Mp3378e Protection Pin Upd Updated ★ Fully Tested

is a highly integrated IC by Monolithic Power Systems (MPS) designed primarily for monitor applications. It combines a 4-channel WLED controller for backlighting with a high-efficiency buck converter for internal bus or standby power. Key Protection Features

WLED Controller: Uses the ISENSE pin to monitor the current through the external MOSFET on a cycle-by-cycle basis. mp3378e protection pin upd

does not provide a standard "bypass" for safety reasons, common industry practices for similar ICs often involve manipulating feedback or protection pins (like OVP) with resistors or LEDs to prevent the IC from entering a latch-off state during testing. MP3378E - Monolithic Power Systems is a highly integrated IC by Monolithic Power

Under-Voltage Lockout (UVLO): The pin also monitors for a minimum operating voltage. If the OVP pin voltage is too low, the step-up converter fails to start. Typical Protection Pin Specifications Value (Typ) OVP Threshold (Rising) VOVP_OVcap V sub cap O cap V cap P _ cap O cap V end-sub 1.23V Triggers shutdown if exceeded. OVP Hysteresis mp3378e protection pin upd

• Ensure protection behavior meets applicable safety standards for your product (e.g., IEC, UL) which may require documented fault behavior and fail-safe modes.
• Follow recommendations for derating components and selecting MOSFETs and inductors sized for worst-case sustained currents.