Skip to the content
PCBKitNew board
MP2149GJ-Z, in 3D

MP2149GJ-Z

Monolithic Power Systems

-40℃~+125℃@(TJ) 1A 1MHz 2 2.7V~6V 45uA 608mV~5.5V Adjustable Buck Built-in Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Hiccup current limiting Step-down type Yes TSOT-23-8 DC-DC Converters ROHS

Extended
DatasheetJLCPCBLCSCmps/MP2149GJ-Z
Category
DC DC Converters
Package
TSOT-23-8
Pins
8

Overview

The MP2149GJ-Z is a DC DC Converter made by Monolithic Power Systems in a TSOT-23-8 package with 8 pins. -40℃~+125℃@(TJ) 1A 1MHz 2 2.7V~6V 45uA 608mV~5.5V Adjustable Buck Built-in Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Hiccup current limiting Step-down type Yes TSOT-23-8 DC-DC Converters ROHS.

PCBKit's library has its footprint (Package_TO_SOT_SMD:TSOT-23-8, from KiCad's library), ready for a KiCad board. 15 are in stock at JLCPCB (part C6595447). 2 open-source boards in 2 repositories on GitHub use it.

Symbol

The library has no symbol for this part yet.

Footprint

12345678
Package_TO_SOT_SMD:TSOT-23-8From KiCad's library

Parameters

13
Features
Overcurrent Protection
Frequency - Switching
1MHz
Function
Step-down type
Number of Outputs
2
Operating Temperature
-40℃~+125℃@(TJ)
Output Current
1A
Output Type
Adjustable
Output Voltage
608mV~5.5V
Quiescent Current
45uA
Switch tube (built-in/external)
Built-in
Synchronous Rectifier
Yes
Topology
Buck
Voltage - Supply
2.7V~6V

Order codes

1

Open-source boards using it

All 2
  • 4 layers100 × 180 mmX65-sbc revB1, the printed circuit board in 3D

    X65-sbc revB1

    jsyk/x65

    The 65c02 and 65c816s-based modern retro computer

    344 parts59MIT
  • 2 layers100 × 100 mmOpen65, the printed circuit board in 3D

    Open65

    Maverick-Shark/X65_BigMiST

    The X65 is an ultimate computer for everyone interested in the venerable 65-series of 8-bit and 16-bit CPUs, i.e. the 6502 and 65816.

    195 partsMIT

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/mps/MP2149GJ-Z" title="MP2149GJ-Z 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/mps/MP2149GJ-Z.jpg" alt="MP2149GJ-Z" width="1200" height="900">
A picture that opens the part, for a README
[![MP2149GJ-Z](https://pcbkit.io/embed/parts/mps/MP2149GJ-Z.jpg?size=s)](https://pcbkit.io/parts/mps/MP2149GJ-Z)

Questions

Is there a KiCad symbol and footprint for the MP2149GJ-Z?

Yes. the footprint Package_TO_SOT_SMD:TSOT-23-8, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the MP2149GJ-Z?

TSOT-23-8, with 8 pins. Its footprint is drawn on this page.

Where is the MP2149GJ-Z datasheet?

Monolithic Power Systems publishes it: the Datasheet link on this page opens it.

Where can I order the MP2149GJ-Z?

JLCPCB lists it as part C6595447, with 15 in stock; the sellers' links on this page open their listings.

What can replace the MP2149GJ-Z?

Parts like it in the library: the MP2143DJ-LF-Z by Monolithic Power Systems, the TPS562210ADDF by Texas Instruments, the MP9942GJ-Z by Monolithic Power Systems and the MP1495SGJ-Z by Monolithic Power Systems. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the MP2149GJ-Z?

2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8