component
MT3540-F25
Public Made by Adomby adom
Aerosemi DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+8−5@@ -32,7 +32,7 @@ "number": "1", "name": "SW", "type": "power_out",- "description": "Power switch output. Drain of the internal NMOS power switch (RDS(on) \u2248 0.5\u03a9, 1.5A current limit). Connects to the boost inductor and the anode of the Schottky rectifier; can swing between GND and 28V."+ "description": "Power switch output. Drain of the internal NMOS power switch (RDS(on) ≈ 0.5Ω, 1.5A current limit). Connects to the boost inductor and the anode of the Schottky rectifier; can swing between GND and 28V." }, { "number": "2",@@ -44,19 +44,19 @@ "number": "3", "name": "FB", "type": "input",- "description": "Feedback input to the internal error amplifier. Regulates to VFB = 1.25V (MT3540-F25 variant). Drive with a resistor divider from VOUT: VOUT = 1.25V \u00d7 (1 + R1/R2). Input bias current \u2248 -10nA (typ)."+ "description": "Feedback input to the internal error amplifier. Regulates to VFB = 1.25V (MT3540-F25 variant). Drive with a resistor divider from VOUT: VOUT = 1.25V × (1 + R1/R2). Input bias current ≈ -10nA (typ)." }, { "number": "4", "name": "EN", "type": "input",- "description": "Regulator on/off control. Drive high (VIH \u2265 1.5V) to enable the converter; drive low (VIL \u2264 0.4V) to shut it down (IQ \u2248 0.1\u00b5A). Tie to VIN for always-on / automatic startup. Do not leave floating. Absolute max -0.3V to 6V."+ "description": "Regulator on/off control. Drive high (VIH ≥ 1.5V) to enable the converter; drive low (VIL ≤ 0.4V) to shut it down (IQ ≈ 0.1µA). Tie to VIN for always-on / automatic startup. Do not leave floating. Absolute max -0.3V to 6V." }, { "number": "5", "name": "VIN", "type": "power_in",- "description": "Input supply pin, 2.5V to 5.5V operating range (absolute max 6V). Must be locally bypassed with a low-ESR ceramic capacitor (\u22651\u00b5F, 10\u00b5F typical) placed close to the pin. UVLO \u2248 2.2V with 100mV hysteresis."+ "description": "Input supply pin, 2.5V to 5.5V operating range (absolute max 6V). Must be locally bypassed with a low-ESR ceramic capacitor (≥1µF, 10µF typical) placed close to the pin. UVLO ≈ 2.2V with 100mV hysteresis." } ], "provenance": {@@ -120,5 +120,8 @@ "docs/mt3540-f25-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }