# TPS62740DSST (Component)
## Description
TPS62740DSST
WSON-12_L3.0-W2.0-P0.5-BL-EP
LCSC Part Number: C2659003
JLCPCB Part Class: Extended Part
Manufactured by TI(德州仪器) Texas Instruments TPS62740/TPS62742 ultra-low-power step-down DC/DC converter, 2.2V to 5.5V input voltage range, 360nA typical quiescent current, up to 90% efficiency at 10µA load current, up to 300mA output current for TPS62740 and 400mA for TPS62742, DCS-Control architecture, up to 2MHz switching frequency, 16 selectable output voltages from 1.8V to 3.3V in 100mV steps, power-good output, slew-rate controlled load switch, output discharge function, optimized for 2.2µH inductor and 10µF output capacitor, small 2 x 3mm WSON package, suitable for Bluetooth Low Energy, RF4CE, Zigbee, industrial metering and energy harvesting applications.
Search Keywords:
TPS62740, TPS62742, Texas Instruments TPS62740, Texas Instruments TPS62742, TI TPS62740, TI TPS62742, TPS6274x buck converter, TPS62740 step down converter, TPS62742 step down converter, ultra low Iq buck converter, 360nA quiescent current converter, low power DC DC converter, energy harvesting buck converter, Bluetooth low energy buck converter, Zigbee power converter, 300mA buck converter, 400mA buck converter, 2x3mm WSON buck converter, TPS62740 datasheet, TPS62742 datasheet
Hashtags:
#TPS62740
#TPS62742
#TPS6274x
#TexasInstrumentsTPS62740
#TexasInstrumentsTPS62742
#TIBuckConverter
#StepDownConverter
#BuckConverter
#DCDCConverter
#UltraLowIqConverter
#360nAIq
#LowPowerConverter
#EnergyHarvestingConverter
#BluetoothLEConverter
#ZigbeeConverter
#RF4CEConverter
#300mABuckConverter
#400mABuckConverter
#DCSControl
#WSONPackage
## Component Details
- **Owner:** lcsc
- **Created:** 11/5/2024
- **Last Updated:** 6/3/2026
- **Visibility:** Public
- **Package or Case Code:** WSON-12_L3.0-W2.0-P0.5-BL-EP
- **Manufacturer Part Number:** TPS62740DSST
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** TI(德州仪器)
- **LCSC Part Number:** C2659003
- **Part Type:** Integrated Circuit
- **Symbol Style:** parametric-v1
- **Datasheet URL:** https://www.ti.com/lit/ds/symlink/tps62740.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780519551040
- **Used in:** 20 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/tps62740dsst/texas-instruments?utm_currency=USD®ion=europe) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C2659003.html) | $0.7427 | 36 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/TPS62740DSST?qs=6E8igxPflKcEX5qfcsq2tQ%3D%3D) | $1.82 | 2.2K |
| [Verical](https://www.verical.com/pd/texas-instruments-dc-dc-converter-TPS62740DSST-795369?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** TPS62740DSST
- **Mount Type:** PCB
- **Package / Case Code:** 16-WSON
- **Pin Count:** 13
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | VIN | |
| 2 | SW | |
| 3 | GND | |
| 4 | CTRL | |
| 5 | VOUT | |
| 6 | LOAD | |
| 7 | PG | |
| 8 | VSEL4 | |
| 9 | VSEL3 | |
| 10 | VSEL2 | |
| 11 | VSEL1 | |
| 12 | EN | |
| 13 | EP | |
---
*Generated from [https://www.flux.ai/lcsc/tps62740dsst~zsf](https://www.flux.ai/lcsc/tps62740dsst~zsf)*