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MIC4043YM4 Datasheet(PDF) 3 Page - Micrel Semiconductor |
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MIC4043YM4 Datasheet(HTML) 3 Page - Micrel Semiconductor |
3 / 12 page November 2000 3 MIC4043 MIC4043 Micrel Electrical Characteristics T A = 25°C, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted Parameter Condition Min Typ Max Units Reference Voltage, Note 4 1.245 V Reference Voltage Tolerance ±1% ±2 % Supply Current I SNK = 0mA 35 65 µA 70 µA Transconductance 1mA < I SNK < 15mA 3.5 150 S ∆I SINK/∆VIN 2 S Output Transistor I SNK = 15mA 160 250 mV Saturation Voltage 400 mV Output Leakage V SNK = 5V, output transistor off 0.5 µA 1 µA Note 1. Exceeding the absolute maximum rating may damage the device. Note 2. The device is not guaranteed to function outside its operating rating. Note 3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF. Machine model, 200pF. Note 4. Reference voltage is not referenced to ground. The reference is between pins IN and FB. Test Circuits IN R A 1k R1 R2 33k C1* 50 Ω R3 GND FB SNK OUT RETURN MIC4043 Floating Bench Supply R R OUTPUT R A A A * Compensation element Do Not Ground! Analyzer V T U O 1 R2 R V 8 . 1k 2 7k 3 3 V 5 . 2k 3 3k 3 3 V 3 . 3k 0 2k 3 3 3 R k 0 2 k 0 4 k 0 15 1 C 0.001 µF 0.001 µF 0.001 µF Test Circuit 1. Compensation (Bode Plot) Circuit IN 1k R1 R2 33k R3 C1 GND FB SNK OUT RETURN MIC4043 Supply * Compensation components Test Circuit 2. Transient Response Circuit |
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