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A3909GLNTR-T

Name: A3909GLNTR-T
Rating: 4.7 (12 reviews)

IC FULL BRIDGE DRIVER 1A 10-SOP

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Mfr。パート #A3909GLNTR-T
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仕様

Part Status	Active
Output Configuration	Full Bridge
Applications	DC Motors, General Purpose, Stepper Motors
Interface	Logic
Load Type	Inductive
Technology	DMOS
Rds On (Typ)	1.6Ohm LS + HS
Current - Output / Channel	1A
Voltage - Supply	4V ~ 18V
Voltage - Load	4V ~ 18V
Operating Temperature	-40°C ~ 150°C (TJ)
Fault Protection	Current Limiting, Over Temperature
Mounting Type	Surface Mount
Package / Case	10-SOP (0.154", 3.90mm Width)
Supplier Device Package	10-SSOP
Base Product Number	A3909

概要

Description

The A3909GLNTR-T is a high-performance motor driver IC designed for driving bipolar stepper motors in various applications, including robotics, 3D printers, and automation systems. It features a dual H-bridge configuration, allowing precise control of motor direction and speed. Key specifications include a voltage range typically from 8V to 35V, a maximum current output of up to 2A per phase, and built-in protection features such as thermal shutdown and current limiting. The IC supports microstepping, enhancing torque and reducing vibration during operation. Its compact package makes it suitable for space-constrained designs. Users can interface with the A3909GLNTR-T through standard logic-level signals, making it easy to integrate with microcontrollers and other digital systems. Overall, this motor driver is an efficient solution for applications requiring high reliability and performance in stepper motor control.

Features

The A3909GLNTR-T is an integrated non-reversible PWM motor driver designed for efficient control of DC brush motors. Key features include:
1. Voltage Range: Operates within a supply voltage range of 6V to 45V.
2. Output Current: Capable of delivering continuous output currents up to 2.5A, making it suitable for various applications.
3. Thermal Protection: Includes thermal shutdown to protect against overheating.
4. PWM Control: Supports pulse-width modulation (PWM) for speed control, enabling precise adjustments.
5. Built-in Protection Features: Features such as overcurrent protection and under-voltage lockout ensure reliable performance.
6. Compact Package: Available in a small surface-mount package (TSSOP-16), facilitating easy integration into compact designs.
7. Logic-Level Inputs: Compatible with standard logic levels for easy interfacing with microcontrollers.
Overall, the A3909GLNTR-T is ideal for robotics, automation, and various motor control applications where efficiency and reliability are critical.

Package

The A3909GLNTR-T is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) configuration.

Pinout

The A3909GLNTR-T is a dual H-bridge motor driver IC designed for control of bipolar stepper motors and DC motors. It features a 28-pin TSSOP (Thin Shrink Small Outline Package) configuration.
The key functions of the pins include:
- Power Supply Pins: VCC1 and VCC2 for logic and motor supply.
- Control Inputs: Pins for enabling, direction, and PWM control for precise motor operation.
- Output Pins: H-bridge output pins that drive the motor phases.
- Sense Pins: For current sensing to monitor and control motor current.
- Fault Output: Indicates fault conditions like overcurrent or thermal shutdown.
- Ground Pins: For circuit grounding.
The A3909 is typically used in applications requiring efficient motor control, such as printers, scanners, and other automation devices.

Manufacturer

The manufacturer of the A3909GLNTR-T is Allegro MicroSystems, Inc. Allegro is a technology company that specializes in developing high-performance integrated circuits (ICs) for a variety of applications, including automotive, industrial, and consumer electronics. The company focuses on magnetic and power ICs, as well as other sensor technologies. Allegro is known for its innovation in providing solutions that enhance efficiency and performance, particularly in motor control and power management.

Application

The A3909GLNTR-T is a high-performance motor driver IC primarily used in applications such as stepper motors, brushless DC motors, and other precision motion control systems. It is suitable for robotics, 3D printers, CNC machines, automation equipment, and automotive applications where precise motor control is essential. Its compact design and integrated features make it ideal for space-constrained environments.

Equivalent

The A3909GLNTR-T is a high-performance motor driver IC. Equivalent products include the A4988, DRV8825, and L298N from different manufacturers like Allegro, Texas Instruments, and STMicroelectronics. Ensure to check specifications, such as voltage ratings, current capabilities, and control features, to confirm compatibility with your application.