Transistors

Transistor - 2N2614, Germanium, TO-1 case, PNP
2N2614 PNP germanium transistors. The 2N2614 is a popular PNP for fuzz pedals and other effects. The 2N2614 was popularly used in the Maestro Fuzz Tone FZ-1a pedal.
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Transistor - 2SD187, Germanium, TO-1 case, NPN
2SD187 NPN germanium transistors. The 2SD187 is a popular NPN for fuzz pedals and other effects. Like the AC127, the NPN polarity of the 2SD187 allows for use with standard pedal power supplies.
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Transistor - 2N408, Germanium, TO-1 case, PNP
2N408 PNP germanium transistors. The 2N408 is a popular PNP for fuzz pedals and other effects. The 2N408 was popularly used in the germanium version of the Fuzzrite by Mosrite along with the 2N2613.
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Transistor - BC182, General Purpose, TO-92 case, NPN
The BC182 is a general purpose NPN transistor in a TO-92 case. The BC182 is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz. The BC182 has a more narrow hFE range than the BC183 which can be helpful for certain builds.
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Transistor - 2N797, Germanium, TO-18 case, NPN
2N797 NPN germanium transistors. The 2N797 is a popular NPN for fuzz pedals and other effects. The NPN polarity allows for use with standard pedal power supplies. The 2N797 is a fairly unique germanium transistor since it is in a TO-18 package.
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Transistor - J201, JFET, N-Channel,TO-92
J201 N-Channel JFET in a TO-92 package. The J201 is designed primarily for low level audio and general purpose applications with high impedance signal sources.
  • Max drain to gate voltage = 40 V
  • Max gate to source voltage = -40 V
  • Max forward gate current = 50 mA
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Transistor - BC209C, Silicon, TO-106 case, NPN
The BC209C is a silicon NPN transistor in a TO-106 case. The BC209C is primarily intended for general purpose audio applications. BC209C transistors were used in original silicon Fuzz Face® pedals as well as a variety of D*A*M pedals.
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Transistor - OC141, Germanium, SO-2 glass case, NPN
OC141 NPN germanium transistors. The OC141 is a popular NPN for fuzz pedals and boost effects. This transistor is in a glass SO-2 package with long leads commonly found on germanium transistors. The NPN polarity allows for use with standard pedal power supplies. The dot indicates the collector lead.
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Transistor - 2N2613, Germanium, TO-1 case, PNP
2N2613 PNP germanium transistors. The 2N2613 is a popular PNP for fuzz pedals and other effects. It was used in the Gibson Maestro FZ-1A and the Selmer Buzz Tone. This transistor is in a TO-1 package with long leads commonly found on germanium transistors.
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Transistor - 2N2430, Germanium, TO-1 case, NPN
2N2430 NPN germanium transistors. The 2N2430 is a popular NPN for fuzz pedals and other effects. The NPN polarity allows for use with standard pedal power supplies.
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Transistor - 2SD77, Germanium, TO-1 case, NPN
2SD77 NPN germanium transistors. The 2SD77 is a popular NPN for fuzz pedals and other effects. The NPN polarity allows for use with standard pedal power supplies.
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PCB - SMD to Thru-Hole Adapter, SOT-23 to TO-92, 123 Pinout
Package of 5
PCB for converting SMD SOT-23 transistors and FETs to through hole footprints. This adapter board fits SOT-23 packages. Solder the device to this PCB then attach wires or pin headers (sold seperately) to connect to through hole footprints on PCBs or breadboards. The white box on the PCB can be used to label the part with a marker. See image below for pinout.
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Transistor - MPSA18, Darlington 200mA 45V NPN
NPN Darlington transistor (TO-92 package) - designed for high gain, low noise general purpose amplifier applications.
  • Max collector to emitter voltage = 45 V
  • Max collector to base voltage = 45 V
  • Max emitter to base voltage = 6.5 V
  • Max collector current = 0.2 A (continuous)
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Transistor - 2N1711, Silicon, TO-39 case, NPN
The 2N1711 is a silicon planar epitaxial NPN transistor in a TO-39 metal case. It is intended for use in high performance amplifiers, oscillators and switching circuits. The 2N1711 is a great choice for amplifiers where low noise is an important factor.
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Transistor - TIP47, NPN, Power Transistor
The TIP47 power transistor is intended for use in linear and switching applications. This series is designed for line operated audio output amplifiers, switchmode power supply drivers and other switching applications.
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Transistor - MPSA14, Darlington, 500mA, 30V, NPN
MPSA14 NPN Darlington transistor (TO-92 package) - designed for high gain, low noise general purpose amplifier applications.
  • Max collector to emitter voltage = 30 V
  • Max collector to base voltage = 30 V
  • Max emitter to base voltage = 10 V
  • Max collector current = 0.5 A (continuous)
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Triac - Q6025P5 - Alternistor, 600V, 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.
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Transistor - BD139, Medium Power, TO-126 case, NPN
The BD139 is a NPN medium power BJT transistor in a TO-126 package. The BD139's typical applications include audio amplifiers and drivers but is also popularly used in silicon fuzz pedals. The BD139 is available in two different gain ranges: BD139-10 and QBD139-16. Type hFE (IC=150mA, VCE=2V) BD139-10 63-160 BD139-16 100-250
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Transistor - AS3046D, Array of 5, Matched Pair, SOIC-14, NPN
The AS3046 is Alfa’s version of the CA3046 IC in an SOIC package. The AS3046D consists of five general purpose silicon NPN transistors on a common monolithic substrate. Two of the transistors are internally connected to form a differentially-connected pair. The transistors are well suited to a wide variety of applications in low power systems. They may be used as discrete transistors in conventional circuits however, in addition, they provide the very significant inherent integrated circuit advantages of close electrical and thermal matching. The AS3046D is available in a 14-pin SOIC package. Features
  • Matched pair of npn transistors
  • VBE matched less than ±1 mV
  • 5 general purpose monolithic transistors
  • Wide operating current range

Applications
  • Filters
  • Custom designed differential amplifiers
  • Temperature compensated amplifiers
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Transistor - 2N2907, Silicon, TO-18 case, PNP
The 2N2907 is a silicon planar epitaxial PNP transistor in a TO-18 metal case type. The 2N2907 is designed for use in high speed saturated switching and general purpose applications.
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Transistor - 2N3906, TO-92 case, PNP, Lead Free
General purpose low-power PNP bipolar junction transistor, used frequently in hobbyist electronic projects. This version is lead free.
For a lead free 2N3904 see P-Q2N3904-LF.
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Transistor - MPSA64, Darlington, -500mA, -30V, PNP
MPSA63 PNP Darlington transistor (TO-92 package) - designed for high gain, low noise general purpose amplifier applications.
  • Max collector to emitter voltage = -30V
  • Max collector to base voltage = -30 V
  • Max emitter to base voltage = -10 V
  • Max collector current = -0.5 A (continuous)
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Transistor - Peavey, SDS 7204, 300V, 10mA
SDS 7204 transistor, 300 V, 10 mA, Case-30.
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Transistor - 2N1308, Germanium, TO-5 case, NPN
2N1308 NPN germanium transistors. The 2N1308 is a popular NPN for fuzz pedals and other effects. This transistor is in a TO-5 package with long leads commonly found on germanium transistors.
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