Skip to the content
PCBKitNew board
TM1642 on a board, in 3D

TM1642

TM

-40℃~+80℃ 11 3% 40mA 4V~7V 500kHz~1MHz Built-in Keyboard scanning PWM SOP-28 LED Drivers ROHS

Extended
DatasheetJLCPCBLCSCtm/TM1642
Category
LED Drivers
Package
SOP-28
Pins
28

Overview

The TM1642 is a LED Driver made by TM in a SOP-28 package with 28 pins. -40℃~+80℃ 11 3% 40mA 4V~7V 500kHz~1MHz Built-in Keyboard scanning PWM SOP-28 LED Drivers ROHS.

PCBKit's library has its footprint (Package_SO:SOIC-28W_7.5x17.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 5 are in stock at JLCPCB (part C5174538).

Symbol

The library has no symbol for this part yet.

Footprint

12345678910111213141516171819202122232425262728
Package_SO:SOIC-28W_7.5x17.9mm_P1.27mmFrom KiCad's library

Parameters

9
Constant Current Accuracy
3%
Dimming
PWM
Features
Keyboard scanning
Frequency - Switching
500kHz~1MHz
Number of Channels
11
Operating temperature
-40℃~+80℃
Output Current
40mA
Switch Tube (Built-In/External)
Built-in
Voltage - Input(DC)
4V~7V

Order codes

1

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/tm/TM1642" title="TM1642 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/tm/TM1642.jpg" alt="TM1642" width="1200" height="900">
A picture that opens the part, for a README
[![TM1642](https://pcbkit.io/embed/parts/tm/TM1642.jpg?size=s)](https://pcbkit.io/parts/tm/TM1642)

Questions

Is there a KiCad symbol and footprint for the TM1642?

Yes. the footprint Package_SO:SOIC-28W_7.5x17.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the TM1642?

SOP-28, with 28 pins. Its footprint is drawn on this page.

Where is the TM1642 datasheet?

TM publishes it: the Datasheet link on this page opens it.

Where can I order the TM1642?

JLCPCB lists it as part C5174538, with 5 in stock; the sellers' links on this page open their listings.

What can replace the TM1642?

Parts like it in the library: the HTM1628 by HXY MOSFET, the ISL97687IBZ by Renesas Electronics, the BD9420F-GE2 by ROHM Semiconductor and the TM1640B by TM. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8