LM76003RNP

Texas InstrumentsExtended

-40℃~+125℃@(TJ) 1 2.2MHz 3.5A 3.5V~60V 900nA Adjustable Buck Buck Built-in Yes WQFN-30-EP(4x6) DC-DC Converters ROHS

Part id: ti/LM76003RNP
Category: DC DC Converters
Package: WQFN-30-EP(4x6)
Pins: 31
In stock: 2,902 at JLCPCB (C470958)
Used on: 1 open-source board

Overview

The LM76003RNP is a DC DC Converter made by Texas Instruments in a WQFN-30-EP(4x6) package with 31 pins. -40℃~+125℃@(TJ) 1 2.2MHz 3.5A 3.5V~60V 900nA Adjustable Buck Buck Built-in Yes WQFN-30-EP(4x6) DC-DC Converters ROHS.

PCBKit's library has its KiCad symbol (Regulator_Switching:LM76003, from KiCad's library) and its footprint (Package_DFN_QFN:Texas_RNP0030B_WQFN-30-1EP_4x6mm_P0.5mm_EP1.8x4.5mm, from KiCad's library), ready for a KiCad board. 2,902 are in stock at JLCPCB (part C470958). 1 open-source board in 1 repository on GitHub use it.

Symbol

Regulator_Switching:LM76003From KiCad's library

Footprint

Package_DFN_QFN:Texas_RNP0030B_WQFN-30-1EP_4x6mm_P0.5mm_EP1.8x4.5mmFrom KiCad's library

Pinout

The pins of the LM76003RNP
Pin	Name	Type
1	SW	Power out
2	SW	Passive
3	SW	Passive
4	SW	Passive
5	SW	Passive
6	BOOT	Input
7	NC	Not connected
8	VCC	Power out
9	BIAS	Power in
10	RT	Input
11	SS/TRK	Input
12	FB	Input
13	AGND	Power in
14	AGND	Passive
15	AGND	Passive
16	PGOOD	Open collector
17	SYNC/MODE	Input
18	EN	Input
19	NCGND	Passive
20	PVIN	Power in
21	PVIN	Passive
22	PVIN	Passive
23	NC	Not connected
24	PGND	Power in
25	PGND	Passive
26	PGND	Passive
27	NCGND	Passive
28	NCGND	Passive
29	NCGND	Passive
30	NCGND	Passive
31	AGND	Passive

Parameters

Features: Output voltage tracking
Frequency - Switching: 2.2MHz
Function: Step-down type
Number of Outputs: 1
Operating Temperature: -40℃~+125℃@(TJ)
Output Current: 3.5A
Output Type: Adjustable
Output Voltage: 1V~57V
Quiescent Current: 900nA
Switch tube (built-in/external): Built-in
Synchronous Rectifier: Yes
Topology: Buck
Voltage - Supply: 3.5V~60V

Order codes

LM76003RNPTLCSC C2071132
LM76003RNPRLCSC C470958

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Open-source boards using it

2 layers90.2 × 91.3 mm
Pb v1
ossm-rs/ossm-rs-powerboard
Power management PCB for AIM family motors, designed to pair with the Industrial ESP32-S3-RS485-CAN control board by Waveshare and run with OSSM-RS software.
58 parts2

Questions

Is there a KiCad symbol and footprint for the LM76003RNP?

Yes. The symbol is Regulator_Switching:LM76003 and the footprint Package_DFN_QFN:Texas_RNP0030B_WQFN-30-1EP_4x6mm_P0.5mm_EP1.8x4.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LM76003RNP?

WQFN-30-EP(4x6), with 31 pins. Its footprint is drawn on this page.

Where is the LM76003RNP datasheet?

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

Where can I order the LM76003RNP?

JLCPCB lists it as part C470958, with 2,902 in stock; the sellers' links on this page open their listings.

Which open-source boards use the LM76003RNP?

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