Parts · Transistors

MJE210

Si PNP BJT.4 circuits use this part. Listed as: BJT transistor, PNP TO-225.

Datasheet · from onsemi.com

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
MJE210	45	25 V	5000 mA	15 W	65 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2SB596	40	80 V	4000 mA	30 W	3 MHz	1
2SB434	40	50 V	3000 mA	25 W	1 MHz	3
2N6111	30	30 V	7000 mA	40 W	0.5 MHz	2
2N6110	30	30 V	7000 mA	40 W	0.5 MHz	2
2SB586	3000	80 V	8000 mA	100 W		1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2N6411	45	25 V	4000 mA	15 W	50 MHz
2N3024	50	30 V	3000 mA	25 W	60 MHz
2N6414	40	40 V	4000 mA	15 W	50 MHz
2SA473	40	25 V	3000 mA	10 W	100 MHz
2SA473R	40	25 V	3000 mA	10 W	100 MHz
2N3025	50	45 V	3000 mA	25 W	60 MHz
KSA1614	40	55 V	3000 mA	10 W
2N6415	40	60 V	4000 mA	15 W	50 MHz

Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
Way Huge Conquistador Fuzzstortion Vero15×12 Verified 2N3906 · MJE210 Way Huge Conquistador	Way Huge Conquistador	Fuzz	Dirtbox Layouts	—	3	—	23
Way Huge Conquistador Perfboard Verified 2N3906 · MJE210 Way Huge Conquistador	Way Huge Conquistador	Fuzz	Effects Layouts (blog)	—	3	—	24
Conkador Fuzzstortion 2N3906 · MJE210 Way Huge Conquistador · 1590B	Way Huge Conquistador	Fuzz	Fuzz Dog	1590B	3	£28.80	25
Vanquisher Fuzz 2N3906 · MJE210 Way Huge Conquistador · 125B	Way Huge Conquistador	Fuzz	PedalPCB	125B	3	$8.00	28