Parts · Transistors

MMBT5088

Si NPN BJT SOT-23 SMD.2 circuits use this part. Listed as: Transistor, BJT NPN SOT23.

Datasheet · from onsemi.com

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
MMBT5088	300	30 V	50 mA	0.3 W	50 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N3704	300	30 V	800 mA	0.36 W	100 MHz	2
2SC1000	300	50 V	100 mA	0.2 W	40 MHz	5
2SC1815GR	300	50 V	150 mA	0.4 W	80 MHz	6
2N5089	400	25 V	50 mA	0.31 W	50 MHz	362
2SC871	350	25 V	30 mA	0.2 W	75 MHz	1
2N3391	250	25 V	100 mA	0.2 W	70 MHz	9
2SC539	250	25 V	50 mA	0.3 W	100 MHz	3
2SC2240BL	350	120 V	100 mA	0.3 W	50 MHz	4

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2SC587A	300	35 V	30 mA	0.3 W	50 MHz
2SC1963	300	25 V	200 mA	0.27 W	70 MHz
KSP6521	300	25 V	100 mA	0.625 W
BSW88B	250	30 V	100 mA	0.3 W
BSW89B	250	30 V	100 mA	0.3 W
2SC711	300	25 V	50 mA	0.2 W	75 MHz
BFW40	300	45 V	30 mA	0.5 W	60 MHz
BFW40A	300	45 V	30 mA	0.5 W	60 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Mu Blaster LT1054 · MMBF5457 · MMBT5088 Electronic Audio Experiments Mu Blaster · 125B	Electronic Audio Experiments Mu Blaster	Boost	Electronic Audio Experiments	125B	4	$10.00	44
	Greener 4558 · 7660S · ICL7660S · MMBT5088 TWA Source Code Overdrive	TWA Source Code Overdrive	Overdrive	Sheepylove	—	4	€10.00	50