How do the onsemi onsemi BC33 Series variants differ?

onsemi BC33 Series part numbers differ by case, DC current gain (hFE) (Min) @ ic, vce, operating temperature and package. Use the selection guide above to pick by case.

How many onsemi onsemi BC33 Series part numbers are listed?

7 onsemi onsemi BC33 Series part numbers are listed, each with specifications and a datasheet where available.

onsemi BC33 Series

7 variants · onsemi

About the onsemi onsemi BC33 Series series

The onsemi onsemi BC33 Series series groups 7 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common current - collector (Ic) of 800 mA, current - collector cutoff of 100nA and frequency of 100MHz. Variants differ by case, DC current gain (hFE) (Min) @ ic, vce and operating temperature, so you can match the exact case your application requires using the selection guide below. All listed onsemi BC33 Series part numbers are active and orderable.

Select a variant by

Case: TO-226-3, TO-92-3 (TO-226AA) · TO-226-3, TO-92-3 (TO-226AA) Formed Leads
DC current gain (hFE) (Min) @ ic, vce: 100 @ 100mA, 1V · 160 @ 100mA, 1V · 250 @ 100mA, 1V
Operating temperature: 150°C (TJ) · 150°C(TJ)
Package: Bulk · Cut Tape (CT) Tape & Box (TB) · Cut Tape (CT); Tape & Box (TB) · Tape & Reel (TR) Cut Tape (CT)

Variant comparison

Parameter	BC33716BU	BC33725BU	BC33725TA	BC33725TAR	BC33725TFR	BC33740BU
Case	TO-226-3, TO-92-3 (TO-226AA)	TO-226-3, TO-92-3 (TO-226AA)	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	TO-226-3, TO-92-3 (TO-226AA)
DC current gain (hFE) (Min) @ ic, vce	100 @ 100mA, 1V	160 @ 100mA, 1V	160 @ 100mA, 1V	160 @ 100mA, 1V	160 @ 100mA, 1V	250 @ 100mA, 1V
Operating temperature	150°C (TJ)	150°C(TJ)	150°C (TJ)	150°C(TJ)	150°C (TJ)	150°C (TJ)
Package	Bulk	Bulk	Cut Tape (CT) Tape & Box (TB)	Cut Tape (CT); Tape & Box (TB)	Tape & Reel (TR) Cut Tape (CT)	Bulk

Shared specifications

Current - collector (Ic): 800 mA
Current - collector cutoff: 100nA
Frequency: 100MHz
Mounting type: Through Hole
Power - max: 625 mW
Transistor type: NPN
Vce saturation (Max) @ ib, ic: 700mV @ 50mA, 500mA
Voltage - collector emitter breakdown: 45 V

Request a quote on any onsemi BC33 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 onsemi onsemi BC33 Series variants differ?: onsemi BC33 Series part numbers differ by case, DC current gain (hFE) (Min) @ ic, vce, operating temperature and package. Use the selection guide above to pick by case.
How many onsemi onsemi BC33 Series part numbers are listed?: 7 onsemi onsemi BC33 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for onsemi onsemi BC33 Series?: Request a quote (RFQ) for any onsemi BC33 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.