Ps42419ha Schematic Top [exclusive] Jun 2026

Synchronous rectification systems and heavy-duty diodes transform the high-frequency AC into stable, low-voltage outputs.

The HP PS-4241-9HA Go to product viewer dialog for this item. ps42419ha schematic top

If you have the physical component and are trying to solder or trace connections: Common Component Failures & Troubleshooting Steps AC Input

: Bolted to the secondary heatsink, Schottky diodes or synchronous MOSFET rectifiers smooth the high-frequency pulsed AC down into ultra-stable DC rails. Common Component Failures & Troubleshooting Steps ps42419ha schematic top

AC Input -- Fuse -- NTC -- CM Choke -- X-Cap -- Bridge Rectifier (+) --- HV Startup Resistor --- Bulk Cap (+) ------> Transformer T1 primary start | | +-----> PS42419HA Pin 1 (D/ST) | | Transformer T1 auxiliary winding --> Diode --> VCC Cap (+) --- PS42419HA Pin 2 (VCC) | +-----> Zener OVP PS42419HA Pin 6 (FB) <---- Optocoupler Transistor Collector | | GND Optocoupler LED cathode ---- TL431 Cathode TL431 Ref ---- Resistor Divider from Output (+) TL431 Anode ---- GND (secondary)