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DRV8824PWPR
Texas Instruments
IC MTR DRVR BIPLR 8.2-45V 28SSOP
21233 Pcs New Original In Stock
Bipolar Motor Driver Power MOSFET Logic 28-HTSSOP
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5.0 / 5.0
- (374 Ratings)
DRV8824PWPR
Product Overview
1346434
DiGi Electronics Part Number
DRV8824PWPR-DGManufacturer
Texas Instruments
DRV8824PWPR
Description
IC MTR DRVR BIPLR 8.2-45V 28SSOPInventory
21233 Pcs New Original In Stock
Bipolar Motor Driver Power MOSFET Logic 28-HTSSOP
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
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DRV8824PWPR Technical Specifications
Category
Power Management (PMIC), Motor Drivers, Controllers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Motor Type - Stepper
Bipolar
Motor Type - AC, DC
-
Function
Driver - Fully Integrated, Control and Power Stage
Output Configuration
Half Bridge (4)
Interface
Logic
Technology
Power MOSFET
Step Resolution
1 ~ 1/32
Applications
General Purpose
Current - Output
1.6A
Voltage - Supply
8.2V ~ 45V
Voltage - Load
8.2V ~ 45V
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
Surface Mount
Package / Case
28-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package
28-HTSSOP
Base Product Number
DRV8824
Datasheet & Documents
HTML Datasheet
DRV8824PWPR-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
-DRV8824PWPR-NDR
TEXTISDRV8824PWPR
-296-29724-1
DRV8824PWPR-DG
296-29724-2
296-29724-1
-296-29724-1-DG
2156-DRV8824PWPR
296-29724-6
Standard Package
2,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
이용하는 동안 항상 가격과 물류에 감탄하고 있어요.
de desembre 02, 2025
필요할 때마다 빠르게 재고를 확보해주어 업무에 큰 도움을 받고 있습니다.
de desembre 02, 2025
Jamais déçu par la qualité, tout en appréciant leurs prix raisonnables.
de desembre 02, 2025
Le support client est accessible facilement par chat en ligne et leur réponse est toujours rapide et précise.
de desembre 02, 2025
Timely delivery and quick support responses make working with DiGi Electronics highly dependable.
de desembre 02, 2025
Fast, reliable, and transparent—your logistics tracking sets a high standard in the industry.
de desembre 02, 2025
I am always impressed by their swift and supportive after-sales service.
de desembre 02, 2025
The value for money at DiGi Electronics is unmatched in the industry.
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Frequently Asked Questions (FAQ)
What are the key thermal design considerations when using the DRV8824PWPR in a high-current stepper motor application to avoid overheating under continuous operation?
When using the DRV8824PWPR in high-current applications near its 1.6A output limit, thermal performance is critical due to power dissipation in the internal MOSFETs. The 28-HTSSOP package has a junction-to-ambient thermal resistance (RθJA) of approximately 58°C/W, so at 1.6A with high duty cycles, temperature rise can exceed safe limits without proper PCB design. To mitigate risk, ensure at least 2oz copper pour on power and ground planes, connect the exposed thermal pad securely to a ground plane with multiple vias, and avoid enclosing the board in sealed housings. Operating at elevated ambient temperatures above 85°C may require lowering the current limit via the decay mode settings or implementing dynamic current scaling during idle periods. Monitor TJ with thermal imaging during validation to stay safely below the 150°C max rating.
How does the DRV8824PWPR compare to the A4988 in terms of microstepping accuracy and power efficiency for battery-powered designs?
Compared to the A4988, the DRV8824PWPR offers improved power efficiency and microstepping accuracy due to its advanced internal PWM current regulation and lower RDS(on) of 0.3Ω (HS + LS per phase). This translates to roughly 10–15% lower conduction losses, making the DRV8824PWPR more suitable for battery-powered systems where thermal management and runtime are critical. The DRV8824PWPR also supports smoother 1/32-step microstepping with reduced resonance, whereas the A4988 can exhibit microstep inaccuracies under variable load. However, the A4988 has a simpler thermal pad design—replace the A4988 with the DRV8824PWPR only if you can accommodate the tighter thermal design requirements of the 28-HTSSOP package. Always update decay mode timing in firmware to match DRV8824PWPR’s recommended values for optimal current regulation.
What are the risks of using the DRV8824PWPR at the lower end of its 8.2V supply voltage range with inductive loads, and how can they be mitigated?
Operating the DRV8824PWPR below 9V increases the risk of insufficient gate drive headroom for the internal N-channel MOSFETs, potentially leading to higher FET conduction losses and reduced efficiency, especially at high load currents. At 8.2V, the motor may stall under sudden torque demands due to inadequate voltage margin for back-EMF. To mitigate this, ensure the supply voltage remains stable under load (e.g., low-impedance DC source) and consider adding bulk capacitance (47–100µF) near the VM pin to handle transient current spikes. Avoid pairing with high-inductance motors that require rapid current changes; instead, tune the decay mode (slow vs. fast) to maintain current regulation. If operating near 8.2V, validate torque performance at peak load to prevent missed steps.
Can the DRV8824PWPR reliably replace the DRV8825 in existing designs, and what layout or firmware changes should be expected?
The DRV8824PWPR can generally replace the DRV8825 in most bipolar stepper applications, but key differences require attention. The DRV8824PWPR has a slightly lower maximum output current (1.6A vs. 2.5A) and different default decay mode timing, which may necessitate adjusting the decay control pins (MODE0–2) and current-setting resistor (R_sense). Firmware relying on precise step timing should be tested for microstepping consistency, as the internal current chopping differs slightly. PCB layout must account for the identical 28-HTSSOP footprint, but thermal performance should be re-evaluated—DRV8824PWPR has comparable thermal characteristics, so existing copper pour should suffice if staying below 1.5A. Always verify VM and VDD decoupling (0.1µF + 10µF per datasheet) to prevent instability during transitions.
What design-in risks should be considered when integrating the DRV8824PWPR in industrial environments with high EMI and temperature cycling?
In industrial settings, the DRV8824PWPR faces risks from EMI-induced logic glitches and thermal cycling fatigue, especially on surface-mount solder joints. To minimize EMI susceptibility, route control lines (STEP, DIR) away from high-current traces, use series resistors (10–22Ω) at input pins, and ensure clean, filtered VDD (3.3V or 5V) with local decoupling. For temperature cycling, the 28-HTSSOP package is robust but requires compliant PCB materials (e.g., FR4 with low CTE) and proper solder reflow profiling to prevent pad lift. Include watchdog timers in the host microcontroller to detect driver lockups, and use the nFAULT pin to monitor overcurrent, undervoltage, and thermal shutdown events. Avoid placing near heat-generating components to keep junction temperature within safe margins during prolonged operation.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
DRV8824PWPR CAD Models
Texas Instruments DRV8824PWPR PCB symbols & footprints
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