Parts · Transistors

2SC1815-BL

1 circuit uses 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
2SC1815-BL	350	50 V	150 mA	0.4 W	80 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N6429	400	45 V	200 mA	0.625 W	100 MHz	1
BC550C	420	45 V	100 mA	0.5 W	150 MHz	15
BC550	240	45 V	100 mA	0.5 W	200 MHz	10
2SC2458GR	200	50 V	150 mA	0.2 W	80 MHz	2
2N6428	200	50 V	200 mA	0.625 W	100 MHz	2
BC550B	200	45 V	100 mA	0.5 W	150 MHz	2
BC107B	200	45 V	100 mA	0.3 W	150 MHz	4
BC546B	200	65 V	100 mA	0.5 W	150 MHz	2

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC2868BL	350	80 V	100 mA	0.4 W	80 MHz
2SC2458BL	350	50 V	150 mA	0.2 W	80 MHz
BCY59D	350	45 V	100 mA	0.39 W	120 MHz
BCY59DP	350	45 V	100 mA	0.39 W	120 MHz
2N5249	400	50 V	100 mA	0.36 W
2SC6100	400	50 V	2500 mA	0.5 W
2SC6135	400	50 V	1000 mA	0.5 W
2SC2274	320	50 V	500 mA	0.5 W	60 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Zuul 2SC1815-BL · 4558 · LHI3Z24 · PIC12F675	Guyatone PS-027 Loop Gate	Utility	Dead End FX	1590BBS	6	$15.00	86