BC549BTF The BC549BTF is an NPN bipolar junction transistor from On Semiconductor. It features a 30V collector-emitter voltage, 100mA collector current, and 500mW power dissipation in a TO-92-3 through-hole package.
Mfr Part #:

BC549BTF

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The BC549BTF is an NPN bipolar junction transistor from On Semiconductor. It features a 30V collector-emitter voltage, 100mA collector current, and 500mW power dissipation in a TO-92-3 through-hole package.
✓ Total Stock: 16,000 pcs
$ Price Range: $0.05 - $0.32

BC549BTF Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
16,000 pcs
16000 pcs On Request 1 On Request On Request On Request On Request On Request

BC549BTF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Lead Style
Mounting Type
Operating Temperature
Power
Supplier Device Package
Tape & Reel
Transistor Type
Vce Saturation (Max) @ Ib, Ic
Voltage

BC549BTF Description

Short technical summary and product information.

The BC549BTF is an NPN bipolar junction transistor manufactured by On Semiconductor, designed for general purpose amplification and switching applications. It is rated for a maximum collector-emitter voltage (Vceo) of 30V and a continuous collector current of 100mA. The device can dissipate up to 500mW of power, making it suitable for low-power circuits.

 

Electrical characteristics include a minimum DC current gain (hFE) of 200 at Ic=2mA, Vce=5V, and a maximum Vce saturation voltage of 600mV at Ib=5mA, Ic=100mA. The transition frequency (ft) is 300 MHz, indicating good high-frequency performance. The maximum junction temperature is 150°C.

 

The transistor is housed in a TO-92-3 (TO-226-3) through-hole package with formed leads. It is designed for through-hole mounting, suitable for manual assembly and prototyping. The part number suffix 'BTF' suggests a tape and reel packaging format, but this is not confirmed.

BC549BTF Quick Information

Product Type: Bipolar (BJT) Single Transistor
Canonical Name: BC549BTF NPN Bipolar Transistor, 30V Vceo, 100mA Ic, TO-92-3
Subcategory: NPN

BC549BTF Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BC549BTF Estimated Pricing

Qty Low High
1+ $0.32 $0.32
10+ $0.19 $0.19
100+ $0.12 $0.12
500+ $0.09 $0.09
1,000+ $0.08 $0.08
2,000+ $0.07 $0.07
4,000+ $0.06 $0.06
10,000+ $0.06 $0.06
24,000+ $0.05 $0.05

Estimated market price range - modelled values for guidance only, not live distributor offers.

BC549BTF Features

  • NPN transistor with 30V Vceo maximum rating.
  • 100mA maximum continuous collector current.
  • 500mW power dissipation capability.
  • DC current gain of 200 minimum at 2mA, 5V.
  • Transition frequency of 300 MHz.

BC549BTF Applications

  • Suitable for low-power audio amplification.
  • Used in signal switching circuits up to 100mA.
  • Ideal for general purpose transistor applications.

BC549BTF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage?

30V (Vceo).

What is the maximum collector current?

100mA.

What is the power dissipation rating?

500mW.

What is the DC current gain (hFE)?

Minimum 200 at 2mA, 5V.

What is the transition frequency?

300 MHz.

What is the package type?

TO-92-3 (TO-226-3) with formed leads, through-hole.

Is the BC549BTF RoHS compliant?

Yes, RoHS3 compliant (unverified).

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