1.1a 24v Schematic - F4901

: SMAJ24A or equivalent, designed to clamp at approximately 26.7V. 4. Common Layout and Design Considerations

[INPUT: +24V DC] │ ├───► [ F1: PTC Fuse / 1.1A ] ───┬──────────────────┐ │ │ │ ─── ─── ┌┴┐ ▲ D1: Schottky ▲ D2: TVS Diode │ │ R1: Bleeder │ (Reverse Polarity) │ (Surge Protec.) │ │ Resistor │ │ └┬┘ [INPUT: GND] │ │ └───►────────────────────────────┴──────────────────┴───► [GND] ------------------------------------------------------------------------- [REGULATION / OUTPUT STAGE] From Fuse ───┬───► [ IC: F4901 Controller ] ───► [ L1: Inductor ] ───┬───► [OUTPUT +24V / 1.1A] │ │ │ │ ─── C1 │ └───► [ D3: Catch Diode ] ─── C2 ─── 100µF GND ─── 47µF │ │ GND ─────────┴───────────────────────────────────────────────────────┴───► [OUTPUT GND] Use code with caution. Key Component Values for Replicating this Schematic: f4901 1.1a 24v schematic

The raw, unregulated, or regulated 24V DC incoming power from an external adapter or industrial rail. : SMAJ24A or equivalent, designed to clamp at