Parts · Transistors

2SC2240BL

Si NPN BJT TO-92 TH.4 circuits use this part.

Datasheet · archived copy from Toshiba; the part is discontinued and the maker no longer publishes it

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
2SC2240BL	350	120 V	100 mA	0.3 W	50 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2SC2291	250	100 V	50 mA	0.4 W	50 MHz	1
2SC1452	150	150 V	50 mA	0.7 W	65 MHz	1
2N5551	80	160 V	600 mA	0.31 W	100 MHz	6
KSP42	40	300 V	500 mA	0.625 W	50 MHz	3
2N3712	30	150 V	200 mA	1 W	40 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC2459BL	350	120 V	100 mA	0.2 W	50 MHz
2SC2088	350	120 V	50 mA	0.3 W	75 MHz
2SC2089	350	120 V	50 mA	0.3 W	75 MHz
2SC4117BL	350	120 V	100 mA	0.2 W	100 MHz
2SC2713BL	350	120 V	100 mA	0.15 W	100 MHz
2SC3324BL	350	120 V	100 mA	0.15 W	100 MHz
2SC2228	320	160 V	50 mA	0.75 W	50 MHz
2SC2228A	300	160 V	50 mA	0.75 W	50 MHz

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Nobels CO-2 2SC2240BL · 2SC2362G · 2SK222E · 2SK30A-Y Nobels CO-2	Nobels CO-2	Compressor	Experimentalists Anonymous	—	3	—	83
Nobels DT-SN 2SC2240BL · 2SC2362G · 2SK222E · 2SK30AY Nobels DT-SN Distortion Special	Nobels DT-SN Distortion Special	Distortion	Experimentalists Anonymous	—	—	—	128
Nobels FU-Z 2SC2240BL · 2SK222E · 2SK30A-Y · 4007 Nobels FU-Z	Nobels FU-Z	Fuzz	Experimentalists Anonymous	—	3	—	78
Nobels PH-D 2SC2240BL · 2SC2362G · 2SK222E · 2SK30A-Y Nobels PH-D	Nobels PH-D	Phaser	Experimentalists Anonymous	—	5	—	103