Parts · Transistors

2SC1815BL

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
2SC1815BL	500	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
BC850C	520	45 V	100 mA	0.2 W	300 MHz	1
MPSA18	800	45 V	100 mA	0.31 W	100 MHz	110
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

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC1736	500	50 V	100 mA	0.5 W	75 MHz
MPSA18RLRAG	500	45 V	200 mA	0.63 W	100 MHz
MPSA18RLRMG	500	45 V	200 mA	0.63 W	100 MHz
2SC1888	500	60 V	3000 mA	0.8 W
2SC1583	500	50 V	100 mA	0.4 W	150 MHz
BCX38	500	60 V	800 mA	1 W
BCX38A	500	60 V	800 mA	1 W
BC524C	450	45 V	100 mA	0.625 W

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Inchindown Redux 2N3904 · 2SA1015Y · 2SC1815BL · BS170	hidden gem, the Ibanez EM5 Echomachine	Vibrato / Chorus	Dead End FX	1590J	6	$15.00	93