Featured Products

IC, military. 4-Input NAND-Function Logic Gate. Military marked 2500747. Case: 14 Cdip. Learn More

IC, operational. Quad. Case: 14 Dip. New. Learn More

IC. Dual differential line drive, high speed. Package: 8 Dip. Learn More

Fairchild - UA7915UC Voltage Regulator, Linear.

Status: Discontinued

Polarity: Negative.

Input Voltage-Min: 17.3 V

Input Voltage-Max: 35.0 V

Line Regulation-Max: 0.3 V

Operating Temperature: 0.0 C to 125 C

Output Current1-Max: 1.0 A

Output Voltage1-Nom: 15.0 V

Terminal Pitch: 2.54 mm

Maximum Current: 1Amp.

Package: TO-220. New.

NSN: 5962011075684Alternates: MC7915CT, L7915CV, VC7915CT

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IC, voltage regulator. Polarity: negative. Adjustment range: 5V. Maximum Current: 500mA. Package: TO-39. Note: Military Cross 79M05. Learn More

FB Wright - 54773 Hardware, Insulator.

Mica Thermal Pad for TO-3 components.

Dimensions: 2.00" square (50.8mm) x 0.006" (0.1524mm) Thick.

Twice the thickness of less expensive thermal Pads

Mica with thermal grease is better than Silicone Insulators

Additional Information on Semiconductor Mounting https://www.nxp.com/files-static/rf_if/doc/app_note/AN1040.pdf

Note: Maybe trimmed to fit surface area on our heaksinks,

See TO-3 Heat Sink SKU 2929 sold separately.

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Transistor, PNP. Max voltage: 45V. Max current: 800mA. Dissipation: 625mW. Package: TO-92. P/N: PN3644. Package of 10. Learn More

FAIRCHILD - UA78GU1C - Voltage Regulator.

Polarity: Positive.

Adjustment range: 5 to 30V.

Maximum current: 1Amp.

Package: TO-202-4.

Note: Military NSN 5962-01-136-0227.

The output current capability can be increased to greater than 1.0A through use of one or more external transistors.

Genuine Vintage Fairchild - New Old Stock - Rare - Start of lead Tarnish does not affect operation.

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Phototransistor. NPN. High illumination-sensitivity. Transparent resin lens. Package: TO-106-3 (OPTO-28). Note: Silicon planar. Learn More

Voltage regulator, linear. Polarity: positive. Adjustment range: 5V, fixed. Current: 2.2Amp. Case: TO-3 aluminum/steel, gold leas. New. Note: Military spec sheet reads: Output voltage 5.0VDC P or M 0.35VDC. Learn More

Fairchild - UA78GKM Voltage regulator.

Polarity: Positive.

Adjustment range: 5 to 30V.

Maximum current: 1.5Amp.

Package: TO-3-4. (4 Pin) Gold Leads

Status:  Discontinued

Regulator Type: ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

Operating Temperature: -55.0 to 150.0 C

Output Voltage -Min: 5.0 V, Output Voltage -Max: 30.0

Dimensions: Body Length 1.160 - 1.18", Width: 0.974" Max, Height: 0.275" Max.

Note: Output current capability can be increased to greater than 10A through use of one or more external transistors.

NSN: 5962-01-047-8236

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Large split washers 3/4" Inside diameter, 1.2"OD - Ten per bag - made in USA Learn More

Hardware, nuts. Hex 3/4 x10. Chrome plated. Dimensions: 1.09" across x 0.65" ID x 0.62" thick. Package of 10. Made in the USA. Learn More

FASCO Ind Inc - 4014B29-31 - Type 30F0202 - Contactor.

Input: AC.

Contacts: 2 Poles.

Contact Ratings: 40 Amps.

Resistive Rating: 50 Amps.

Coil Voltage: 110/120VAC 50/60Hz.

Mech Mtg: Panel, 4 holes at 3-3/4" centers.

Size: Overall 3-1/8" long x 3-3/4" deep x 3" high.

Includes: Mounting Plate, Quick Connect Terminals, Lugs

Auxilary Microswitch with NO & NC contacts provides indication if energized.

Cherry E21 Auxilary Switch Rating 0.1 A 125 VAC 

Special Order Contactor for Picker International having H340B contactor body but 2 poles.

