2 layers78.9 × 53.4 mm
MrBeamShield
mrbeam/Mr-Beam-Shield
A shield combining three stepper motor drivers and a laser diode driver compatibe to the fabulous grbl cnc firmware.
98 parts8
Overview
The LM3406MH is a LED Driver made by Texas Instruments in a HTSSOP-14-EP package with 15 pins. -40℃~+125℃ 1 1.5A 6V~42V Buck PWM HTSSOP-14-EP LED Drivers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM3406HVMHX_NOPB, from EasyEDA) and its footprint (EasyEDA_Cloud:HTSSOP-14_L5.0-W4.4-P0.65-LS6.4-BL-EP3.0, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C1554188). 2 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
Parameters
10- Dimming
- PWM
- Features
- Short Circuit Protection, Over Voltage Protection, Over-Temperature Protection (OTP), LED open-circuit protection
- Frequency - Switching
- 10kHz~1MHz
- Number of Channels
- 1
- Operating temperature
- -40℃~+125℃
- Output Current
- 1.5A
- Switch Tube (Built-In/External)
- External
- Topology
- Buck
- Type
- DC-DC
- Voltage - Input(DC)
- 6V~42V
Order codes
1- LM3406MH/NOPBLCSC C1554188
Pinout
15| Pin | Name | Type |
|---|---|---|
| 1 | SW | Unspecified |
| 2 | SW | Unspecified |
| 3 | BOOT | Unspecified |
| 4 | NC | Unspecified |
| 5 | VOUT | Unspecified |
| 6 | CS | Unspecified |
| 7 | GND | Unspecified |
| 8 | DIM | Unspecified |
| 9 | COMP | Unspecified |
| 10 | RON | Unspecified |
| 11 | VCC | Unspecified |
| 12 | VINS | Unspecified |
| 13 | VIN | Unspecified |
| 14 | VIN | Unspecified |
| 15 | EP | Unspecified |
Open-source boards using it
All 2- 2 layers74.5 × 95.8 mm
Camera flash
Jana-Marie/Zoetrope-Flash
Zoetrope-Flash is a flash built for machine vision. It is based on the LED pcb of Enlightened Otter.
95 parts2
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<iframe src="https://pcbkit.io/embed/parts/ti/LM3406MH" title="LM3406MH in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/LM3406MH.jpg" alt="LM3406MH" width="1200" height="900">[](https://pcbkit.io/parts/ti/LM3406MH)Questions
Is there a KiCad symbol and footprint for the LM3406MH?
Yes. The symbol is EasyEDA_Cloud:LM3406HVMHX_NOPB and the footprint EasyEDA_Cloud:HTSSOP-14_L5.0-W4.4-P0.65-LS6.4-BL-EP3.0, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM3406MH?
HTSSOP-14-EP, with 15 pins. Its footprint is drawn on this page.
Where is the LM3406MH datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM3406MH?
JLCPCB lists it as part C1554188, with 0 in stock; the sellers' links on this page open their listings.
What can replace the LM3406MH?
Parts like it in the library: the LM3406MHX by Texas Instruments and the MAX20051AUD/V+ by Maxim Integrated (Analog Devices). Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the LM3406MH?
2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
