VSMY3850

High Speed Infrared Emitting Diode

The VSMY3850 is a high speed infrared emitting diode from Vishay Intertechnology. View the full VSMY3850 datasheet below including key specifications.

VSMY3850 shares its datasheet with VSMY3850-GS08, whose page lists every part number it covers.

Official VSMY3850 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Vishay Intertechnology

VSMY3850 Key Specifications

Parameter	Value
Fall Time	10 ns
Rise Time	10 ns
Radiant Power	55 mW typ at IF = 100 mA
Forward Current	100 mA
Forward Voltage	1.6 V typ, 2.0 V max at IF = 100 mA
Peak Wavelength	850 nm (840 to 870 nm)
Reverse Voltage	5 V
Power Dissipation	200 mW
Radiant Intensity	17 mW/sr typ (12 to 25 mW/sr) at IF = 100 mA
Spectral Bandwidth	30 nm at IF = 30 mA
Junction Capacitance	125 pF typ
Surge Forward Current	1 A (tp = 100 µs)
Angle Of Half Intensity	±60°
Moisture Sensitivity Level	MSL 3, floor life 168 h
Pulse Peak Forward Current	200 mA (tp/T = 0.5, tp = 100 µs)
Operating Temperature Range	-40 °C to +85 °C
Package Dimensions (L X W X H)	3.5 x 2.8 x 1.75 mm
Thermal Resistance Junction/Ambient	250 K/W

VSMY3850 Overview

Part: VSMY3850 — Vishay

Type: High Speed Infrared Emitting Diode

Description: 850 nm surface-emitter infrared LED in a PLCC-2 package delivering 17 mW/sr typical radiant intensity at 100 mA forward current with 10 ns rise and fall times.

Operating Conditions:

Operating temperature: -40 to +85 °C

Absolute Maximum Ratings:

Max supply voltage: 5 V (Reverse voltage)
Max continuous current: 100 mA (Forward current)
Max junction/storage temperature: 100 °C (Junction temperature), -40 to +100 °C (Storage temperature)

Key Specs:

Peak wavelength: 850 nm typ. (840 nm min., 870 nm max. at IF = 100 mA)
Forward voltage: 1.6 V typ., 2.0 V max. (IF = 100 mA, tp = 20 ms); 2.9 V typ. (IF = 1 A, tp = 100 μs)
Radiant intensity: 17 mW/sr typ. (12 mW/sr min., 25 mW/sr max. at IF = 100 mA, tp = 20 ms); 150 mW/sr typ. (IF = 1 A, tp = 100 μs)
Radiant power: 55 mW typ. (IF = 100 mA, tp = 20 ms)
Angle of half intensity: ±60°
Rise time / Fall time: 10 ns typ. / 10 ns typ. (IF = 100 mA)
Spectral bandwidth: 30 nm typ. (IF = 30 mA)
Power dissipation: 200 mW max.

Features:

Surface emitter technology with high radiant power and intensity
Angle of half intensity of ±60°
Suitable for high pulse current operation
High speed switching (10 ns rise and fall times)
Moisture sensitivity level MSL 3 (floor life 168 h)
Lead (Pb)-free reflow soldering compatible

Applications:

Infrared radiation source for illumination with CMOS cameras
High speed IR data transmission
IR touch panels
3D TV
Light curtain

Package:

PLCC-2 SMD (3.5 mm x 2.8 mm x 1.75 mm)

VSMY3850 Features

Package type: surface mount
Package form: PLCC-2
Dimensions (L x W x H in mm): 3.5 x 2.8 x 1.75
Peak wavelength: λ p = 850 nm
High reliability
High radiant power
High radiant intensity
Angle of half intensity: ϕ = ± 60°
Suitable for high pulse current operation
Floor life: 168 h, MSL 3, acc. J-STD-020
Lead (Pb)-free reflow soldering
Material categorization: For definitions of compliance please see www.vishay.com/doc?99912

VSMY3850 Applications

Infrared radiation source for operation with CMOS cameras (illumination)

High speed IR data transmission
IR touch panels
3D TV
Light curtain

PRODUCT SUMMARY	PRODUCT SUMMARY	PRODUCT SUMMARY	PRODUCT SUMMARY	PRODUCT SUMMARY
COMPONENT	I e (mW/sr)	ϕ (deg)	λ P (nm)	t r (ns)
VSMY3850	17	± 60	850	10

VSMY3850 Package Information

Drawing-No.: 6.541-5067.02-4

I ss

ue: 5; 23.09.13

Dimen s ion s : Reflow and vapor pha s e (wave s oldering)

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
VSMY3850-GS08	Vishay Intertechnology	2-SMD, J-Lead
VSMY3850-GS18	Vishay Intertechnology	PLCC-2

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All LEDs datasheets All Vishay Intertechnology datasheets (32)

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