Parts · Transistors

BC179

Si PNP BJT TO-18 TH.1 circuit uses this part.

Substitutes Si PNP 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
BC179	70	20 V	50 mA	0.3 W	100 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
BC177	70	45 V	100 mA	0.3 W	130 MHz	2
BC307	75	45 V	100 mA	0.3 W	100 MHz	1
2N3702	60	25 V	200 mA	0.36 W	100 MHz	5
BC213L	70	30 V	200 mA	0.3 W	200 MHz	1
2SA1015	70	50 V	150 mA	0.4 W	80 MHz	8
BC558	75	25 V	100 mA	0.5 W	75 MHz	2
BC557	75	45 V	200 mA	0.3 W	75 MHz	20
2SA1048	70	50 V	150 mA	0.2 W	80 MHz	6

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
BC158	70	25 V	100 mA	0.3 W	100 MHz
BC178	70	25 V	200 mA	0.3 W	100 MHz
KSA1378	70	25 V	300 mA	0.3 W
BC259	70	20 V	100 mA	0.3 W	130 MHz
2SA495O	70	20 V	100 mA	0.2 W	100 MHz
BC205	75	20 V	100 mA	0.3 W	100 MHz
KSA642	70	25 V	300 mA	0.4 W
2SA1323	70	20 V	30 mA	0.3 W	150 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	DAM GT-73 Graveyard Tramp Vero Verified BC179 · OC82D DAM GT-73 Graveyard Tramp	DAM GT-73 Graveyard Tramp	Fuzz	Dirtbox Layouts	—	2	—	15