BD7J201EFJ-LB
內置開關MOSFET的低功耗隔離型反激式轉換器IC
BD7J201EFJ-LB
BD7J201EFJ-LB
內置開關MOSFET的低功耗隔離型反激式轉換器IC
本產品是能夠保證向工業設備市場長期供應的產品，是不需要光耦的隔離型反激式轉換器。使用本產品，將不再需要以往應用中為了獲得穩定的輸出電壓而需要的由光電耦合器或變壓器輔助繞組組成的反饋電路。此外，通過採用ROHM自有的自適應導通時間控制技術，也不再需要外置相位補償器件，從而可以使隔離式電源設計所需的元器件數量顯著減少，並且能夠實現小型化和更高可靠性。
Product Detail
規格:
FET
Integrated
Controller Type
PWM
Output Power [W]
5W@Vin=24V 10W@Vin=48V
Switch Current Limit(Typ.)[A]
1.8
Vin1(Min.)[V]
8
Vin1(Max.)[V]
80
SW frequency (Max.)[kHz]
400
Channel
1
Light Load mode
Yes
EN
Yes
Soft Start
Yes
Thermal Shut-down
Recovery
Under Voltage Lock Out
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
4.9x6 (t=1)
功能:
- Long Time Support Product for Industrial Applications
- No Need of Any Optocouplers and Third Winding of Transformers
- Set Output Voltage with Two External Resistors and Ratio of Transformer Turns
- Adopt of Original Adapter Type Technology that Controls On Time
- No Need of External Phase Compensation Parts by High-speed Load Response
- Low Output Ripple by Fixed Switching Frequency (At normal operation)
- High Efficient Light Load Mode (At PFM operation)
- Shutdown and Enable Control
- Built-in 120V Switching MOSFET
- Soft Start Function
- Load Compensation Function
- Various Protection Function
Input Under Voltage Lockout (VIN UVLO)
Over Current Protection (OCP)
Over Voltage Protection (OVP)
Short Circuit Protection (SCP)
Thermal Shutdown (TSD)
Battery Short Protection (BSP)
Enable Over Voltage Protection (ENOVP)
