TLP281 The Toshiba TLP281 is a compact optocoupler featuring a GaAs infrared emitting diode and a photo-transistor. It offers a Collector-Emitter Voltage of 80V and an Isolation Voltage of 2500Vrms.
Mfr Part #:

TLP281

Available from 4 distributors
Mfr Name: Toshiba
Toshiba
The Toshiba TLP281 is a compact optocoupler featuring a GaAs infrared emitting diode and a photo-transistor. It offers a Collector-Emitter Voltage of 80V and an Isolation Voltage of 2500Vrms.
✓ Total Stock: 43,593 pcs
$ Price Range: $0.33

TLP281 Available from 4 distributors

✓ Authorised
✓ Non-Authorised

TLP281 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Forward Current
Lead Style
Mounting Type
Operating Temperature
Reverse Current
Reverse Voltage
SVHC Present
Storage Temperature

TLP281 Description

Short technical summary and product information.

The Toshiba TLP281 is a small and thin optocoupler designed for surface mount applications. It consists of a gallium arsenide infrared emitting diode (IRED) optically coupled to a photo-transistor. This component is suitable for applications such as PCMCIA Fax modems and programmable controllers.

 

Key electrical specifications include a minimum Collector-Emitter Voltage of 80V, a minimum Current Transfer Ratio of 50% (with a Rank GB of 100%), and an Isolation Voltage of 2500Vrms. The device operates within a temperature range of -55°C to 100°C.

 

The TLP281 is available in an SO-16 package and is designed for surface mount assembly. Its compact size and robust specifications make it a versatile choice for various electronic designs requiring optical isolation.

TLP281 Quick Information

Product Type: Optocoupler
Canonical Name: TLP281 GaAs IRED & Photo-Transistor Optocoupler
Subcategory: Transistor, Photovoltaic Output

TLP281 Compliance

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

TLP281 Estimated Pricing

Qty Low High
1+ $0.33 $0.33

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

TLP281 Features

  • 80V minimum Collector-Emitter Voltage.
  • 50% minimum Current Transfer Ratio.
  • 2500Vrms minimum Isolation Voltage.
  • Surface mount SO-16 package.
  • Wide operating temperature range.

TLP281 Applications

  • Used for signal isolation in power supplies.
  • Ideal for PLC and industrial control systems.
  • Suitable for digital logic isolation.
  • Can be used in motor drive interfaces.

TLP281 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage of the TLP281?

The maximum collector-emitter voltage is 80 V.

What package does the TLP281 come in?

The TLP281 is offered in an SO-16 surface mount package.

What is the operating temperature range of the TLP281?

The operating temperature range is -55 to 100 °C.

What is the isolation voltage of the TLP281?

The isolation voltage is 2500 Vrms minimum.

What is the minimum current transfer ratio (CTR) of the TLP281?

The minimum CTR is 50% at IF = 5 mA, VCE = 5 V. For GB rank, minimum is 100%.

What is the maximum forward current for the TLP281?

The maximum forward current is 50 mA, with pulse capability up to 1 A.

What is the storage temperature range for the TLP281?

The storage temperature range is -55 to 125 °C.

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