    Transistor has a power dissipation of 350mW and I(C) Max. of 200mA.

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    LM386 Low Voltage Audio Power Amplifier (8-Pin DIP)

    Model: LM386  |  Catalog #: 276-1731

    LM386 Low Voltage Audio Power Amplifier (8-Pin DIP)

    Price:
    $1.99

    Let this power amplifier cater to your low voltage applications.

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    NTE5631 - TRIAC-50VRM 10A
    Web Only

    Model: NTE5631  |  Catalog #: 55053089

    NTE5631 - TRIAC-50VRM 10A

    Price:
    $3.29

  • High-performance glass passivated PNPN devices
  • Designed for general purpose application...
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    RadioShack®  NPN Transistors (15-Pack)

    Model: 276-1617  |  Catalog #: 276-1617

    RadioShack® NPN Transistors (15-Pack)

    Price:
    $3.49

    General-purpose silicon, high-speed, medium control switching 2N222 transistors.



    RadioShack® +12V Fixed-Voltage Regulator 7812

    Model: 7812  |  Catalog #: 276-1771

    RadioShack® +12V Fixed-Voltage Regulator 7812

    Price:
    $1.99

    Power up with this voltage regulator. May require heatsink in some applications.

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    NTE2403 UHF/VHF Silicon PNP Transistor
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    Model: NTE2403  |  Catalog #: 55052617

    NTE2403 UHF/VHF Silicon PNP Transistor

    Price:
    $3.57

    The NTE2402 and NTE2403 are silicon complementary transistors in an SOT–23 type surface-mount ...
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    NTE123 - T-NPN SI General Purpose AF-Amp 75V
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    Model: NTE123  |  Catalog #: 55051979

    NTE123 - T-NPN SI General Purpose AF-Amp 75V

    Price:
    $1.47

    The NTE123 is a silicon NPN transistor general purpose audio amplifier switch.

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    NTE3042 Optoisolator with  NPN Transistor
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    Model: NTE3042  |  Catalog #: 55052967

    NTE3042 Optoisolator with NPN Transistor

    Reg.:
    $1.99
    |
    You save:
    $0.90
    Price:
    $1.09 (sale price)
    Sale valid until: 04/18/14

  • 1500V isolation
  • High DC current transfer ratio
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    TIP31 NPN Transistor

    Model: TIP31  |  Catalog #: 276-2017

    TIP31 NPN Transistor

    Price:
    $1.99

    The TIP31 Transistor has a power dissipation of 40W.

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    NTE NTE2361 T-NPN SI High Speed Switch
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    Model: NTE2361  |  Catalog #: 55052605

    NTE NTE2361 T-NPN SI High Speed Switch

    Price:
    $0.99

    The NTE2361 (NPN) and NTE2362 (PNP) complimentary silicon transistors are designed for general&ndash...
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    NTE7225 Integrated Circuit Precision Temperature Sensor
    Web Only

    Model: NTE7225  |  Catalog #: 55052802

    NTE7225 Integrated Circuit Precision Temperature Sensor

    Price:
    $1.97

    The NTE7225 is a precision temperature sensor in a TO-92 type package which can be easily calibrated...
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    MPS2222A Transistor

    Model: MPS2222A  |  Catalog #: 276-2009

    MPS2222A Transistor

    Price:
    $1.49

    Designed for high-speed, medium-power switching and general-purpose amplifier applications.



    RadioShack® Adjustable-Voltage Regulator LM317T
    Sale

    Model: LM317T  |  Catalog #: 276-1778

    RadioShack® Adjustable-Voltage Regulator LM317T

    Reg.:
    $3.49
    |
    You save:
    $0.35
    Price:
    $3.14 (sale price)
    Sale valid until: 04/25/14

    Want options for your output voltage? This regulator has an adjustable range from +1.2 to 37VDC. May...
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    TIP120 NPN-D Transistor

    Model: TIP120  |  Catalog #: 276-2068

    TIP120 NPN-D Transistor

    Price:
    $1.99

    Use this transistor for your electronic needs. Power dissipation of 80W. Case type: TO-220.

