Mfr Part #:

VSMB3940X01-GS08

Mfr Name: Vishay

The Vishay VSMB3940X01-GS08 is a surface-mount infrared emitting diode with a peak wavelength of 940nm. It operates at 100mA forward current and features a 120° beam angle.

✓ Total Stock: 4,137 pcs

$ Price Range: $0.99

VSMB3940X01-GS08 Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Optech Co.,Limited ✓ Non-Authorised Inventory information	3,162 pcs On Request	3162 pcs	On Request	1	On Request	On Request	14+13+	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	975 pcs On Request	975 pcs	On Request	1	On Request	On Request	14+	On Request	On Request

VSMB3940X01-GS08 Description

Short technical summary and product information.

The Vishay VSMB3940X01-GS08 is a high-speed infrared emitting diode utilizing GaAlAs double hetero technology. It is designed for surface mounting in a PLCC-2 package.

Key electrical specifications include a peak wavelength of 940 nm, a nominal forward current of 100 mA, and a typical forward voltage of 1.35V. The radiant intensity is rated at a minimum of 7 mW/sr at 100mA, with a typical value of 13 mW/sr. The device offers a high modulation bandwidth of 24 MHz and a wide beam angle of 120°.

This infrared emitter operates within a temperature range of -40°C to 85°C and has a power dissipation rating of 160 mW. It is suitable for high pulse current operation and provides good spectral matching with silicon photodetectors.

The VSMB3940X01-GS08 is packaged in a 2-SMD, J-Lead configuration and is supplied on tape and reel. It is compliant with RoHS3 standards and has an MSL rating of 1.

VSMB3940X01-GS08 Quick Information

Product Type: Infrared Emitting Diode

Series: VSMB

Canonical Name: VSMB3940X01 Infrared Emitting Diode, 940 nm

Subcategory: Infrared Data Communications

VSMB3940X01-GS08 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

Lead Free: Lead (Pb)-free reflow soldering acc. J-STD-020

VSMB3940X01-GS08 Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

VSMB3940X01-GS08 Features

940nm peak wavelength infrared emitter.
100mA forward current capability.
1.35V typical forward voltage.
120° wide beam angle.
Surface mount PLCC-2 package.

VSMB3940X01-GS08 Applications

IrDA compatible data transmission.
Miniature light barrier applications.
Used in photointerrupters.
Suitable for optical switches.
Control and drive circuits.

VSMB3940X01-GS08 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the peak wavelength of the VSMB3940X01-GS08?

The peak wavelength is 940 nm.

What is the forward current for the VSMB3940X01-GS08?

The nominal forward current is 100 mA.

What is the typical forward voltage of this IR emitter?

The typical forward voltage is 1.35 V.

What is the operating temperature range for the VSMB3940X01-GS08?

The operating temperature range is -40°C to 85°C.

What type of package is the VSMB3940X01-GS08 in?

It is in a 2-SMD, J-Lead surface mount package.

Is the VSMB3940X01-GS08 RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this component?

The MSL is 1 Unlimited.

Category	LED Emitters - Infrared, UV, Visible
Manufacturer Name	Vishay
AEC Qualified	No
Automotive Grade	No
Current	100 mA
Dimensions	3.5 x 2.8 x 1.75 mm
Forward Voltage	1.35 V
Industrial Grade	No
Junction Temperature	100 °C
Lead Style	J-Lead
Medical Grade	No
Military Grade	No
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C
Orientation	Top View
Power Dissipation	160 mW
Power Rating	160 mW
Radiant Intensity (Ie) Min @ If	7 mW/sr
Storage Temperature	-40°C ~ 100°C
Tape & Reel	No
Type	Infrared (IR)
Viewing Angle	120°
Voltage	1.35V
Wavelength	940nm