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A2557KB

A2557KB

A2557KB

Allegro MicroSystems

5V Bipolar PMIC A2557 16 Pin 5V 16-PowerDIP (0.300, 7.62mm)

SOT-23

A2557KB Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Through Hole
Mounting Type Through Hole
Package / Case 16-PowerDIP (0.300, 7.62mm)
Number of Pins 16
Operating Temperature-40°C~125°C TA
PackagingTube
Published 2005
JESD-609 Code e0
Feature Status Flag
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish TIN LEAD
Subcategory Peripheral Drivers
Terminal Position DUAL
Peak Reflow Temperature (Cel) 240
Number of Functions 4
Supply Voltage 5V
[email protected] Reflow Temperature-Max (s) 30
Base Part Number A2557
Pin Count16
Number of Outputs 4
Qualification StatusNot Qualified
Output Type Bipolar
Max Output Current500mA
Supply Voltage-Max (Vsup) 5.25V
Power Supplies5V
Interface On/Off
Nominal Supply Current30mA
Output Configuration Low Side
Output Current300mA
Voltage - Supply (Vcc/Vdd) 4.75V~5.25V
Input Type Non-Inverting
Switch TypeRelay, Solenoid Driver
Output Current per Channel 300mA
Ratio - Input:Output 1:1
Voltage - Load 60V Max
Driver Number of Bits 4
Fault ProtectionCurrent Limiting (Fixed), Over Temperature
Turn On Time10 μs
Output Peak Current Limit-Nom 0.5A
Turn Off Time 10 μs
Built-in Protections TRANSIENT; OVER CURRENT; THERMAL
Height Seated (Max) 5.33mm
Length 19.175mm
Width 7.62mm
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:2926 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$2.784960$2.78496
10$2.627320$26.2732
100$2.478604$247.8604
500$2.338306$1169.153
1000$2.205949$2205.949

A2557KB Product Details

A2557KB Overview


A Tube is used to package it.It is included in the package 16-PowerDIP (0.300, 7.62mm).The mounting type of the LED driver is Through Hole.This switch is of type Relay, Solenoid Driver.In order to guarantee reliable performance, the temperature should be set to -40°C~125°C TA.There is a default setting of 4 for output.The LED driving board operates at 4.75V~5.25V volts.It has a maximum output voltage of Bipolar volts.It has a total of Status Flag features.The A2557 family consists of this type.The termination count is 16.During operation, the 16 pins are used.The LED driving board has a total of 4 functions.This operation requires the maximum output current to be decreased to 500mA.High efficiency is possible when the supply voltage is set to 5V.It is positioned in the direction of Through Hole.A total of 16 pins are present on it.This case results in a 300mA output current.The LED driver is packaged in an econtainer with a capacity of Peripheral Drivers.Vsup (maximum supply voltage) is set to 5.25V.This part's power supply is 5V.

A2557KB Features


Supplied from 5V

A2557KB Applications


There are a lot of Allegro MicroSystems A2557KB Power Switches ICs applications.

  • Portable/Handheld Devices
  • Wireless/Networking Cards
  • Hot Swap
  • Gaming
  • Wireless Modem Data Cards
  • Set-top-box
  • USB3.1 Power Delivery
  • Handheld Devices
  • Solid State Drivers
  • USB Power Distribution

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