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KSA1281YTA The ON Semiconductor KSA1281YTA is a PNP bipolar junction transistor designed for audio power amplifier applications. It features a 50V collector-emitter voltage and 2A collector current.
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KSA1281YTA

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The ON Semiconductor KSA1281YTA is a PNP bipolar junction transistor designed for audio power amplifier applications. It features a 50V collector-emitter voltage and 2A collector current.
✓ Total Stock: 14,000 pcs
$ Price Range: $0.99

KSA1281YTA Available from 1 distributor

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✓ Non-Authorised
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14,000 pcs
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KSA1281YTA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Mounting Type
Operating Temperature
Power
Storage Temperature
Supplier Device Package
Transistor Type
Vce Saturation (Max) @ Ib, Ic
Voltage
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KSA1281YTA Description

Short technical summary and product information.

The KSA1281YTA from ON Semiconductor is a PNP epitaxial silicon transistor suitable for audio power amplifier applications, including 3W output stages. It is housed in a TO-92 package and offers a maximum collector current of 2A and a collector-emitter voltage of 50V.

 

Key electrical characteristics include a DC current gain (hFE) of 120-240 at 500mA and 2V, and a transition frequency (fT) of 100MHz. The transistor has a maximum power dissipation of 1W at 25°C and an operating temperature range up to 150°C.

 

This through-hole mounted component is ideal for designs requiring a reliable PNP transistor for amplification tasks. Its specifications make it a suitable choice for various audio circuits and general-purpose amplification needs where PNP characteristics are required.

KSA1281YTA Quick Information

Product Type: Transistor
Canonical Name: PNP Epitaxial Silicon Transistor KSA1281YTA
Subcategory: Single

KSA1281YTA Compliance

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

KSA1281YTA Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

KSA1281YTA Features

  • PNP epitaxial silicon transistor.
  • Designed for audio power amplifiers.
  • 50V collector-emitter voltage.
  • 2A maximum collector current.
  • 1W maximum power dissipation.

KSA1281YTA Applications

  • Suitable for audio amplifier circuits.
  • Used in 3W output applications.
  • General purpose amplification tasks.
  • Through-hole mounting designs.

KSA1281YTA FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage for the KSA1281YTA?

The maximum collector-emitter voltage is 50V.

What is the maximum collector current of the KSA1281YTA transistor?

The maximum collector current is 2A.

What is the power dissipation rating for the KSA1281YTA?

The maximum power dissipation is 1W.

What is the operating temperature range for the KSA1281YTA?

The operating temperature range is -55°C to +150°C.

What package type is the KSA1281YTA supplied in?

The KSA1281YTA is supplied in a TO-92-3 package.

What is the DC current gain (hFE) of the KSA1281YTA at 500mA and 2V?

The minimum DC current gain (hFE) is 120 at 500mA and 2V.

What is the transition frequency of the KSA1281YTA?

The transition frequency is 100MHz.

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