component
UC3843BVD1R2G
Public Made by Adomby adom
onsemi DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+8−5@@ -32,19 +32,19 @@ "number": "1", "name": "Compensation", "type": "output",- "description": "Error Amplifier output, made available for external loop compensation. Voltage on this pin sets the peak inductor current (Ipk = (V_pin1 \u2212 1.4 V) / (3\u00b7Rs)); internally clamped to ~1.0 V during overload."+ "description": "Error Amplifier output, made available for external loop compensation. Voltage on this pin sets the peak inductor current (Ipk = (V_pin1 − 1.4 V) / (3·Rs)); internally clamped to ~1.0 V during overload." }, { "number": "2", "name": "Voltage Feedback", "type": "input",- "description": "Inverting input of the Error Amplifier. Normally connected to the switching supply output through a resistor divider; the non-inverting input is internally biased to 2.5 V. Input bias current is typically \u22120.1 \u00b5A (max \u22122.0 \u00b5A)."+ "description": "Inverting input of the Error Amplifier. Normally connected to the switching supply output through a resistor divider; the non-inverting input is internally biased to 2.5 V. Input bias current is typically −0.1 µA (max −2.0 µA)." }, { "number": "3", "name": "Current Sense", "type": "input",- "description": "Current-sense input; a voltage proportional to inductor current is applied here. The PWM uses this information to terminate output switch conduction on a cycle-by-cycle basis. Maximum input threshold typically 1.0 V; current sense gain Av \u2248 3.0 V/V."+ "description": "Current-sense input; a voltage proportional to inductor current is applied here. The PWM uses this information to terminate output switch conduction on a cycle-by-cycle basis. Maximum input threshold typically 1.0 V; current sense gain Av ≈ 3.0 V/V." }, { "number": "4",@@ -74,7 +74,7 @@ "number": "8", "name": "Vref", "type": "power_out",- "description": "5.0 V trimmed reference output (typ 5.0 V, \u00b11% at TJ = 25\u00b0C, IO = 1 mA). Provides charging current for CT through RT and can source up to ~50 mA to external loads; short-circuit current limited to ~85 mA."+ "description": "5.0 V trimmed reference output (typ 5.0 V, ±1% at TJ = 25°C, IO = 1 mA). Provides charging current for CT through RT and can source up to ~50 mA to external loads; short-circuit current limited to ~85 mA." } ], "provenance": {@@ -138,5 +138,8 @@ "docs/uc3843bvd1r2g-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }