Str F6267 Datasheet Pdf Info

: Greatly reduces MOSFET switching losses.

The STR-F6267 datasheet outlines several critical attributes that make it a robust choice for power conversion:

voltage reaches the start-up threshold (typically around 16V). It also shuts down the IC if VCCcap V sub cap C cap C end-sub

Controls the timing of the switching cycle. Replacement and Equivalents

If the power supply attempts to click or cycle rhythmically without staying on, check the VCCcap V sub cap C cap C end-sub str f6267 datasheet pdf

DC is present at the drain (Pin 1) after the bridge rectifier.

When diagnosing power supply boards utilizing the STR-F6267, several common failure modes present themselves:

Important: The datasheet recommends specific PCB layout guidelines, including shortening the S/OCP trace and minimizing the loop area of the primary current path.

Here is a sample of the Datasheet:

This is the most common failure mode. A catastrophic voltage spike or thermal overload can puncture the internal MOSFET. Check resistance between Pin 1 and Pin 2; a reading near 0 Ohms indicates a dead IC. Always check the primary snubber components and the source resistor ( Rsensecap R sub s e n s e end-sub ) when replacing the IC.

Includes Overcurrent Protection (OCP), Overvoltage Protection (OVP), and Thermal Shutdown (TSD).

Prevents high inrush current during startup.

Engineers diagnosing or sourcing the component must prioritize specific peak stress parameters to avoid physical damage during power spikes: : Greatly reduces MOSFET switching losses

: Modern high-frequency GaN or silicon controllers are a fraction of the size.

Whether you need a cross-reference part available from a .

| Parameter | Symbol | Min | Typ | Max | Unit | | :--- | :--- | :--- | :--- | :--- | :--- | | | | | | | | | Drain-Source Breakdown | ( V_DSS ) | 800 | - | - | V | | Static Drain-Source On-Resistance | ( R_DS(on) ) | - | 1.8 | 2.5 | ( \Omega ) | | Control Section | | | | | | | Oscillator Frequency | ( f_OSC ) | 60 | 66 | 72 | kHz | | Start-up Voltage | ( V_CC(ON) ) | 15.0 | 16.0 | 17.0 | V | | Shutdown (Stop) Voltage | ( V_CC(OFF) ) | 9.0 | 10.0 | 11.0 | V | | Operating Current (after start) | ( I_CC ) | - | 3.5 | 5.5 | mA | | FB Pin Open Voltage | ( V_FB(open) ) | - | 5.7 | - | V | | Overcurrent Detection Threshold | ( V_S/OCP ) | 0.65 | 0.72 | 0.79 | V |

When repairing these Sony TV models, common issues include the TV not turning on, a blinking standby LED, or no output voltages. These symptoms often trace back to a failed STR-F6267. As discussed in online repair forums, typical failure modes include: Replacement and Equivalents If the power supply attempts