2N2221 datasheets – compare manufacturers

Manufacturer	Part Number	Description
MACOM Technology Solutions	2N2221L	Radiation Hardened NPN Silicon Switching Transistors
Microsemi	JANTX2N2221A	NPN SILICON SWITCHING TRANSISTOR
Microsemi	JANTXV2N2221A	NPN SILICON SWITCHING TRANSISTOR
ART CHIP	2N2221	Ultra-Fast Transient Response LDO Regulator
STMicroelectronics	2N2221	HIGH-SPEED SWITCHES
Seme LAB	2N2221	Bipolar NPN Device
Motorola Semiconductor	2N2221	NPN Transistor
Comset Semiconductor	2N2221	Switching Silicon Transistors
Central Semiconductor	2N2221A	NPN SILICON TRANSISTOR
Central Semiconductor	2N2221	SILICON NPN TRANSISTORS
Microsemi	JAN2N2221A	NPN SILICON SWITCHING TRANSISTOR
MACOM Technology Solutions	2N2221UA	Radiation Hardened NPN Silicon Switching Transistors
Microsemi	JANS2N2221A	NPN SILICON SWITCHING TRANSISTOR
Comset Semiconductor	2N2221A	Switching Silicon Transistors
VPT Components	2N2221A	Radiation Hardened NPN Silicon Switching Transistors
MACOM Technology Solutions	2N2221A	Radiation Hardened NPN Silicon Switching Transistors
Motorola Semiconductor	2N2221A	NPN Transistor
Continental Device India	2N2221	NPN SILICON PLANAR SWITCHING TRANSISTORS
Continental Device India	2N2221A	NPN SILICON PLANAR SWITCHING TRANSISTORS
Taitron Components	2N2221A	Small Signal General Purpose Transistors
Microsemi	2N2221AL	NPN SILICON SWITCHING TRANSISTOR
Microsemi	2N2221AUB	NPN SILICON SWITCHING TRANSISTOR
MACOM Technology Solutions	2N2221UB	Radiation Hardened NPN Silicon Switching Transistors
Microsemi	2N2221A	NPN SILICON SWITCHING TRANSISTOR
Microsemi	2N2221AUBC	NPN SILICON SWITCHING TRANSISTOR