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Primary Side (PSR) Flyback PWM Controller & Power Switch
 
INFSitronix's develop various primary side controller to meet the trend of efficiency standards timeline, also continues focus on the low part-count and high power density solution. The next generation develops no-aux winding/no snubber to reduce more parts on power system

Controller
Rated
Power
Series Part No Package P2P or
Compatible
Status Function
3~7.5W IN2P013A SOT-23-5  OX2520 Ready Ready ※Feature :
- Constant Current (CC) <+/-8%, Constant Voltage (CV) <+/-5%
- no load <40mW, External BJT
3~12W IN2P012 SOT-23-6 OX2540 Ready Ready ※Feature :
- Constant Current (CC) <+/-8%, Constant Voltage (CV) <+/-5%
- no load <100mW
-External MOS
3~12W IN2P014 SOT-23-6 OX2540 Ready Ready ※Feature :
- Constant Current (CC) <+/-8%, Constant Voltage (CV) <+/-8%
- no load <100mW
-External MOS
3~25W IN2P016 SOT-23-5 OX2510  Ready Ready ※Feature :
- Constant Current (CC) <+/-5%, Constant Voltage (CV) <+/-5%
-  no load <50mW, efficiency meet Level 6
-External MOS
Rating RDSON
(Max)
Main chip IN2PY16 IN2PY17
Package
650V 12Ω SOP-7 or 8 IN2P116-S7G/SAG  
9.5Ω SOP-7 or 8 IN2P216-S7G/SAG  
SOP-7 or 8 IN2P316-S7G/SAG  
DIP-7 or 8 IN2P316-D7G/DAG  
3.65Ω SOP-7 or 8 IN2P416-S7G  
3.65Ω DIP-7 or 8 IN2P416-D7G/DAG  
2.8Ω DIP-7 or 8 IN2P516-D7G  
1.25Ω DIP-7 or 8 IN2P616-D7G  
650V 2.5Ω SOP-8   IN2P517-SAG
1.2Ω SOP-8   IN2P617-SAG
700V DIP-7 IN27416-D7G  
2.8Ω DIP-7 IN27516-D7G  
1.2Ω DIP-7 IN27616-D7G