component
MT3540
Public Made by Adomby adom
Aerosemi DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+8−5@@ -32,7 +32,7 @@ "number": "1", "name": "SW", "type": "output",- "description": "Power switch output - drain of the internal 0.5\u03a9, 1.5A N-channel power MOSFET. Connect the boost inductor and Schottky rectifier here. Node swings between GND and up to 28V; absolute max 30V. Keep the SW copper area small to minimize EMI."+ "description": "Power switch output - drain of the internal 0.5Ω, 1.5A N-channel power MOSFET. Connect the boost inductor and Schottky rectifier here. Node swings between GND and up to 28V; absolute max 30V. Keep the SW copper area small to minimize EMI." }, { "number": "2",@@ -44,19 +44,19 @@ "number": "3", "name": "FB", "type": "input",- "description": "Feedback input to the internal error amplifier. Regulates to VREF = 1.20V (MT3540), 1.23V (-F23) or 1.25V (-F25). Set VOUT with a resistor divider: VOUT = VREF \u00d7 (1 + R1/R2). Bias current \u2248 \u221210nA (max \u221250nA). Absolute max \u22120.3V to 6V."+ "description": "Feedback input to the internal error amplifier. Regulates to VREF = 1.20V (MT3540), 1.23V (-F23) or 1.25V (-F25). Set VOUT with a resistor divider: VOUT = VREF × (1 + R1/R2). Bias current ≈ −10nA (max −50nA). Absolute max −0.3V to 6V." }, { "number": "4", "name": "EN", "type": "input",- "description": "Enable / on-off control. VIH \u2265 1.5V turns the converter on; VIL \u2264 0.4V shuts it down (IQ \u2248 0.1\u00b5A). Tie to VIN for automatic startup when unused. Absolute max \u22120.3V to 6V."+ "description": "Enable / on-off control. VIH ≥ 1.5V turns the converter on; VIL ≤ 0.4V shuts it down (IQ ≈ 0.1µA). Tie to VIN for automatic startup when unused. Absolute max −0.3V to 6V." }, { "number": "5", "name": "VIN", "type": "power_in",- "description": "Input supply pin, 2.5V to 5.5V (absolute max 6V). UVLO \u2248 2.2V with 100mV hysteresis. Must be locally bypassed with a low-ESR ceramic capacitor (1\u00b5F or larger, X5R/X7R) close to the pin."+ "description": "Input supply pin, 2.5V to 5.5V (absolute max 6V). UVLO ≈ 2.2V with 100mV hysteresis. Must be locally bypassed with a low-ESR ceramic capacitor (1µF or larger, X5R/X7R) close to the pin." } ], "provenance": {@@ -120,5 +120,8 @@ "docs/mt3540-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }