STR3A151D

The components included in the STR3A1 series power ICs are: - Soft Start function to reduce stress on internal power MOSFET and secondary output rectifier diode at startup . - Protection Functions: - Overcurrent Protection function (OCP) with pulse-by-pulse and built-in compensation circuit to minimize OCP point variation on AC input voltage . - Overload Protection function (OLP) with auto restart, built-in timer to reduce heat during overload condition, and no external components required . - Overvoltage Protection function (OVP) with auto restart . - Thermal Shutdown function (TSD) with auto restart . - Package Diagram in DIP8 package . - Lot Number coding system with Sanken Control Number 3A15 xD . - Absolute Maximum Ratings including Drain Peak Current, Avalanche Energy, S/OCP Pin Voltage, Control Part Input Voltage, FB/OLP Pin Voltage, FB/OLP Pin Sink Current, and MOSFET Power Dissipation . - Typical Application in switching power supplies for electronic devices such as LCD/PDP television, desktop PC, multi-function printer, audio equipment, small switched-mode power supply (SMPS), auxiliary power supply for air conditioner, refrigerator, washer, dishwasher, etc. .

The typical application of the STR3A150D-DS power IC includes switching power supplies for electronic devices such as stand-by power supply for LCD/PDP television, desktop PC, multi-function printer, audio equipment, small switched-mode power supply (SMPS) for printer, BD/DVD player, set-top box, auxiliary power supply for air conditioner, refrigerator, washer, dishwasher, and so forth.

The features and benefits of the STR3A1 series power ICs include: - Incorporating a power MOSFET and a current mode PWM controller IC in one package . - Achieving low power consumption, low standby power, and high cost-effectiveness in power supply systems . - Reducing external components by including a startup circuit and a standby function in the controller . - Built-in Random Switching function to reduce EMI noise, simplify EMI filters, and cut costs by reducing external parts . - Built-in Slope Compensation function to avoid subharmonic oscillation . - Built-in Leading Edge Blanking (LEB) function . - Auto Standby function with low power consumption shunt regulator for input power less than 10 mW at no load . - Normal load operation with PWM switching and light load operation with Standby mode (Burst oscillation) . SANKEN ELECTRIC CO., LTD. Description.