SX1261IMLTRT

SEMTECHExtended

-148dBm -40℃~+85℃ 1.8V~3.7V 150MHz~960MHz 15dBm 15mA 300Kbps 4.2mA ISM SPI Supports software reset、Power-on reset function、Supports RSSI function transceiver QFN-24-EP(4x4) RF Transceiver ICs ROHS

Datasheet

Part id: semtech/SX1261IMLTRT
Category: RF Transceiver ICs
Package: QFN-24-EP(4x4)
Pins: 25
In stock: 7 at JLCPCB (C2151814)
Used on: 2 open-source boards

Overview

The SX1261IMLTRT is a RF Transceiver IC made by SEMTECH in a QFN-24-EP(4x4) package with 25 pins. -148dBm -40℃~+85℃ 1.8V~3.7V 150MHz~960MHz 15dBm 15mA 300Kbps 4.2mA ISM SPI Supports software reset、Power-on reset function、Supports RSSI function transceiver QFN-24-EP(4x4) RF Transceiver ICs ROHS.

PCBKit's library has its KiCad symbol (RF:SX1261IMLTRT, from KiCad's library) and its footprint (Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm, from KiCad's library), ready for a KiCad board. 7 are in stock at JLCPCB (part C2151814). 2 open-source boards in 2 repositories on GitHub use it.

Symbol

RF:SX1261IMLTRTFrom KiCad's library

Footprint

Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mmFrom KiCad's library

Pinout

The pins of the SX1261IMLTRT
Pin	Name	Type
1	VDD_IN	Power in
2	GND	Power in
3	XTA	Input/output
4	XTB	Input/output
5	GND	Passive
6	DIO3	Input/output
7	VREG	Power out
8	GND	Passive
9	DCC_SW	Power out
10	VBAT	Power in
11	VBAT_IO	Power in
12	DIO2	Input/output
13	DIO1	Input/output
14	BUSY	Output
15	RESET	Input
16	MISO	Tri-state
17	MOSI	Input
18	SCK	Input
19	NSS	Input
20	GND	Passive
21	RFI_P	Input
22	RFI_N	Input
23	RFO	Output
24	VR_PA	Power out
25	GND	Passive

Parameters

Applications: ISM
Current Of Transmitting: 15mA
Data Rate: 300Kbps
Features: Supports software reset
Frequency Range: 150MHz~960MHz
Interface: SPI
Operating Temperature: -40℃~+85℃
Output Power: 15dBm
Receive Current: 4.2mA
Sensitivity: -148dBm
Type: transceiver
Typical Application Frequency: 434MHz
Voltage - Supply: 1.8V~3.7V

Order codes

SX1261IMLTRTLCSC C2151814

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Open-source boards using it

4 layers95 × 67 mm
LoRaDongle iCE40
marrrk/LoRaDongle
A Risc-V Based LoRa custom PCB
145 parts4
4 layers40 × 17.6 mm
Nk LoRa
Nitrokey/nitrokey-lora-hardware

93 parts2

Parts like it

SX1262IMLTRT
QFN-24-EP(4x4)-148dBm -40℃~+85℃ 1.8V~3.7V 150MHz~960MHz 22dBm 300Kbps 32mA 4.2mA ISM SPI Supports software reset、Power-on reset function、Supports RSSI function transceiver QFN-24-EP(4x4) RF Transceiver ICs ROHSSEMTECHRF Transceiver ICs

Questions

Is there a KiCad symbol and footprint for the SX1261IMLTRT?

Yes. The symbol is RF:SX1261IMLTRT and the footprint Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SX1261IMLTRT?

QFN-24-EP(4x4), with 25 pins. Its footprint is drawn on this page.

Where is the SX1261IMLTRT datasheet?

SEMTECH publishes it: the Datasheet link on this page opens it.

Where can I order the SX1261IMLTRT?

JLCPCB lists it as part C2151814, with 7 in stock; the sellers' links on this page open their listings.

What can replace the SX1261IMLTRT?

Parts like it in the library: the SX1262IMLTRT by SEMTECH. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the SX1261IMLTRT?

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