| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            8 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            SOT-23W | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~150°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            Automotive, AEC-Q100 | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Technology | 
                                            Hall Effect | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            3V~24V | 
                                        
                                                                            
                                            | Function | 
                                            Latch, Bipolar Switch | 
                                        
                                                                            
                                            | Current - Supply (Max) | 
                                            17mA | 
                                        
                                                                            
                                            | Output Type | 
                                            Open Drain | 
                                        
                                                                            
                                            | Polarization | 
                                            South Pole | 
                                        
                                                                            
                                            | Test Condition | 
                                            -40°C ~ 150°C | 
                                        
                                                                            
                                            | Sensing Range | 
                                            4mT Trip, -4mT Release | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                APS12400LLHALT-1H1A Overview
A protective Tape & Reel (TR) package is used to protect the magnetic switch against damage. The magnetic switches are put into SOT-23W packages for safety protection. As a maximum current, the magnetic switches can supply 17mA. 
APS12400LLHALT-1H1A Features
Packaging: Tape & Reel (TR)
Moisture Sensitivity Level (MSL): 1  (Unlimited)
Supply Voltage: 3V~24V
Operating Temperature: -40°C~150°C
Mounting Type: Surface Mount
Output Type: Open Drain
Maximum Supply Current: 17mA
APS12400LLHALT-1H1A Applications
There are a lot of Allegro MicroSystems APS12400LLHALT-1H1A Magnetic Switches applications. 
- Spindles
 - Antitheft systems
 - Convertible roof position
 - Rollers
 - Industrial process control
 - Dyno testing
 - Shafts in transmissions, hydraulic motors, pumps and gear boxes
 - Speed and direction of gears
 - Reed switch replacement
 - Localization of ferromagnetic