A2557SB-T
- Mfr.Part #
- A2557SB-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 16-PowerDIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC PWR DRIVER BIPOLAR 1:1 16DIP
- Stock
- 16,476
- In Stock :
- 16,476
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Power Distribution Switches, Load Drivers
- Supply Voltage-Max (Vsup) :
- 5.25V
- Output Current per Channel :
- 300mA
- Reach Compliance Code :
- Unknown
- Turn Off Time :
- 10 μs
- Length :
- 19.05mm
- Voltage - Load :
- 60V Max
- Turn On Time :
- 10 μs
- Number of Functions :
- 4
- Published :
- 2009
- Number of Terminations :
- 16
- Terminal Finish :
- Matte Tin (Sn)
- Height Seated (Max) :
- 5.33mm
- Input Type :
- Non-Inverting
- Operating Temperature :
- -20°C~85°C TA
- Voltage - Supply (Vcc/Vdd) :
- 4.75V~5.25V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Width :
- 7.62mm
- Interface :
- On/Off
- Ratio - Input:Output :
- 1:1
- Output Type :
- Bipolar
- Power Supplies :
- 5V
- Output Current :
- 300mA
- Number of Pins :
- 16
- Nominal Supply Current :
- 30mA
- ECCN Code :
- EAR99
- Switch Type :
- Relay, Solenoid Driver
- Pin Count :
- 16
- Max Output Current :
- 500mA
- Mount :
- Through Hole
- Driver Number of Bits :
- 4
- Output Configuration :
- Low Side
- Number of Outputs :
- 4
- Feature :
- Status Flag
- Base Part Number :
- A2557
- JESD-609 Code :
- e3
- Packaging :
- Tube
- Package / Case :
- 16-PowerDIP (0.300, 7.62mm)
- Fault Protection :
- Current Limiting (Fixed), Over Temperature
- Qualification Status :
- Not Qualified
- Built-in Protections :
- TRANSIENT; OVER CURRENT; THERMAL
- Supply Voltage :
- 5V
- Output Peak Current Limit-Nom :
- 0.5A
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Through Hole
- Datasheets
- A2557SB-T

Power Distribution Switches, Load Drivers Allegro MicroSystems A2557SB-T Overview
The Allegro MicroSystems A2557SB-T is a robust integrated circuit power driver, specifically designed for high-performance applications requiring bipolar power driving. Tailored to meet the demanding requirements of power distribution and load driving, this device offers exceptional reliability and efficiency. The A2557SB-T is housed in a 16-pin DIP package, providing a compact solution for systems where space is at a premium. Engineered by Allegro MicroSystems, a leader in integrated circuit technology, this power driver ensures consistent performance and durability. Its application versatility makes it an ideal choice for designers and engineers looking to enhance system robustness and functionality.
A2557SB-T Features
The A2557SB-T power driver from Allegro MicroSystems incorporates several key features that distinguish it in the market. It supports a 1:1 driver ratio, ideal for precise control in bipolar stepper motors and other similar applications. The 16DIP package allows for straightforward integration into existing designs without the need for extensive redesign. Robust against voltage fluctuations and thermal stress, it ensures reliable operation under challenging conditions. This power driver is optimized for high efficiency, reducing power wastage and enhancing overall system performance.
A2557SB-T Applications
- Automated Industrial Equipment: Utilized for controlling stepper motors that require precise positioning and smooth operation in automated production lines.
- Robotics: Acts as a reliable driver for robotic mechanisms, ensuring consistent and accurate actuation for robotic arms and platforms.
- Office Automation Equipment: Key component in office devices, such as high-speed printers and scanners, where stable and controlled motor performance is crucial.
- Gaming Machines: Provides the driving force for mechanical parts in gaming consoles and slot machines, offering both reliability and endurance.
- Medical Devices: Integral in the operation of medical diagnostic equipment, such as automated dispensers and analyzers, where precision and reliability are mandatory.
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