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LM25576MH, in 3D

LM25576MH

Texas Instruments

-40℃~+125℃@(TJ) 1 1.225V~40V 3A 50kHz~1MHz 6V~42V Adjustable Buck Buck Built-in No HTSSOP-20-EP DC-DC Converters ROHS

Extended
DatasheetJLCPCBLCSCti/LM25576MH
Category
DC DC Converters
Package
HTSSOP-20-EP
Pins
21

Overview

The LM25576MH is a DC DC Converter made by Texas Instruments in a HTSSOP-20-EP package with 21 pins. -40℃~+125℃@(TJ) 1 1.225V~40V 3A 50kHz~1MHz 6V~42V Adjustable Buck Buck Built-in No HTSSOP-20-EP DC-DC Converters ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM25576MHX_C406741, from EasyEDA) and its footprint (EasyEDA_Cloud:HTSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL-EP, from EasyEDA), ready for a KiCad board. 46 are in stock at JLCPCB (part C1355313). 2 open-source boards in 2 repositories on GitHub use it.

Symbol

VCC1SD2VIN3VIN4SYNC5COMP6FB7RT8RAMP9AGND10SS11OUT12PGND13PGND14IS15IS16SW17SW18PRE19BST20EP21
EasyEDA_Cloud:LM25576MHX_C406741From EasyEDA

Footprint

12345678910111213141516171819202121212121
EasyEDA_Cloud:HTSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL-EPFrom EasyEDA

Parameters

12
Features
External compensation
Frequency - Switching
50kHz~1MHz
Function
Step-down type
Number of Outputs
1
Operating Temperature
-40℃~+125℃@(TJ)
Output Current
3A
Output Type
Adjustable
Output Voltage
1.225V~40V
Switch tube (built-in/external)
Built-in
Synchronous Rectifier
No
Topology
Buck
Voltage - Supply
6V~42V

Order codes

1

Pinout

21
The pins of the LM25576MH
PinNameType
1VCCUnspecified
2SDUnspecified
3VINUnspecified
4VINUnspecified
5SYNCUnspecified
6COMPUnspecified
7FBUnspecified
8RTUnspecified
9RAMPUnspecified
10AGNDUnspecified
11SSUnspecified
12OUTUnspecified
13PGNDUnspecified
14PGNDUnspecified
15ISUnspecified
16ISUnspecified
17SWUnspecified
18SWUnspecified
19PREUnspecified
20BSTUnspecified
21EPUnspecified

Open-source boards using it

All 2
  • 4 layers66.5 × 62.6 mmSick kinect powerBoard, the printed circuit board in 3D

    Sick kinect powerBoard

    Tal-seven/isl85403_referenceDesign

    ISL85403 reference design and an lm25576 buck converted

    60 parts
  • 4 layers40 × 40 mmCleanLVSupply, the printed circuit board in 3D

    CleanLVSupply

    BlockWorker/ModularAudio

    Compact, modular, versatile, hi-fi audio system concept.

    81 parts2

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A picture
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A picture that opens the part, for a README
[![LM25576MH](https://pcbkit.io/embed/parts/ti/LM25576MH.jpg?size=s)](https://pcbkit.io/parts/ti/LM25576MH)

Questions

Is there a KiCad symbol and footprint for the LM25576MH?

Yes. The symbol is EasyEDA_Cloud:LM25576MHX_C406741 and the footprint EasyEDA_Cloud:HTSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LM25576MH?

HTSSOP-20-EP, with 21 pins. Its footprint is drawn on this page.

Where is the LM25576MH datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the LM25576MH?

JLCPCB lists it as part C1355313, with 46 in stock; the sellers' links on this page open their listings.

What can replace the LM25576MH?

Parts like it in the library: the LM5576MHX by Texas Instruments, the LM5576MH by Texas Instruments, the TPS54362BQPWPRQ1 by Texas Instruments and the LM21215MHX by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the LM25576MH?

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

Parts like it

8