Parts · Transistors

2SC1675

Si NPN BJT.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
2SC1675	40	30 V	30 mA	0.25 W	125 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2SC1175	40	45 V	200 mA	0.3 W	170 MHz	1
PN100	40	35 V	500 mA	0.625 W	200 MHz	5
2N3904	40	40 V	200 mA	0.31 W	300 MHz	870
2N3568	40	60 V	200 mA	0.3 W	60 MHz	1
MPS3708	45	30 V	30 mA	0.625 W	100 MHz	1
2N1613	40	50 V	600 mA	0.8 W	80 MHz	3
BF244	30	30 V	100 mA	0.3 W	170 MHz	3
2N697	40	40 V	500 mA	0.6 W	50 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
BC348	40	30 V	100 mA	0.3 W	125 MHz
2SC380	40	30 V	30 mA	0.2 W	125 MHz
2SC380A	40	30 V	30 mA	0.2 W	125 MHz
KSC2787	40	30 V	50 mA	0.25 W	150 MHz
KSC838	40	30 V	30 mA	0.25 W	100 MHz
2SC2986	40	30 V	50 mA	0.3 W	150 MHz
2SC2986R	40	30 V	50 mA	0.3 W	150 MHz
2SC735	40	30 V	400 mA	0.3 W	150 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Oberheim Matrix 6 2N5172 · 2SA1005 · 2SC1675 · 2SC2785	—	Ring Mod / Synth	Experimentalists Anonymous	—	—	—	251