| 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 | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2005 | 
                                                                            
                                            | Part Status | Discontinued | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Base Part Number | MIC38C44 | 
                                                                            
                                            | 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 | 
                                                                                                    
                            
                         
                                                MIC38C44-1BM-TR Overview
An embedded ac to dc converter is included in 14-SOIC (0.154, 3.90mm Width)  package.The ac dc converter is available in Tape & Reel (TR)  case.A AC/DC converter of this type is mounted in the way of Surface Mount .To deliver its performance, the ac dc converter should be operated at a temperature of -40°C~150°C TJ .When the switching frequency reaches 500kHz , the circuit is closed.It can be used within the range of 9V~20V  supply voltage (Vcc/Vdd).Based on the MIC38C44 family, you can search for similar acdc converters.In addition, it is included in the 14-SOIC package.
MIC38C44-1BM-TR Features
Packaged with 14-SOIC (0.154, 3.90mm Width)
Switching Frequency at 500kHz
MIC38C44-1BM-TR Applications
There are a lot of Microchip Technology MIC38C44-1BM-TR AC DC Converters applications. 
- Adapters
- AC?DC USB chargers for Tablets 
- Replacements for bulky plug-in transformers
- Appliances
- Power tools
- Power tools fast chargers with trickle and on/off
- WiFi Wireless
- Standby and Auxiliary Power Supplies 
- AC/DC LED Driver applications
- AC/DC Adaptors/Chargers for Cell Phones