Parts · Transistors

2N5133

2 circuits use this part.

Substitutes Si NPN transistor

Matched on material, polarity and the limits below from the transistor parameter database. Pinouts and packages are not in that data: check the datasheet before you drop one in, and expect gain to change the sound.

This part

Part	hFE min	Vce	Ic	Pc	fT
2N5133	60	18 V	50 mA	0.2 W	40 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N3565	70	25 V	50 mA	0.2 W	40 MHz	11
2SC536	60	30 V	100 mA	0.2 W	115 MHz	1
2SC828	65	30 V	50 mA	0.25 W	110 MHz	8
2SC2458	70	50 V	150 mA	0.2 W	80 MHz	1
2SC1815	70	50 V	150 mA	0.4 W	80 MHz	28
KT315B	50	20 V	100 mA	0.15 W	250 MHz	1
MPSA05	50	60 V	500 mA	0.33 W	100 MHz	2
2N3053	50	40 V	700 mA	1 W	100 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC1349	60	15 V	200 mA	0.2 W
BC132	60	25 V	200 mA	0.2 W	40 MHz
2SC1709	60	20 V	300 mA	0.3 W
2SC1960	60	15 V	200 mA	0.3 W
BFY51I	60	20 V	100 mA	0.2 W	60 MHz
BCY51	60	20 V	100 mA	0.3 W	50 MHz
BCY51R	60	20 V	100 mA	0.35 W	50 MHz
2N2693	60	30 V	50 mA	0.3 W	42 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Ultimate Pi Bakeoff 2N5133	shitload of Big Muff variants	Fuzz	Moonn Electronics	—	3	€5.50	55
	Flugelhorn 2N5133	Noel Cornet Revu	Fuzz	PedalPCB	125B	3	$8.00	39