Parameters |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
28 |
ECCN Code |
EAR99 |
Terminal Position |
QUAD |
Terminal Form |
J BEND |
Number of Functions |
4 |
Supply Voltage |
5V |
Terminal Pitch |
1.27mm |
Reach Compliance Code |
unknown |
Base Part Number |
A2557 |
Pin Count |
28 |
JESD-30 Code |
S-PQCC-J28 |
Number of Outputs |
4 |
Qualification Status |
Not Qualified |
Output Type |
Bipolar |
Max Output Current |
500mA |
Supply Voltage-Max (Vsup) |
5.25V |
Interface |
On/Off |
Output Configuration |
Low Side |
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 |
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 |
Output Current Flow Direction |
SINK |
Length |
11.51mm |
Width |
11.51mm |
RoHS Status |
Non-RoHS Compliant |
Lead Free |
Contains Lead |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
28-LCC (J-Lead) |
Operating Temperature |
-40°C~85°C TA |
Packaging |
Tape & Reel (TR) |
Published |
2009 |
Feature |
Status Flag |
Part Status |
Obsolete |
A2557EEBTR Overview
It's?packaged?in?the way?of?a?Tape & Reel (TR).It is included with the 28-LCC (J-Lead) package as well.It has been mounted as Surface Mount on the LED driver.The switch type of this switch is Relay, Solenoid Driver.It is best to set the temperature to -40°C~85°C TA to ensure reliable operation.There are 4 outputs available on this lighting driver.Operation is based on a supply voltage of 4.75V~5.25V.It produces a maximum output voltage of Bipolar volts at its maximum output.It has a total of Status Flag features.The A2557 family consists of this type.A total of 28 terminations can be found in it.It consists of 4 functions.To comply with the operation criteria, the maximum output current is reduced to 500mA.It is possible to obtain high efficiency with a supply voltage of 5V.Surface Mount is mounted in the way.It is equipped with a total of 28 pins.The maximum supply voltage for this lighting driver is set to 5.25V (Vsup).
A2557EEBTR Features
Supplied from 5V
A2557EEBTR Applications
There are a lot of Allegro MicroSystems A2557EEBTR Power Switches ICs applications.
- Portable GPS Device
- USB Ports/Hubs
- HDD, SSD
- Wireless/Networking Cards
- Mobile Communication Devices
- Notebook and Tablet Computers
- Hot Swap
- Portable Music Players
- PC Card Hot Swap
- USB3.1 Power Delivery