Parts · Transistors

2SC2458BL

Si NPN BJT TO-92 TH.1 circuit uses 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
2SC2458BL	350	50 V	150 mA	0.2 W	80 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2SC1815GR	300	50 V	150 mA	0.4 W	80 MHz	6
2N5828	400	40 V	100 mA	0.36 W	90 MHz	1
2SC1000	300	50 V	100 mA	0.2 W	40 MHz	5
2SC2240BL	350	120 V	100 mA	0.3 W	50 MHz	4
2N6429	400	45 V	200 mA	0.625 W	100 MHz	1
2SC1815BL	500	50 V	150 mA	0.4 W	80 MHz	4
BC550C	420	45 V	100 mA	0.5 W	150 MHz	81
BC182B	240	50 V	200 mA	0.3 W	120 MHz	3

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC2712BL	350	50 V	150 mA	0.15 W	80 MHz
2SC632	350	40 V	100 mA	0.18 W	70 MHz
2SC4116-BL	350	60 V	150 mA	0.1 W	80 MHz
2SC2868BL	350	80 V	100 mA	0.4 W	80 MHz
2SC4117BL	350	120 V	100 mA	0.2 W	100 MHz
BCY59D	350	45 V	100 mA	0.39 W	120 MHz
BCY59DP	350	45 V	100 mA	0.39 W	120 MHz
2SC1399E	350	80 V	100 mA	0.25 W	50 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Flange-A-Rama 2SA1015Y · 2SC2458BL · C4570C · MN3102 Ibanez FL-99 flanger · 1590J	Ibanez FL-99 flanger	Flanger	Dead End FX	1590J	4	$20.00	123