| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 14-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Supplier Device Package | 14-SOIC | 
                                                                            
                                            | Operating Temperature | -40°C~150°C TJ | 
                                                                            
                                            | Packaging | Bulk | 
                                                                            
                                            | Published | 2005 | 
                                                                            
                                            | Part Status | Discontinued | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Base Part Number | MIC38HC44 | 
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 9V~20V | 
                                                                            
                                            | Control Features | Frequency Control | 
                                                                            
                                            | Topology | Boost, Buck, Flyback, Forward | 
                                                                            
                                            | Frequency - Switching | 500kHz | 
                                                                            
                                            | Internal Switch(s) | Yes | 
                                                                            
                                            | Duty Cycle | 50% | 
                                                                            
                                            | Output Isolation | Isolated | 
                                                                            
                                            | Voltage - Start Up | 14.5V | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                MIC38HC44-1BM Overview
There is a ac to dc converter embedded in package 14-SOIC (0.154, 3.90mm Width) .In Bulk AC/DC power converter, it is available.It is mounted in the way of Surface Mount .The ac dc converter needs to be operated at -40°C~150°C TJ °C in order to perform.The switching frequency reaches 500kHz .The voltage range of the supply can be set to 9V~20V (Vcc/Vdd).If you select the MIC38HC44 family, you will be able to search similar acdc converters.It is provided with 14-SOIC  pacakge.
MIC38HC44-1BM Features
Packaged with 14-SOIC (0.154, 3.90mm Width)
Switching Frequency at 500kHz
MIC38HC44-1BM Applications
There are a lot of Microchip Technology MIC38HC44-1BM AC DC Converters applications. 
- White goods
- USB type-c v1.2 chargers with optional VDM
- White goods
- Power adapters for network devices 
- Open Frame Switching Power Supply
- AC/DC Adaptors/Chargers for PDAs
- ZigBee
- AC?DC USB chargers for Cell Phones
- Battery Chargers
- Battery chargers for media tablets