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    NTE1951 Positive 3 Terminal Voltage Regulator
    Web Only

    Model: NTE1951  |  Catalog #: 55052871

    NTE1951 Positive 3 Terminal Voltage Regulator

    Price:
    $4.96

    • Low dropout voltage - 5V,1A
    • Output current in excess of 1A

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    NTE3046 Optoisolator with SCR Output, 6-Pin Dip
    Web Only

    Model: NTE3046  |  Catalog #: 55052971

    NTE3046 Optoisolator with SCR Output, 6-Pin Dip

    Price:
    $5.01

  • Photo SCR coupled to a gallium arsenide infrared diode
  • VISO=3550V, VDRM=400V
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    NTE263 T-NPN Darlington 80V HFE 1000
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    Model: NTE263  |  Catalog #: 55052932

    NTE263 T-NPN Darlington 80V HFE 1000

    Reg.:
    $3.22
    |
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    $1.43
    Price:
    $1.79 (sale price)
    Sale valid until: 04/21/14

  • hFE = 2500 Typ (NTE263)
  • = 3500 Typ (NTE264)
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    NTE7096 - IC-PWM Control Circuit
    Web Only

    Model: NTE7096  |  Catalog #: 55053110

    NTE7096 - IC-PWM Control Circuit

    Price:
    $4.88

  • Optimized for off–line control
  • Maximum duty–cycle clamp
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    NTE NTE2356 T-PNP SI with Two Built-in 10K Bias Resistors
    Web Only

    Model: NTE2356  |  Catalog #: 55052600

    NTE NTE2356 T-PNP SI with Two Built-in 10K Bias Resistors

    Price:
    $1.09

    The NTE2355 (NPN) and NTE2356 (PNP) are silicon complementary transistors in TO92 type packages with...
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    NTE199 - Silicon NPN Transistor Low Noise Amplifier
    Web Only

    Model: NTE199  |  Catalog #: 55052576

    NTE199 - Silicon NPN Transistor Low Noise Amplifier

    Price:
    $1.35

    The NTE199 is a silicon NPN transistor in a TO92-type package designed especially for low-noise prea...
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    NTE1929 Terminal Adjustable Positive Voltage Regulator
    Web Only

    Model: NTE1929  |  Catalog #: 55052869

    NTE1929 Terminal Adjustable Positive Voltage Regulator

    Price:
    $3.14

    • 1.2V to 33V, 3A
    • Load regulation (typ) 0.1%, line regulation (typ) 0.005%/V

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    NTE491 - MOSFET N-Channel Enhancement High-Speed Switch 60V
    Web Only

    Model: NTE491  |  Catalog #: 55052763

    NTE491 - MOSFET N-Channel Enhancement High-Speed Switch 60V

    Price:
    $0.78

    The NTE491 is a MOSFET N−channel, enhancement mode high-speed switch.

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    TLC555/TLC555CP LinCMOS Timer (8-Pin DIP)

    Model: TLC555/TLC555CP  |  Catalog #: 276-1718

    TLC555/TLC555CP LinCMOS Timer (8-Pin DIP)

    Price:
    $1.99

    TLC555/TLC555CP monolithic timing circuit is fully compatible with CMOS, TTL and MOS logic and opera...
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    LM324 Quad Op Amp (14-Pin Dip)

    Model: NLM324  |  Catalog #: 276-1711

    LM324 Quad Op Amp (14-Pin Dip)

    Price:
    $2.49

    These amplifiers are designed to specifically to operate from a solitary supply over a wide range of...
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    NTE2569 High-current Switch Silicon PNP Transistor
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    Model: NTE2569  |  Catalog #: 55052671

    NTE2569 High-current Switch Silicon PNP Transistor

    Reg.:
    $2.93
    |
    You save:
    $1.34
    Price:
    $1.59 (sale price)
    Sale valid until: 04/21/14

    NTE2568 (NPN) and NTE2569 (PNP) are complementary silicon transistors with a high-current switch in ...
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    NTE3048 Optoisolator with Triac Driver Output
    Web Only

    Model: NTE3048  |  Catalog #: 55052973

    NTE3048 Optoisolator with Triac Driver Output

    Price:
    $4.59

  • Output driver designed for 240VAC line
  • VISO isolation voltage of 7500V peak
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    NTE943M Low Power, Low Offset, Dual Voltage Comparator
    Web Only

    Model: NTE943M  |  Catalog #: 55053130

    NTE943M Low Power, Low Offset, Dual Voltage Comparator

    Price:
    $4.46

    • Voltage range: 2.0V to 36V
    • Dual supplies: ±1.0V to ±18V

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    NTE5645 TRIAC-600VRM 10A I.TAB
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    Model: NTE5645  |  Catalog #: 55053096

    NTE5645 TRIAC-600VRM 10A I.TAB

    Reg.:
    $4.92
    |
    You save:
    $2.03
    Price:
    $2.89 (sale price)
    Sale valid until: 04/18/14

  • The NTE5645 is a 10-amp TRIAC in a TO220 type package
  • Designed to be driven directly w...
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    NTE5600 - TRIAC 4A
    Web Only

