A2557ELBTR-T
- Mfr.Part #
- A2557ELBTR-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 16-PowerSOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC PWR DRIVER BIPOLAR 1:1 16SOIC
- Stock
- 5,707
- In Stock :
- 5,707
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Power Distribution Switches, Load Drivers
- Mount :
- Surface Mount
- Output Configuration :
- Low Side
- Operating Temperature :
- -40°C~85°C TA
- Fault Protection :
- Current Limiting (Fixed), Over Temperature
- Base Part Number :
- A2557
- Turn On Time :
- 10 μs
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Feature :
- Status Flag
- Output Current per Channel :
- 300mA
- Pin Count :
- 16
- Output Current Flow Direction :
- SINK
- Package / Case :
- 16-PowerSOIC (0.295, 7.50mm Width)
- RoHS Status :
- ROHS3 Compliant
- Switch Type :
- Relay, Solenoid Driver
- Output Peak Current Limit-Nom :
- 0.5A
- Driver Number of Bits :
- 4
- Published :
- 2009
- Voltage - Supply (Vcc/Vdd) :
- 4.75V~5.25V
- Input Type :
- Non-Inverting
- Terminal Pitch :
- 1.27mm
- Height Seated (Max) :
- 2.65mm
- Number of Terminations :
- 16
- Interface :
- On/Off
- Terminal Position :
- Dual
- Length :
- 10.3mm
- Supply Voltage :
- 5V
- Output Type :
- Bipolar
- JESD-609 Code :
- e3
- Number of Pins :
- 16
- Mounting Type :
- Surface Mount
- Number of Outputs :
- 4
- Voltage - Load :
- 60V Max
- Qualification Status :
- Not Qualified
- Power Supplies :
- 5V
- Packaging :
- Tape and Reel (TR)
- Terminal Finish :
- Matte Tin (Sn)
- Width :
- 7.5mm
- Number of Functions :
- 4
- Terminal Form :
- Gull wing
- ECCN Code :
- EAR99
- Ratio - Input:Output :
- 1:1
- Supply Voltage-Max (Vsup) :
- 5.25V
- Reach Compliance Code :
- Unknown
- Built-in Protections :
- TRANSIENT; OVER CURRENT; THERMAL
- Turn Off Time :
- 10 μs
- Max Output Current :
- 500mA
- Datasheets
- A2557ELBTR-T
A2557ELBTR-T Documents

Power Distribution Switches, Load Drivers Allegro MicroSystems A2557ELBTR-T Overview
The A2557ELBTR-T, manufactured by Allegro MicroSystems, is a high-performance bipolar power driver, expertly designed to manage power distribution with precision. This IC power driver, encased in a 16SOIC package, provides robust solutions for driving bipolar stepper motors and other similar loads. It is crafted to ensure reliable and efficient operation in a variety of demanding applications. The integration of advanced technologies within this device makes it an essential component for developing complex electronic systems that require precise power management and distribution.
A2557ELBTR-T Features
The A2557ELBTR-T offers a range of features that enhance its performance in power distribution and load driving applications. Key features include its capacity to operate as a bipolar power driver, providing 1:1 drive capability. The device is housed in a 16SOIC package, ensuring compactness and durability for space-sensitive applications. Additionally, its design is optimized for low thermal resistance and high efficiency, making it an ideal choice for continuous operation in industrial environments.
A2557ELBTR-T Applications
- Automated Industrial Equipment: Utilizes its precise control capabilities to manage the operation of motors and actuators, enhancing the automation and reliability of industrial machinery.
- Robotics: Employs its high-efficiency drive in robotic systems to provide reliable motor control, ensuring smooth and accurate movements in complex robotic assemblies.
- Automotive Systems: Applies its robust design to control automotive electromechanical devices such as power mirrors and seat adjusters, improving vehicle functionality and passenger comfort.
- Office Automation Machines: Supports the power management in office automation equipment like printers and scanners, optimizing their operational efficiency and reliability.
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