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MSM421ACT006 on a board, in 3D

MSM421ACT006

MEMS

-42dB 0.95mm 1.85mm 1.8V 170Ω 175uA 2.75mm 59dB Analog output Omnidirectional Omnidirectional pickup LGA-4(1.9x2.8) MEMS Microphones ROHS

Extended
JLCPCBLCSCmems/MSM421ACT006
Category
MEMS Microphones
Package
LGA-4(1.9x2.8)
Pins
4

Overview

The MSM421ACT006 is a MEMS Microphone made by MEMS in a LGA-4(1.9x2.8) package with 4 pins. -42dB 0.95mm 1.85mm 1.8V 170Ω 175uA 2.75mm 59dB Analog output Omnidirectional Omnidirectional pickup LGA-4(1.9x2.8) MEMS Microphones ROHS.

PCBKit's library has its footprint (EasyEDA_Cloud:MIC-SMD_4P-L2.8-W1.9-P1.01-TL, from EasyEDA), ready for a KiCad board. 3,560 are in stock at JLCPCB (part C51928207). 1 open-source board in 1 repository on GitHub use it.

Symbol

The library has no symbol for this part yet.

Footprint

1234
EasyEDA_Cloud:MIC-SMD_4P-L2.8-W1.9-P1.01-TLFrom EasyEDA

Parameters

11
Current Consumption
175uA
Direction
Omnidirectional
Features
Omnidirectional pickup
Height
0.95mm
Impedance
170Ω
Length
2.75mm
Output Type
Analog output
S/N Ratio
59dB
Sensitivity
-42dB
Voltage - Supply
1.8V
Width
1.85mm

Order codes

1

Open-source boards using it

All 1
  • 4 layers86 × 56 mmRv1106, the printed circuit board in 3D

    Rv1106

    EPSILON0-dev/Raven1106

    Raspberry Pi-style SBC based on the Rockchip RV1106G3

    217 parts4

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A live frame, for any web page
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A picture
<img src="https://pcbkit.io/embed/parts/mems/MSM421ACT006.jpg" alt="MSM421ACT006" width="1200" height="900">
A picture that opens the part, for a README
[![MSM421ACT006](https://pcbkit.io/embed/parts/mems/MSM421ACT006.jpg?size=s)](https://pcbkit.io/parts/mems/MSM421ACT006)

Questions

Is there a KiCad symbol and footprint for the MSM421ACT006?

Yes. the footprint EasyEDA_Cloud:MIC-SMD_4P-L2.8-W1.9-P1.01-TL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the MSM421ACT006?

LGA-4(1.9x2.8), with 4 pins. Its footprint is drawn on this page.

Where can I order the MSM421ACT006?

JLCPCB lists it as part C51928207, with 3,560 in stock; the sellers' links on this page open their listings.

What can replace the MSM421ACT006?

Parts like it in the library: the MSM381ACB026 by MEMS, the MSM381ADB001 by MEMS, the MSM381ACP003 by MEMS and the MSM381ACB022 by MEMS. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the MSM421ACT006?

1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

5