ACTIVE
SSC3S931
Package : SOP18 (Pin 13 and 17 Removed)
RoHS : YES
The SSC3S931 is a controller for LLC current resonant switching power supplies, incorporating a floating drive circuit for a high-side power MOSFET. The product includes useful functions such as the automatic dead time adjustment and the capacitive mode detection.
The product achieves high efficiency, low noise, and high cost-effective power supply systems with few external components.
Data Download
Design Support
- Technical Documents
Technical Documents
Features
-
・Capacitive Mode Detection Function
・Reset Detection Function
・Automatic Dead Time Adjustment Function
・Protections
- High-side Driver UVLO: Auto-restart
- VCC Pin Output Overvoltage Protection (VCC_OVP):
Latched Shutdown
- Input Overvoltage Protection (HVP): Latched Shutdown
- Input Undervoltage Protection (UVP): Auto-restart
- Overcurrent Protection (OCP): Auto-restart, peak drain
current detection, 2-step detection
- Overload Protection (OLP): Latched Shutdown
- Optocoupler Open Protection (OOP): Latched Shutdown
- Thermal Shutdown (TSD) : Latched Shutdown
Application
Switching power supplies for electronic devices such as:・Audio Visual (AV) Equipment
・Office Automation (OA) Equipment
・Industrial Apparatus
・Communication Facilities
Specifications
Control Method | Current Resonant |
---|---|
Type | Controller |
Output Current | |
RDS(ON) (max.) | |
VDSS (min.) | |
VCC (max.) | 35 V |
Oscillating Frequency(typ.) | 31.5 to 300 kHz |
OCP | YES |
OLP | Latch |
OVP | Latch |
Brown-in / out | YES |
TSD | Latch |
Power Consumption at No Load | |
Package Weight (Typ.) | 0.27 g |
Automotive Qualified | NO |
Typical Application
Block Diagram
Pin Configuration Definitions
Questions or Comments?
Please feel free to contact us if you cannot find the desired product from the lineup.