# Semiconductors

Diode - standard recovery rectifier, 3A, 1000V, 1N5408
1N5408 Diode. Lead mounted standard recovery rectifiers are designed for use in power supplies and other applications having need of a device with the following features:
• High Current to Small Size
• High Surge Current Capability
• Low Forward Voltage Drop
$0.38 LED - 3mm diameter, diffused lens Package of 5 Colors Available: Lens Diameter: 3 mm Overall Height: 5.4 mm Lens Type: Diffused Multiple color options available.$0.65
Diode - 1N34A Germanium
The 1N34A Germanium diode is an old standby in electronics. Widely used for detecting the rectifying efficiency or for switching on a radio, TV or stereo etc.
$1.75 Switch - Vibrato LDR, for Fender® Amps Optocoupler. Vibrato LDR for Fender Amps. Fix the dead LDR style tremolo on your vintage Fender amps as well as others. • Non- polarized optical side is indicated by silver dot and slightly longer leads • Resistive side is indicated only by slightly shorter leads This information can also be found within the diagram located in the Specifications, Files, and Documents section on this page.$8.95
Transistor - Peavey, SJE 5331, 120V, 3A
SJE 5331, 120V, 3A, Case-77.
$1.50 Transistor - Peavey, SJE 5332, 120V, 3A SJE 5332, 120V, 3A, Case-77.$1.65
Rectifier - Single-phase Bridge, 3A 400V
A full wave rectifier with 4 elements in a bridge circuit so that DC voltage is obtained from one pair of junctions when an AC voltage is applied to another pair of junctions.
$0.95 Triac - Q6025P5 - Alternistor, 400V, 25A, Fastpack TO-3 Base Alternistors are specifically designed for applications which are required to switch highly inductive loads. To accomplish this, a special chip has been designed which effectively offers the same performance as two thyristors (SCRs) wired inverse parallel (back to back); hence the alternistor has better turn-off behavior than a standard triac.$14.95
Integrated Circuit - Marshall, TDA7293 amplifier
120V - 100W DMOS audio amplifier with mute/standby. The TDA7293 is a monolithic integrated circuit in Multiwatt15 package, intended for use as audio class AB amplifier in Hi-Fi field applications, such as home stereo, self powered loudspeakers and Topclass TV. Thanks to the wide voltage range and to the high output current capability it is able to supply the highest power into both 4-Ω and 8-Ω loads.
$11.95 Transistor - MPSA13, Darlington 500mA 30V NPN NPN Darlington transistor (TO-92 package) - designed for applications requiring extremely high current gain at collector currents to 1.0A. • Max collector to emitter voltage = 30 V • Max collector to base voltage = 30 V • Max emitter to base voltage = 10 V • Max collector current = 1.2 A (continuous)$0.30
Op-Amp - TL072, Dual, Low-Noise, JFET Input, 8-Pin DIP
The TL072is a high speed JFET input dual operational amplifier incorporating well matched, high voltage JFET and bipolar transistors in a monolithic integrated circuit. The device features high slew rates, low input bias and offset current, and low offset voltage temperature coefficient.
$0.70 Diode - General purpose rectifier, 1A, 1N4005, 1N4006, 1N4007 A semiconductor device which passes current in the forward direction(from anode to cathode), and blocks current in the opposite direction. Starting at$0.15
Op-Amp - 4558, Dual, 8-Pin DIP
Dual Operational Amplifier. The 4558 integrated circuit is a dual high-gain operational amplifier internally compensated and constructed on a single silicon chip using an advanced epitaxial process. Combining the features of the NJM741 with the close parameter matching and tracking of a dual device on a monolithic chip results in unique performance characteristics. Excellent channel separation allows the use of the dual device in single NJM741 operational amplifier applications providing density. It is especially well suited for applications in differential-in, differential-out as well as in potentiometric amplifiers and where gain and phase matched channels are mandatory. Features:
• Operating Voltage (±4V$±18V) • High Voltage Gain (100dB typ.) • High Input Resistance (5MΩ typ.) • Bipolar Technology $0.75 Diode - small signal fast switching, 1N4148A A semiconductor device which passes current in the forward direction(from anode to cathode), and blocks current in the opposite direction. For extreme fast switches.$0.50 Optocoupler - VTL5C1, Vactrol, for Channel Switching VTL5C1 vactrols for use in amplifiers, effect pedals, synthesizers and more. The VTL5C1 was commonly used for channel switching circuits in amps made by Crate and others. $7.95 Transistor - Mosfet BS170, Small Signal MOSFET BS170 N-Channel Transistor. Used in MOD® Kits. Note - this is a fragile component! Use caution not to overheat or break leads.$1.25 Diode - Silicon Rectifier, 3A, 400V, 1N5404 A semiconductor device which passes current in the forward direction(from anode to cathode), and blocks current in the opposite direction. $0.35 Diode - Zener, 1W, 1N4741A, 1N4748A A semiconductor device that, above a certain reverse voltage(the zener value) has a sudden rise in current. If forward biased, the diode is an ordinary rectifier. When reverse biased, it exhibits a sharp break in its current-voltage graph. Voltage across the diode remains essentially constant for any further increase of reverse current.$0.15 Transistor - 2N3055, High Power NPN Silicon, TO-3 Case 15 A, 60 V, 115 W EPIBASE - Designed for power amplifier and switching regulator applications. The best choice where high frequency response, low switching losses and good safe operating area are required. • Current Gain - Bandwidth Product - fT = 2.5 MHz (Min) @ Ic = 1.0 Adc • Safe Operating Area - Full Power Rating to 40 V $2.25 Regulator - 5 Volt, used in MOD® Pedal Kits 5V Linear Regulator. Used in MOD® kits. This fixed-voltage monolithic integrated circuit voltage regulator is suitable for applications that required supply current up to 100 mA.$1.25 Diode - Hexfred, ultrafast soft recovery, 8A, 600V High performance, ultrafast diodes. Improve efficiency, reduce noise, allow higher frequency operation. $2.75 Op-Amp - NE5532, Dual, Low-Noise, 8-Pin DIP This a high performance dual low noise operational amplifier. Compared to the standard dual operational amplifiers, such as the NJM1458, it shows better noise performance, improved output drive capability, and considerably higher small-signal and power bandwidths. it is compensated internally for voltage follower circuit. This makes the device especially suitable for application in high quality and professional audio equipment, instrumentation, control circuits, and telephone channel amplifiers Features: • Operating Voltage = ±3V$±22V • Small Signal Bandwidth = 10MHz typ. • Output Drive Capability = 600Ω,10Vrms typ. • Input Noise Voltage = 5nV/√Hz typ. • Power Bandwidth = 140kHz typ. • Slew Rate = 8V/µs typ. • Bipolar Technology$1.15
Diode - Fast Recovery, 1A, 600V, 1N4937
A semiconductor device that, above a certain reverse voltage(the zener value) has a sudden rise in current. If forward biased, the diode is an ordinary rectifier. When reverse biased, it exhibits a sharp break in its current-voltage graph. Voltage across the diode remains essentially constant for any further increase of reverse current.
$0.20 Transistor - JFET N-Ch Transistor Lo Freq / Lo Noise, PF5102 PF5102 N-Channel Switch (TO-92 package) - designed for low level analog switching, sample and hold circuits and chopper stabilized amplifiers. • Max drain to gate voltage = 40 V • Max gate to source voltage = -40 V • Max forward gate current = 50 m$0.75
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