UL, CSA Approved

Picker International P/N BR19A-31

Similar to Square D 8910DP Contactors but with Auxilary Switch

Note: Used/Removed From Equipment - Excellent Condition.

Made in USA

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FAIRCHILD - FQA70N15 - Transistor, N Channel MOSFET. 150V, 70A, 28mOhms, TO-3PN. This N-Channel enhancement mode power MOSFET is produced using Fairchild Semiconductor’s proprietary planar stripe and DMOS technology. This advanced MOSFET technology has been especially tailored to reduce on-state resistance, and to provide superior switching performance and high avalanche energy strength. Transistor, N Channel MOSFET. Max voltage: 150V. Max current: 70Amp. Dissipation: 330 Watt. Package: TO-3PN. Note: RDS on: 0.028 Ohm. Applications: Suitable for switched mode power supplies, audio amplifier, DC motor control, and variable switching power applications. Learn More

Connectors. 10 Position, top entry single-row. Pitch: 0.100" (2.54mm). DUBOX. Mount SMD vertical, 2.5mm x 26mmL x 7.9mmH. Framatome Connectors. Learn More

Fairchild - UA741HC - IC, Operational Amplifier, Gold Plated Leads, TO-99-8. High performance monolithic. Status: Discontinued Amplifier Type: OPERATIONAL AMPLIFIER Architecture: VOLTAGE-FEEDBACK Average Bias Current-Max (IIB): 0.8 µA Common-mode Reject Ratio-Nom: 90.0 dB Frequency Compensation: YES Input Offset Voltage-Max: 7500.0 µV Neg Supply Voltage Limit-Max: -18.0 V Neg Supply Voltage-Nom (Vsup): -15.0 V Number of Terminals: 8 Operating Temperature-Min: 0.0 Cel Operating Temperature-Max: 70.0 Cel Package Body Material: METAL Package Equivalence Code: CAN8,.2 Package Style: CYLINDRICAL Slew Rate-Nom: 0.5 V/us Supply Voltage Limit-Max: 18.0 V Supply Voltage-Nom (Vsup): 15.0 V Technology: BIPOLAR Temperature Grade: COMMERCIAL Terminal Form: WIRE Terminal Position: BOTTOM Unity Gain BW-Nom: 1000.0 kHz Case: TO-99-8 Metal Can Test Dotted, Alternate: LM741CH. New – Genuine Fairchild 1977 Vintage. Learn More

Diode, schottky. 30V 0.3Amp. Dissipation: 250mW. Package: SOT-23 SMD. Note: Small signal. Operating temperature: -65 to 150 Deg C. Package of 30. Learn More

Transistor, P Channel FET. Drain source: -20V. Drain current continuous -24Amp. Dissipation: 60 watt. Package: TO-263AB SMD. P/N: NDB6020P. Storage temperature: -65 to 175 Deg C. Note: Enhancement mode. Rohs compliant. RDS on 50 Ohm. Learn More

IC. Optocoupler, NPN transistor output. 1 Channel, 2.5kV. These devices consist of a gallium arsenide infrared emitting diode optically coupled to a monolithic silicon phototransistor detector. Package: SMD 8 leads. Learn More

IC, voltage regulator. Polarity: negative. Adjustment range: 5V. Maximum Current: 500mA. Package: TO-39. Note: Military Cross 79M05. Learn More

FAIRCHILD - FPT100A Phototransistor, NPN.

50V 25mA 200mW.

Package: OPTO-26 3 Terminal.

Dimensions: 5.1mm D x 5.0mm high.

Note: Silicon planar.

Note: Used/Removed from equipment. 2 leads showing, third contact is visible w/o any attached lead.

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Transistor, N CH Digital FET. Max voltage: 25V. Max current: 0.22Amp. Dissipation: 0.35 watt. Package: SMD SOT-23. P/N: FDV310N. Note: Enhancement mode. RDS on 5 Ohm at 2.7V, 4 Ohm at 4.5V. Learn More

Diode. 75V 200mA. Dissipation: 225mW. Package: SMD SOT-23. Note: Switching. Operating temperature: -55 to 150 Deg C. Package of 50. Learn More