| Parameters | 
                                                                                                            
                                            | Published | 2002 | 
                                                                            
                                            | JESD-609 Code | e3 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Number of Terminations | 20 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Resistance | 5.5Ohm | 
                                                                            
                                            | Terminal Finish | Matte Tin (Sn) | 
                                                                            
                                            | Technology | NMOS | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | NOT SPECIFIED | 
                                                                            
                                            | Number of Functions | 8 | 
                                                                            
                                            | Supply Voltage | 5V | 
                                                                            
                                            | Terminal Pitch | 1.27mm | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 
                                                                            
                                            | Base Part Number | A6B273 | 
                                                                            
                                            | Pin Count | 20 | 
                                                                            
                                            | JESD-30 Code | R-PDSO-G20 | 
                                                                            
                                            | Number of Outputs | 8 | 
                                                                            
                                            | Qualification Status | Not Qualified | 
                                                                            
                                            | Output Type | N-Channel | 
                                                                            
                                            | Max Output Current | 500mA | 
                                                                            
                                            | Supply Voltage-Max (Vsup) | 5.5V | 
                                                                            
                                            | Supply Voltage-Min (Vsup) | 4.5V | 
                                                                            
                                            | Interface | Strobe, Parallel | 
                                                                            
                                            | Output Configuration | Low Side | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 4.5V~5.5V | 
                                                                            
                                            | Input Type | Inverting | 
                                                                            
                                            | Switch Type | Latched Driver | 
                                                                            
                                            | Output Current per Channel | 150mA | 
                                                                            
                                            | Ratio - Input:Output | 1:1 | 
                                                                            
                                            | Voltage - Load | 50V Max | 
                                                                            
                                            | Output Peak Current Limit-Nom | 0.5A | 
                                                                            
                                            | Rds On (Typ) | 5.5 Ω | 
                                                                            
                                            | Output Current Flow Direction | SINK | 
                                                                            
                                            | Height Seated (Max) | 2.65mm | 
                                                                            
                                            | Width | 7.5mm | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                            
                                            | Lead Free | Contains Lead | 
                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 20-SOIC (0.295, 7.50mm Width) | 
                                                                            
                                            | Operating Temperature | -40°C~125°C TA | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                                                    
                            
                         
                                                A6B273KLWTR Overview
A Tape & Reel (TR) is used to package it.It's included in the 20-SOIC (0.295, 7.50mm Width) package.This LED driving board is mounted using the mounting type Surface Mount.It owns the Latched Driver switch type.The temperature should be set to -40°C~125°C TA to ensure reliable functioning.There are 8 outputs available on this lighting driver.The LED driving board operates at 4.5V~5.5V volts.Voltage output is N-Channel volts at maximum.It is part of the A6B273 family of LED drivers.It has a total of 20 terminations.There are 8 functions of the LED driver.To comply with the operation criteria, the maximum output current is reduced to 500mA.The supply voltage can be 5V for high efficiency.As a result, it is mounted in the manner of Surface Mount.There are 20 pins in total on this board.There is 5.5Ohm resistance on the LED driver.This LED driver is configured to have a maximum supply voltage of 5.5V (Vsup).For normal operation, the supply voltage (Vsup) should be kept above 4.5V.
A6B273KLWTR Features
Supplied from 5V
Resistance of 5.5Ohm
A6B273KLWTR Applications
There are a lot of Allegro MicroSystems A6B273KLWTR Power Switches ICs applications. 
- Storage Drives
- Hot Swap
- Smartphone and PDA
- Wireless Modem Data Cards
- Portable/Handheld Devices
- Gaming
- Hot-Swap Systems
- Set-Top Boxes
- Notebook PC
- PDAs