| Parameters | 
                                                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 16-PowerSOIC (0.295, 7.50mm Width) | 
                                                                            
                                            | Number of Pins | 16 | 
                                                                            
                                            | Operating Temperature | -40°C~125°C TA | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2009 | 
                                                                            
                                            | JESD-609 Code | e0 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                            
                                            | Number of Terminations | 16 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Terminal Finish | TIN LEAD | 
                                                                            
                                            | Subcategory | Peripheral Drivers | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | GULL WING | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | 240 | 
                                                                            
                                            | Number of Functions | 4 | 
                                                                            
                                            | Supply Voltage | 5V | 
                                                                            
                                            | Terminal Pitch | 1.27mm | 
                                                                            
                                            | Reach Compliance Code | unknown | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 30 | 
                                                                            
                                            | Base Part Number | UDK2559 | 
                                                                            
                                            | Pin Count | 16 | 
                                                                            
                                            | Number of Outputs | 4 | 
                                                                            
                                            | Qualification Status | Not Qualified | 
                                                                            
                                            | Output Type | Bipolar | 
                                                                            
                                            | Max Output Current | 1A | 
                                                                            
                                            | Operating Supply Voltage | 5V | 
                                                                            
                                            | Power Supplies | 5V | 
                                                                            
                                            | Interface | On/Off | 
                                                                            
                                            | Nominal Supply Current | 80mA | 
                                                                            
                                            | Output Configuration | Low Side | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 4.75V~5.25V | 
                                                                            
                                            | Input Type | Non-Inverting | 
                                                                            
                                            | Switch Type | General Purpose | 
                                                                            
                                            | Output Characteristics | OPEN-COLLECTOR | 
                                                                            
                                            | Output Current per Channel | 700mA | 
                                                                            
                                            | Output Polarity | INVERTED | 
                                                                            
                                            | Ratio - Input:Output | 1:1 | 
                                                                            
                                            | Input Characteristics | STANDARD | 
                                                                            
                                            | Voltage - Load | 60V Max | 
                                                                            
                                            | Driver Number of Bits | 4 | 
                                                                            
                                            | Fault Protection | Current Limiting (Fixed), Over Temperature | 
                                                                            
                                            | Turn On Time | 20 μs | 
                                                                            
                                            | Output Peak Current Limit-Nom | 1A | 
                                                                            
                                            | Built-in Protections | TRANSIENT; OVER CURRENT; THERMAL | 
                                                                            
                                            | Output Current Flow Direction | SINK | 
                                                                            
                                            | Height Seated (Max) | 2.65mm | 
                                                                            
                                            | Length | 10.3mm | 
                                                                            
                                            | Width | 7.5mm | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                            
                                            | Lead Free | Contains Lead | 
                                                                                                    
                            
                         
                                                UDK2559LBTR Overview
As you can see, it's packaged in the way of a Tape & Reel (TR).The 16-PowerSOIC (0.295, 7.50mm Width) package contains it.Surface Mount is the mounting type of the LED driver.It owns General Purpose switch type.Ensure reliable operation by setting the temperature to -40°C~125°C TA.There are 4 outputs available on this lighting driver.The LED driving board operates with a supply voltage of 4.75V~5.25V.There is a maximum output voltage of Bipolar volts.It comes under the family of UDK2559.There are 16 terminations in it.The operation is performed through the 16 pins.Currently, there are 4 functions associated with the lighting driver.In order to meet the operation criteria, the maximum output current drops to 1A.It is possible to obtain high efficiency with a supply voltage of 5V.The LED driving board is mounted in the way of Surface Mount.The LED driver has a total of 16 pins.A self-contained container with a capacity of Peripheral Drivers contains this lighting driver.This part has a power supply of 5V.A supply voltage of 5V is recommended for maximum efficiency.
UDK2559LBTR Features
Supplied from 5V
UDK2559LBTR Applications
There are a lot of Allegro MicroSystems UDK2559LBTR Power Switches ICs applications. 
- Various applications equipped with buttons
- Gaming
- Hot-Swap Systems
- Notebook PC
- Portable Video Game Players
- Hot Swap 
- PC Cards
- USB Power Distribution
- Mobile Communication Devices
- Portable/Handheld Devices