# DRV8434APWPR (Component)

## Description

DRV8434A bipolar stepper motor driver, 4\.5\-48 V, 2\.5 A full\-scale, integrated current sense, STEP/DIR indexer up to 1/256 microstepping, smart tune ripple control, GPIO\-configured stall detection; HTSSOP\-28 PowerPAD \(PWP0028M\) with exposed thermal pad to GND \(TI SLOSE48\)\.

## Component Details

- **Owner:** cherepanyadima
- **Created:** 10/25/2026
- **Last Updated:** 10/26/2026
- **Visibility:** Public
- **Package or Case Code:** HTSSOP\-28 \(PWP0028M\) PowerPAD
- **Part Type:** Integrated Circuit
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/e83b352b9c571db07526687e725462c99dcc3ddb7d2b48d198a1e3e17b779672\.pdf
- **Manufacturer Part Number:** DRV8434APWPR
- **Symbol Style:** parametric\-v1
- **Manufacturer Name:** Texas Instruments
- **Operating Voltage:** 4\.5\-48V
- **Used in:** 3 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/drv8434apwpr/texas-instruments.html?utm_currency=USD&region=nac) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/texas-instruments/DRV8434APWPR/15857186) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C3681066.html) | $3\.3528 | 123 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/DRV8434APWPR?qs=iLbezkQI%25252Bsji0AN1ln61EA%253D%253D) | $4\.37 | 8K |

- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** DRV8434APWPR
- **Package / Case Code:** 28\-HTSSOP
- **Pin Count:** 29
- **Operating Voltage:** 4\.5\-48V
- **Logic Function:** AND
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | VCP | Passive |
| 2 | VM | Power In |
| 3 | PGND | Ground |
| 4 | AOUT1 | Output |
| 5 | AOUT1 | Output |
| 6 | AOUT2 | Output |
| 7 | AOUT2 | Output |
| 8 | BOUT2 | Output |
| 9 | BOUT2 | Output |
| 10 | BOUT1 | Output |
| 11 | BOUT1 | Output |
| 12 | PGND | Ground |
| 13 | VM | Power In |
| 14 | GND | Ground |
| 15 | DVDD | Power Out |
| 16 | nFAULT | Open Collector |
| 17 | VREF | Input |
| 18 | M0 | Input |
| 19 | STL\_REP | Open Collector |
| 20 | TRQ\_CNT/STL\_TH | Bi\-Directional |
| 21 | STL\_MODE | Input |
| 22 | M1 | Input |
| 23 | STEP | Input |
| 24 | DIR | Input |
| 25 | ENABLE | Input |
| 26 | nSLEEP | Input |
| 27 | CPL | Passive |
| 28 | CPH | Passive |
| 29 | PAD | Ground |

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*Generated from [https://flux\.ai/cherepanyadima/drv8434apwpr\~u0](https://flux.ai/cherepanyadima/drv8434apwpr~u0)*