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| PartNumber | A2557EEB | A2557EEBT | A2557EEBTR |
| Description | IC DRIVER QUAD 60V 300MA 28PLCC | IC DRIVER QUAD 60V 300MA 28PLCC | |
| Manufacturer | Allegro MicroSystems, LLC | - | Allegro MicroSystems, LLC |
| Product Category | PMIC - Power Distribution Switches, Load Drivers | - | PMIC - Power Distribution Switches, Load Drivers |
| Series | - | - | - |
| Packaging | Tube | - | Tape & Reel (TR) |
| Package Case | 28-LCC (J-Lead) | - | 28-LCC (J-Lead) |
| Input Type | Non-Inverting | - | Non-Inverting |
| Operating Temperature | -40°C ~ 85°C (TA) | - | -40°C ~ 85°C (TA) |
| Output Type | Bipolar | - | Bipolar |
| Features | Status Flag | - | Status Flag |
| Interface | On/Off | - | On/Off |
| Supplier Device Package | 28-PLCC (11.51x11.51) | - | 28-PLCC (11.51x11.51) |
| Ratio InputOutput | 1899/12/30 1:01:00 | - | 1899/12/30 1:01:00 |
| Number of Outputs | 4 | - | 4 |
| Voltage Supply Vcc Vdd | 4.75 V ~ 5.25 V | - | 4.75 V ~ 5.25 V |
| Fault Protection | Current Limiting (Fixed), Over Temperature | - | Current Limiting (Fixed), Over Temperature |
| Output Configuration | Low Side | - | Low Side |
| Rds On Typ | - | - | - |
| Voltage Load | 60V (Max) | - | 60V (Max) |
| Current Output Max | 300mA | - | 300mA |
| Switch Type | Relay, Solenoid Driver | - | Relay, Solenoid Driver |