| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            15 Weeks | 
                                        
                                                                            
                                            | Mount | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            56-WFQFN Exposed Pad | 
                                        
                                                                            
                                            | Number of Pins | 
                                            56 | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~125°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | Published | 
                                            2012 | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e3 | 
                                        
                                                                            
                                            | Feature | 
                                            Latched Fault, Thermal Limit | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1 (Unlimited) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            56 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Type | 
                                            Hot Swap Controller, Switching Regulator | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            Matte Tin (Sn) | 
                                        
                                                                            
                                            | Applications | 
                                            General Purpose | 
                                        
                                                                            
                                            | Technology | 
                                            BICMOS | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            20V~76V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            260 | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Base Part Number | 
                                            MAX5042 | 
                                        
                                                                            
                                            | Pin Count | 
                                            56 | 
                                        
                                                                            
                                            | Input Voltage-Nom | 
                                            48V | 
                                        
                                                                            
                                            | Number of Channels | 
                                            1 | 
                                        
                                                                            
                                            | Operating Supply Current | 
                                            20mA | 
                                        
                                                                            
                                            | Input Voltage (Min) | 
                                            20V | 
                                        
                                                                            
                                            | Control Mode | 
                                            VOLTAGE-MODE | 
                                        
                                                                            
                                            | Input Voltage (Max) | 
                                            76V | 
                                        
                                                                            
                                            | Control Technique | 
                                            PULSE WIDTH MODULATION | 
                                        
                                                                            
                                            | Switcher Configuration | 
                                            PUSH-PULL | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            No | 
                                        
                                                                            
                                            | Programmable Features | 
                                            Fault Timeout, UVLO | 
                                        
                                                                            
                                            | Feature Pins | 
                                            HSEN, /HSOK, | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            0.8mm | 
                                        
                                                                            
                                            | Length | 
                                            8mm | 
                                        
                                                                            
                                            | Width | 
                                            8mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                MAX5042ATN+ Overview
Package 56-WFQFN Exposed Pad includes it.Currently, 1 channels can be accessed.The package looks like a Tube.Total terminations are 56.In this case, the device is located at terminal QUAD.Hot-swappable device has a total of 56 pins on Hot-swappable device.Surface Mount has set it up this way.The electrical component in question falls into the classification Hot Swap Controller, Switching Regulator.For reliable performance, the temperature should be set to -40°C~125°C.General Purpose applications can be downloaded from the device.As you can see in Latched Fault, Thermal Limit, it's featured.With a 20V~76VV power source, it should work.In the MAX5042 family, it appears as a number.Operating the device requires 56 pins.Fault Timeout, UVLO features are programmable.Surface Mount is the direction in which it is positioned.There is a supply current of 20mA.
MAX5042ATN+ Features
The terminal position of 56
Features of Latched Fault, Thermal Limit
Programmable features of Fault Timeout, UVLO
MAX5042ATN+ Applications
There are a lot of Maxim Integrated MAX5042ATN+ hot swap controllers applications. 
- Other forms of communications infrastructure
 - Industrial high-side switches
 - PC board hot swap insertion and removal
 - Current limit and current foldback limit functions
 - Modern analog communication
 - Short circuit protection
 - Circuit power protectors
 - Redundant Array of Disks (RAID)
 - Board or blade insertion into live backplanes
 - Load transient protection