Skip to the content
PCBKitNew board
AL1666AS on a board, in 3D

AL1666AS

Diodes Incorporated

-40℃~+105℃ 1 150kHz 2% 8.5V~23V 90VAC~305VAC Analog、PWM External Flyback、Buck-Boost Over Voltage Protection、Over Current Protection、Over-Temperature Protection (OTP)、Short-Circuit Protection SO-8 LED Drivers ROHS

Extended
DatasheetJLCPCBLCSCdiodes/AL1666AS
Category
LED Drivers
Package
SO-8
Pins
8

Overview

The AL1666AS is a LED Driver made by Diodes Incorporated in a SO-8 package with 8 pins. -40℃~+105℃ 1 150kHz 2% 8.5V~23V 90VAC~305VAC Analog、PWM External Flyback、Buck-Boost Over Voltage Protection、Over Current Protection、Over-Temperature Protection (OTP)、Short-Circuit Protection SO-8 LED Drivers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AL1666AS-13, from EasyEDA) and its footprint (Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 200 are in stock at JLCPCB (part C5144611).

Symbol

ADIM1PWMD2COMP3CS4GND5OUT6VCC7FB8
EasyEDA_Cloud:AL1666AS-13From EasyEDA

Footprint

12345678
Package_SO:SOIC-8_3.9x4.9mm_P1.27mmFrom KiCad's library

Parameters

11
Constant Current Accuracy
2%
Dimming
PWM
Features
Over Voltage Protection
Frequency - Switching
150kHz
Number of Channels
1
Operating temperature
-40℃~+105℃
Switch Tube (Built-In/External)
External
Topology
Buck-Boost
Type
DC-DC
Voltage - Input(AC)
90VAC~305VAC
Voltage - Input(DC)
8.5V~23V

Order codes

1

Pinout

8
The pins of the AL1666AS
PinNameType
1ADIMUnspecified
2PWMDUnspecified
3COMPUnspecified
4CSUnspecified
5GNDUnspecified
6OUTUnspecified
7VCCUnspecified
8FBUnspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/diodes/AL1666AS" title="AL1666AS in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/diodes/AL1666AS.jpg" alt="AL1666AS" width="1200" height="900">
A picture that opens the part, for a README
[![AL1666AS](https://pcbkit.io/embed/parts/diodes/AL1666AS.jpg?size=s)](https://pcbkit.io/parts/diodes/AL1666AS)

Questions

Is there a KiCad symbol and footprint for the AL1666AS?

Yes. The symbol is EasyEDA_Cloud:AL1666AS-13 and the footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the AL1666AS?

SO-8, with 8 pins. Its footprint is drawn on this page.

Where is the AL1666AS datasheet?

Diodes Incorporated publishes it: the Datasheet link on this page opens it.

Where can I order the AL1666AS?

JLCPCB lists it as part C5144611, with 200 in stock; the sellers' links on this page open their listings.

What can replace the AL1666AS?

Parts like it in the library: the AL1692S by Diodes Incorporated, the AL3353S by Diodes Incorporated, the AL8853S by Diodes Incorporated and the KP116SPA by Kiwi Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8