    Model: NTE5600  |  Catalog #: 55052766

    NTE5600 - TRIAC 4A

    Price:
    $1.74

    The NTE5600 is designed primarily for full–wave AC control applications such as light dimmers,...
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    NTE108-1 - T-NPN SI High-Frequency IF-Amp OSC 30V
    Web Only

    Model: NTE108-1  |  Catalog #: 55051969

    NTE108-1 - T-NPN SI High-Frequency IF-Amp OSC 30V

    Price:
    $1.76

    The NTE108 (TO92) and NTE108−1 (TO106) are silicon NPN transistors designed for low−nois...
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    NTE107 - T-NPN SI UHF Oscillator for Tuner 30V
    Web Only

    Model: NTE107  |  Catalog #: 55051967

    NTE107 - T-NPN SI UHF Oscillator for Tuner 30V

    Price:
    $1.93

    The NTE107 is a silicon NPN planar epitaxial transistor in a TO92 type package designed specifically...
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    NTE37 - Silicon PNP Complementary Transistor
    Web Only

    Model: NTE37  |  Catalog #: 55052744

    NTE37 - Silicon PNP Complementary Transistor

    Price:
    $5.96

    The NTE37 (PNP) is a silicon complementary transistor in a TO3P-type case designed for AF power ampl...
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    TL082/TL082CP Wide Dual JFET Input Op Amp (8-Pin DIP)

    Model: TL082/TL082CP  |  Catalog #: 276-1715

    TL082/TL082CP Wide Dual JFET Input Op Amp (8-Pin DIP)

    Price:
    $2.49

    Looking for a wide selection of operational amplifiers? We’ve got you covered.



    PNP Amplifying Transistors (15-Pack)

    Model: 2N3906  |  Catalog #: 276-1604

    PNP Amplifying Transistors (15-Pack)

    Price:
    $3.49

    PNP small-signal type amplifying transistor, similar to 2N3904. 350mW dissipation. Package of 15.

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    NTE152 NPN Transistor Audio-Power Amplifier/Switch
    Web Only

    Model: NTE152  |  Catalog #: 55052831

    NTE152 NPN Transistor Audio-Power Amplifier/Switch

    Price:
    $2.75

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    NTE1904 Positive 3-Terminal Voltage Regulator
    Web Only

    Model: NTE1904  |  Catalog #: 55052865

    NTE1904 Positive 3-Terminal Voltage Regulator

    Price:
    $3.70

    • Low dropout voltage 3.3V, 1A
    • Ideal in battery powered systems

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    NTE16005 General Purpose High Current Amp
    Web Only

    Model: NTE16005  |  Catalog #: 55052839

    NTE16005 General Purpose High Current Amp

    Price:
    $2.14

    • General purpose NPN transistor
    • Complementary with the PNP NTE16004

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    NTE NTE290A T-PNP SI Audio Power Amplifier 0.6 W
    Web Only

    Model: NTE290A  |  Catalog #: 55052701

    NTE NTE290A T-PNP SI Audio Power Amplifier 0.6 W

    Price:
    $1.86

    The NTE289A (NPN) & NTE290A (PNP) silicon complementary transistors are used for audio power amplifi...
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    NTE133 - JFET-N-CH General Purpose AF Amp Switch 25V
    Web Only

    Model: NTE133  |  Catalog #: 55051992

    NTE133 - JFET-N-CH General Purpose AF Amp Switch 25V

    Price:
    $3.99

    The NTE133 is a 25 volt, silicon N-channel JFET transistor with general purpose AF amp.

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    TIP3055 NPN Transistor

    Model: TIP3055  |  Catalog #: 276-2020

    TIP3055 NPN Transistor

    Price:
    $1.99

    The TIP3055 has a power dissipation of 90W.



    LM741CN Operational Amplifier (8-Pin Dip)

    Model: LN741CN  |  Catalog #: 276-007

    LM741CN Operational Amplifier (8-Pin Dip)

    Price:
    $1.49

    A general purpose operational amplifier featuring improved performance over industry standards like ...
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    38kHz Infrared (IR) Receiver Module

    Model: 276-640  |  Catalog #: 276-640

    38kHz Infrared (IR) Receiver Module

    Price:
    $4.49

    Great for experimental projects and building your own remote control. Low-voltage. Elliptical lens h...
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    RadioShack® 5mm Ambient Light Sensor (5-Pack)

    Model: 2760326  |  Catalog #: 276-326

    RadioShack® 5mm Ambient Light Sensor (5-Pack)

