SFH 420 The Osram SFH 420 is a GaAs infrared emitter in a Surface Mount package. It operates with a forward current of 100mA and emits light at a wavelength of 950nm.
Mfr Part #:

SFH 420

Available from 1 distributors
Mfr Name: Osram
Osram
The Osram SFH 420 is a GaAs infrared emitter in a Surface Mount package. It operates with a forward current of 100mA and emits light at a wavelength of 950nm.
✓ Total Stock: 440 pcs
$ Price Range: $0.99

SFH 420 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
440 pcs
440 pcs On Request 1 On Request On Request 0625+ On Request On Request

SFH 420 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Lead Style
Mounting Type
Operating Temperature
Orientation
Radiant Intensity (Ie) Min @ If
Reverse Voltage
Spectral Bandwidth
Tape & Reel
Type
Viewing Angle
Voltage
Wavelength

SFH 420 Description

Short technical summary and product information.

The Osram SFH 420 is a GaAs infrared emitter designed for surface mounting. This component is suitable for a variety of applications including miniature photointerrupters, industrial electronics, automotive technology, sensor technology, alarm and safety equipment, and IR free air transmission.

 

Key electrical characteristics include a peak emission wavelength of 950nm with a spectral bandwidth of 55nm. It is rated for a forward current of 100mA and a reverse voltage of 5V. The device offers a typical radiant intensity of at least 2.5mW/sr at 100mA and has a viewing angle of 120°.

 

Packaged in a 2-SMD, J-Lead configuration, the SFH 420 is designed for surface mounting. It operates within a temperature range of -40°C to 100°C. The datasheet notes that this part is 'not for new design' and suggests SFH 4243 as a replacement.

SFH 420 Quick Information

Product Type: LED Emitter - Infrared
Canonical Name: SFH 420 GaAs Infrared Emitter
Subcategory: LED Emitters - Infrared, UV, Visible

SFH 420 Compliance

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

SFH 420 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

SFH 420 Features

  • GaAs infrared emitter for surface mounting.
  • 950nm peak emission wavelength.
  • 100mA typical forward current.
  • Wide 120° viewing angle.
  • High reliability and pulse handling.

SFH 420 Applications

  • Used in miniature photointerrupters.
  • Suitable for industrial electronics.
  • Applied in automotive technology.
  • Ideal for sensor technology.
  • Applicable for alarm systems.

SFH 420 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the peak emission wavelength of the SFH 420?

The peak emission wavelength is 950nm.

What is the typical forward current for the SFH 420?

The typical forward current is 100mA.

What type of package does the SFH 420 come in?

The SFH 420 is available in a 2-SMD, J-Lead package.

What is the operating temperature range for the SFH 420?

The operating temperature range is -40°C to 100°C.

What is the viewing angle of the SFH 420?

The half angle, or viewing angle, is ±60°.

What is the minimum radiant intensity of the SFH 420?

The minimum radiant intensity is 2.5mW/sr at 100mA.

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