A2557EEB
| Parameters | |
|---|---|
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 28-LCC (J-Lead) |
| Number of Pins | 28 |
| Operating Temperature | -40°C~85°C TA |
| Packaging | Tube |
| Published | 2009 |
| JESD-609 Code | e0 |
| Feature | Status Flag |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 28 |
| ECCN Code | EAR99 |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Subcategory | Peripheral Drivers |
| Terminal Position | QUAD |
| Terminal Form | J BEND |
| Peak Reflow Temperature (Cel) | 240 |
| Number of Functions | 4 |
| Supply Voltage | 5V |
| Terminal Pitch | 1.27mm |
| Reach Compliance Code | not_compliant |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Base Part Number | A2557 |
| Pin Count | 28 |
| Number of Outputs | 4 |
| Qualification Status | Not Qualified |
| Output Type | Bipolar |
| Max Output Current | 500mA |
| Supply Voltage-Max (Vsup) | 5.25V |
| Power Supplies | 5V |
| Interface | On/Off |
| Nominal Supply Current | 30mA |
| Output Configuration | Low Side |
| Output Current | 300mA |
| Voltage - Supply (Vcc/Vdd) | 4.75V~5.25V |
| Input Type | Non-Inverting |
| Switch Type | Relay, Solenoid Driver |
| Output Current per Channel | 300mA |
| Ratio - Input:Output | 1:1 |
| Voltage - Load | 60V Max |
| Driver Number of Bits | 4 |
| Fault Protection | Current Limiting (Fixed), Over Temperature |
| Turn On Time | 10 μs |
| Output Peak Current Limit-Nom | 0.5A |
| Turn Off Time | 10 μs |
| Built-in Protections | TRANSIENT; OVER CURRENT; THERMAL |
| Length | 11.5062mm |
| Width | 11.5062mm |
| RoHS Status | Non-RoHS Compliant |
| Lead Free | Contains Lead |
A2557EEB Overview
It is package in Tube case.The 28-LCC (J-Lead) package contains it.The lighting driver is mounted in the Surface Mount position.Relay, Solenoid Driver is the switch type it owns.To ensure reliable operation, the temperature should be set to -40°C~85°C TA.It is possible to use 4 outputs in the lighting driver.It uses a supply voltage of 4.75V~5.25V to operate.There is a maximum output voltage of Bipolar volts on this LED driver.Status Flag features are available on the lighting driver.It comes under the family of A2557.A total of 28 terminations have been recorded.For operation, 28 pins are used.It is important to note that the LED driving board has 4 functions.Maximum output current falls to 500mA when operation criteria are met.Supply voltages of 5V allow for high efficiency.This lighting driver is mounted in the way of Surface Mount.28 pins are connected to it in total.This case results in a 300mA output current.Self-contained in an econtainer with a capacity of Peripheral Drivers, this LED driver is self-contained.The Vsup value (maximum supply voltage) is set to 5.25V.In this case, the power supply is 5V.
A2557EEB Features
Supplied from 5V
A2557EEB Applications
There are a lot of Allegro MicroSystems A2557EEB Power Switches ICs applications.
- Various applications equipped with buttons
- Handheld Devices
- Portable Devices
- Hard Disk Drives
- Wireless/Networking Cards
- Set-top-box
- USB Power Distribution
- Portable/Handheld Devices
- Hot-Swap Systems
- Wireless Modem Data Cards
