CMOS LSI designed for use on the general infrared ray remote control receiver The part BL9150 is manufactured by BL. Here are the specifications:  

- **Type**: Voltage Regulator  
- **Input Voltage Range**: 4.5V to 28V  
- **Output Voltage**: Adjustable from 0.8V to 20V  
- **Output Current**: Up to 3A  
- **Efficiency**: Up to 95%  
- **Switching Frequency**: 500kHz  
- **Operating Temperature Range**: -40°C to +125°C  
- **Package**: SOP-8  

These are the confirmed specifications for the BL9150.

CMOS LSI designed for use on the general infrared ray remote control receiver