lillyelectronics

QL68I6S-A/B/C 685nm 30mW Red Laser Diode | TO-18 5.6mm Package CW Laser Diode with Built-in Monitor PD

$22.00

~~$27.00~~ $22.00

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Product Description

Overview

QL68I6S-A/B/C is a MOCVD-grown InGaAlP laser diode featuring quantum well structure.

This visible red laser source delivers typical 30mW continuous-wave output power, ideal for industrial optoelectronic equipment and custom laser module assembly.

✦ Key Features

Visible red laser, Typical Wavelength: 685nm
Continuous Wave (CW) Optical Output Power: 30mW
Standard TO-18 Ø5.6mm Metal Package
Integrated Monitor Photodiode (PD) for APC power control
3 Internal Circuit Versions Optional: Type A / Type B / Type C
Quantum Well InGaAlP Epitaxial Structure (MOCVD grown)

✦ Applications

✔ Industrial Optoelectronic Equipment

✔ Custom Laser Module Assembly

✔ Optical Sensing & Inspection

✔ Light Source Measurement Devices

✦ Electrical Connection Definition

3-pin TO18 bottom view pin assignment:

1 = LD (Laser Diode)

2 = Common

3 = PD (Monitor Photodiode)

Three wiring configurations available:

QL68I6SA: LD cathode, PD anode
QL68I6SB: LD, PD share anode
QL68I6SC: LD anode, PD cathode

✦ Absolute Maximum Ratings (Tc=25°C)

Parameter	Symbol	Rating	Unit
Optical Output Power	P	35	mW
Laser Diode Reverse Voltage	V	2	V
Photo Diode Reverse Voltage	V	30	V
Operating Temperature	Topr	-10 ~ +60	℃
Storage Temperature	Tstg	-40 ~ +85	℃

✦ Electrical & Optical Characteristics (Tc=25℃, Po=30mW)

Items	Symbol	Min	Typ	Max	Unit
Optical Output Power	Po	—	30	—	mW
Threshold Current	Ith	—	35	60	mA
Operating Current	Iop	—	80	140	mA
Operating Voltage	Vop	2	2.4	3	V
Lasing Wavelength	λp	670	685	700	nm
Parallel Beam Divergence θ∥	θⅡ	7	9.5	12	deg
Perpendicular Beam Divergence θ⊥	θ⊥	16	20	25	deg
Monitor Current	Im	0.05	0.2	2.5	mA
Astigmatism	As	—	—	8	μm