    Price:
    $3.99

  • Light to current, analog output
  • Good output linearity across wide illumination rangeSee the Full Product Details

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    NTE2985  MOSFET Power N-Channel 60V 30A
    Web Only

    Model: NTE2985  |  Catalog #: 55052956

    NTE2985 MOSFET Power N-Channel 60V 30A

    Price:
    $2.67

  • Dynamic dv/dt rating
  • Logic level gate drive
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    NTE5608 - TRIAC-400VRM 8A GATE
    Web Only

    Model: NTE5608  |  Catalog #: 55053086

    NTE5608 - TRIAC-400VRM 8A GATE

    Price:
    $3.70

  • High-performance, glass-passivated TRIAC
  • For applications where moderate gate sensitivit...
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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE2388 200V MOSFET Power N-Channel High-Speed Switch
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    Model: NTE2388  |  Catalog #: 55052912

    NTE2388 200V MOSFET Power N-Channel High-Speed Switch

    Reg.:
    $8.89
    |
    You save:
    $4.80
    Price:
    $4.09 (sale price)
    Sale valid until: 04/18/14

    • 200V, ID=18A, TO-220 case
    • Enhancement mode RDS=0.18Ω

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    NTE995M  IC Frequency-to-Voltage Converter (8–Lead DIP)
    Web Only

    Model: NTE995M  |  Catalog #: 55053153

    NTE995M IC Frequency-to-Voltage Converter (8–Lead DIP)

    Price:
    $4.46

    • Monolithic frequency to voltage converter
    • Operates a relay, lamp or other load

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    NTE NTE232  T-PNP SI Darlington Amplifier
    Web Only

    Model: NTE232  |  Catalog #: 55052589

    NTE NTE232 T-PNP SI Darlington Amplifier

    Price:
    $1.20

    The NTE232 is a silicon planar, epitaxial passivated PNP Darlington transistor in a TO92 type packag...
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    NTE3086 - Optoisolator Dual NPN Transistor Output
    Web Only

    Model: NTE3086  |  Catalog #: 55052721

    NTE3086 - Optoisolator Dual NPN Transistor Output

    Price:
    $6.01

    The NTE3086 is a standard dual optocoupler consisting of a GaAs infrared LED and a silicon phototran...
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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE158 - Germanium PNP Transistor - Audio Power Amplifier
    Web Only

    Model: NTE158  |  Catalog #: 55052510

    NTE158 - Germanium PNP Transistor - Audio Power Amplifier

    Price:
    $5.27

    The NTE158 is a germanium PNP triode transistor in a TO1-type package designed for low−power, ...
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    NTE2987 MOSFET Power N-Channel 100V ID=20A
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    Model: NTE2987  |  Catalog #: 55052958

    NTE2987 MOSFET Power N-Channel 100V ID=20A

    Reg.:
    $5.35
    |
    You save:
    $2.86
    Price:
    $2.49 (sale price)
    Sale valid until: 04/21/14

  • Avalanche rugged technology
  • Logic level gate drive

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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE375 TV Vertical Output NPN Transistor
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    Model: NTE375  |  Catalog #: 55052980

    NTE375 TV Vertical Output NPN Transistor

    Reg.:
    $2.32
    |
    You save:
    $0.83
    Price:
    $1.49 (sale price)
    Sale valid until: 04/18/14

  • Silicon NPN transistor
  • TV vertical output
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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE3221  Optocoupler NPN Quad Transistor
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    Model: NTE3221  |  Catalog #: 55052975

    NTE3221 Optocoupler NPN Quad Transistor

    Reg.:
    $4.00
    |
    You save:
    $1.21
    Price:
    $2.79 (sale price)
    Sale valid until: 04/18/14

  • CTR: 50% Min @ IF = 5mA, VCE = 5V
  • VISO = 5000Vrms
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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE1718 Dual Comparator IC
    Web Only

    Model: NTE1718  |  Catalog #: 55052854

    NTE1718 Dual Comparator IC

    Price:
    $3.57

    • Single supply: 2V to 36V
    • Dual supply: ±1V to ±18V

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    Availability: Online: In-Stock Usually ships in 1 - 2 business days


    NTE1952 Positive 3-Terminal Voltage Regulator
    Web Only

    Model: NTE1952  |  Catalog #: 55052872

    NTE1952 Positive 3-Terminal Voltage Regulator

    Price:
    $4.46

    • Low dropout voltage - 8V, 1A
    • Output current in excess of 1A

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    Availability: Online: In-Stock Usually ships in 1 - 2 business days