A2557SEB
ObsoleteTechnical Specifications
| Category | Integrated Circuits (ICs)/Power Distribution Switches, Load Drivers |
| Product Status | Obsolete |
| Operating Temperature | -20°C ~ 85°C (TA) |
| Features | Status Flag |
| Mounting Type | Surface Mount |
| Package / Case | 28-LCC (J-Lead) |
| Input Type | Non-Inverting |
| Output Type | Bipolar |
| Interface | On/Off |
| Supplier Device Package | 28-PLCC (11.51x11.51) |
| Ratio - Input: Output | 1:1 |
| Voltage - Supply ( Vcc/ Vdd) | 4.75V ~ 5.25V |
| Number of Outputs | 4 |
| Fault Protection | Current Limiting (Fixed), Over Temperature |
| Output Configuration | Low Side |
| Rds On ( Typ) | - |
| Voltage - Load | 60V (Max) |
| Current - Output ( Max) | 300mA |
| Switch Type | Relay, Solenoid Driver |
| E U Ro H S Status | RoHS non-compliant |
| M S L Rating | 1 (Unlimited, 30°C/85%RH) |
| R E A C H Status | REACH Unaffected |
| U S E C C N | EAR99 |
| H T S U S | 8542.39.0001 |
| China Ro H S Status | Orange Symbol: Safe for use during the environmental protection period |
Product Overview
The A2557SEB is a power distribution switches in the Power Switches & Distribution family manufactured by Allegro MicroSystems. Although this part has been marked as obsolete by Allegro MicroSystems, FPGACenter maintains verified stock of genuine A2557SEB units sourced through our certified supply chain.
Key specifications include Category: Integrated Circuits (ICs)/Power Distribution Switches, Load Drivers, Product Status: Obsolete, Operating Temperature: -20°C ~ 85°C (TA), Features: Status Flag, Mounting Type: Surface Mount.
This device comes in a 28-LCC (J-Lead) package with surface mount mounting.
FPGACenter currently has 69 units of A2557SEB in stock, available for immediate shipment with no minimum order quantity.
Application Areas
Frequently Asked Questions
Is the A2557SEB in stock and ready to ship?
Yes, FPGACenter currently has 69 units of A2557SEB in stock. Orders placed before 3 PM (CST) are eligible for same-day dispatch. No minimum order quantity required.
What package type is the A2557SEB available in?
The A2557SEB by Allegro MicroSystems is available in a 28-LCC (J-Lead) package with surface mount mounting configuration. All parts are original and shipped in manufacturer-standard packaging.
The A2557SEB is marked as obsolete. Are the parts genuine?
Absolutely. All A2557SEB units sourced by FPGACenter are 100% original Allegro MicroSystems components. We follow IDEA-STD-1010 inspection standards and provide full traceability documentation. We specialize in obsolete part sourcing and maintain verified stock of discontinued components.