A2557ELBTR
- Mfr.Part #
- A2557ELBTR
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 16-PowerSOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC PWR DRIVER BIPOLAR 1:1 16SOIC
- Stock
- 3,207
- In Stock :
- 3,207
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Power Distribution Switches, Load Drivers
- Operating Temperature :
- -40°C~85°C TA
- Ratio - Input:Output :
- 1:1
- Terminal Pitch :
- 1.27mm
- RoHS Status :
- Non-RoHS Compliant
- Turn On Time :
- 10 μs
- Terminal Position :
- Dual
- Number of Functions :
- 4
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- 240
- Qualification Status :
- Not Qualified
- Length :
- 10.3mm
- Terminal Form :
- Gull wing
- Width :
- 7.5mm
- Input Type :
- Non-Inverting
- JESD-609 Code :
- e0
- ECCN Code :
- EAR99
- Packaging :
- Tape and Reel (TR)
- Voltage - Load :
- 60V Max
- Output Current per Channel :
- 300mA
- Package / Case :
- 16-PowerSOIC (0.295, 7.50mm Width)
- Interface :
- On/Off
- Number of Terminations :
- 16
- Built-in Protections :
- TRANSIENT; OVER CURRENT; THERMAL
- Mounting Type :
- Surface Mount
- Pin Count :
- 16
- Switch Type :
- Relay, Solenoid Driver
- Voltage - Supply (Vcc/Vdd) :
- 4.75V~5.25V
- Height Seated (Max) :
- 2.65mm
- Number of Outputs :
- 4
- Output Type :
- Bipolar
- Lead Free :
- Contains Lead
- Feature :
- Status Flag
- Supply Voltage-Max (Vsup) :
- 5.25V
- Base Part Number :
- A2557
- Max Output Current :
- 500mA
- Terminal Finish :
- TIN LEAD
- Supply Voltage :
- 5V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Published :
- 2009
- Fault Protection :
- Current Limiting (Fixed), Over Temperature
- Mount :
- Surface Mount
- Output Configuration :
- Low Side
- Turn Off Time :
- 10 μs
- Output Current Flow Direction :
- SINK
- Number of Pins :
- 16
- Output Peak Current Limit-Nom :
- 0.5A
- Datasheets
- A2557ELBTR

Power Distribution Switches, Load Drivers Allegro MicroSystems A2557ELBTR Overview
The Allegro MicroSystems A2557ELBTR is an integral component designed for advanced power management. This IC power driver, encapsulated in a 16SOIC package, offers robust performance for driving bipolar stepper motors. As an engineered product from Allegro MicroSystems, it delivers reliability and efficiency, particularly in complex electronic circuits. Utilizing this Power Distribution Switches, Load Drivers Allegro MicroSystems A2557ELBTR can significantly streamline the power control processes, making it an essential choice for high-volume business applications seeking optimization in power distribution and load driving tasks.
A2557ELBTR Features
This device is equipped with a range of features suited for rigorous industrial demands: precise control over power delivery, a compact 16SOIC package that suits a variety of mounting requirements, and enhanced thermal performance that ensures stability across a range of operating conditions. Its integration facilities make it highly adaptable for both new designs and upgrades to existing systems.
A2557ELBTR Applications
- Automated Manufacturing Systems: Utilizes precise control for motor operations, enhancing the efficiency and reliability of automated processes.
- Robotics: Provides dependable power management for robotic systems requiring stable and continuous power for stepper motors.
- Office Automation Equipment: Drives multiple motor functions in printers and scanners, improving device functionality and energy efficiency.
- Consumer Electronics: Integral in powering small, bipolar stepper motors within consumer devices, contributing to compact and efficient design.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















