Taiwan Semiconductor Corporation MMBT Series

3 variants · Taiwan Semiconductor Corporation

About the Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series series

The Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series series groups 3 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common mounting type of Surface Mount, operating temperature of -55°C ~ 150°C (TJ) and package of Tape & Reel (TR) Cut Tape (CT). Variants differ by case, current - collector (Ic) and current - collector cutoff, so you can match the exact case your application requires using the selection guide below. All listed Taiwan Semiconductor Corporation MMBT Series part numbers are active and orderable.

Select a variant by

Case: SOT-523 · TO-236-3, SC-59, SOT-23-3
Current - collector (Ic): 200 mA · 600 mA
Current - collector cutoff: 10nA (ICBO) · 50nA (ICBO) · 100nA (ICBO)
DC current gain (hFE) (Min) @ ic, vce: 100 @ 10mA, 1V · 100 @ 150mA, 10V
Frequency: 250MHz · 300MHz
Power - max: 150 mW · 300 mW · 350 mW
Transistor type: NPN · PNP
Vce saturation (Max) @ ib, ic: 1V @ 50mA, 500mA · 300mV @ 5mA, 50mA · 400mV @ 5mA, 50mA

Variant comparison

Parameter	MMBT2222A RFG	MMBT3904T RSG	MMBT3906 RFG
Case	TO-236-3, SC-59, SOT-23-3	SOT-523	TO-236-3, SC-59, SOT-23-3
Current - collector (Ic)	600 mA	200 mA	200 mA
Current - collector cutoff	10nA (ICBO)	50nA (ICBO)	100nA (ICBO)
DC current gain (hFE) (Min) @ ic, vce	100 @ 150mA, 10V	100 @ 10mA, 1V	100 @ 10mA, 1V
Frequency	300MHz	300MHz	250MHz
Power - max	300 mW	150 mW	350 mW
Transistor type	NPN	NPN	PNP
Vce saturation (Max) @ ib, ic	1V @ 50mA, 500mA	300mV @ 5mA, 50mA	400mV @ 5mA, 50mA

Shared specifications

Mounting type: Surface Mount
Operating temperature: -55°C ~ 150°C (TJ)
Package: Tape & Reel (TR) Cut Tape (CT)
Voltage - collector emitter breakdown: 40 V

Request a quote on any Taiwan Semiconductor Corporation MMBT Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series variants differ?: Taiwan Semiconductor Corporation MMBT Series part numbers differ by case, current - collector (Ic), current - collector cutoff and DC current gain (hFE) (Min) @ ic, vce. Use the selection guide above to pick by case.
How many Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series part numbers are listed?: 3 Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Taiwan Semiconductor Corporation Taiwan Semiconductor Corporation MMBT Series?: Request a quote (RFQ) for any Taiwan Semiconductor Corporation MMBT Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.