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DRV8834PWPR
IC MOTOR DRIVER BIPOLAR 24HTSSOP
- Fabricant
- Mfr. Partie #DRV8834PWPR
- Paquet HTSSOP-24
- Fiche de données
- En stock4315
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Logic |
| Technology | Power MOSFET |
| StepResolution | 1 ~ 1/32 |
| Applications | General Purpose |
| Current-Output | 1.5A |
| Voltage-Supply | 2.5V ~ 10.8V |
| Voltage-Load | 2.5V ~ 10.8V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 24-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Vue d'ensemble
Description
Key features of the DRV8834 include:
- Low Voltage Operation: It operates with a supply voltage range from 2.5 V to 10.8 V, making it suitable for battery-powered applications.
- Microstepping: Supports microstepping with up to 1/32 steps, allowing for smooth and precise motor control.
- Current Control: Features current regulation through a fixed off-time PWM (Pulse Width Modulation) current chopping technique.
- Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protection to enhance reliability.
- Adjustable Current Limit: Allows setting the maximum motor current using an external resistor, providing flexibility for different motor types.
The DRV8834PWPR comes in a PowerPAD™ TSSOP package, which enhances heat dissipation. This IC is ideal for compact applications requiring efficient motor control with minimal power consumption and heat generation.
Features
1. Wide Voltage Range: Operates from 2.5V to 10.8V, suitable for portable and battery-powered applications.
2. Output Current: Can deliver up to 1.5A peak or 1A RMS per phase.
3. Microstepping: Supports various microstepping resolutions for precise control.
4. Low Power Sleep Mode: Includes a sleep mode to reduce power consumption when not in use.
5. Protection Features: Built-in overcurrent, short-circuit, overtemperature, and undervoltage lockout protections ensure robust performance.
6. Thermal Management: The IC has thermal shutdown protection to prevent overheating.
7. Small Package: Available in a 16-pin HTSSOP package, which is compact and suitable for space-constrained circuit designs.
These features make the DRV8834PWPR ideal for applications requiring efficient motor control with low voltage and limited space, such as 3D printers, cameras, and portable devices.
Package
Pinout
Key functions of the pins include:
- Power and Ground: VCC, VM, and GND pins are used for power supply and grounding.
- Control Inputs: STEP and DIR pins for controlling step and direction of the motor.
- Mode Selection: M0 and M1 pins for selecting microstepping modes.
- Enable and Fault Indicator: nENBL pin to enable/disable the outputs, and nFAULT pin to indicate fault conditions.
- Current Regulation: VREF pin to set the current through the motor windings.
- Motor Outputs: AOUT1, AOUT2, BOUT1, BOUT2 for connecting to the motor coils.
This driver is designed for low voltage applications and supports microstepping, which allows for smoother motor operation and finer position control.
Manufacturer
Application
Equivalent
1. Allegro A4988 - A popular stepper motor driver with similar functionality.
2. Pololu DRV8825 - Another stepper motor driver with comparable features.
3. STMicroelectronics L6470 - Offers integrated motion control.
4. TMC2100 by Trinamic - Known for quiet operation and efficiency.
When selecting an equivalent, ensure compatibility with voltage, current ratings, and features needed for your specific application.
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
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