MIC5020BM Micrel Inc, MIC5020BM Datasheet
MIC5020BM
Specifications of MIC5020BM
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MIC5020BM Summary of contents
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... Gate to source protection • Compatible with current sensing MOSFETs Applications • Lamp control • Heater control • Motor control • Solenoid switching • Switch-mode power supplies • Circuit breaker pin may be Ordering Information open Standard T DD MIC5020BM V+ MIC5020 Gate Input Sense Fault Sense+ 4 ...
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MIC5020 Pin Configuration Block Diagram 6V Internal Regulator C Sense+ Sense- 50mV Input Transistor Count: 82 Pin Description Pin Number Pin Name Input 3 Fault Gnd 6 Sense + 7 Sense – 8 Gate ...
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MIC5020 Absolute Maximum Ratings Supply Voltage (V ) ................................................... +55V DD Input Voltage .................................................–0.5V to +15V Sense Differential Voltage .......................................... ±6.5V Sense + or Sense – to Gnd ...........................–0.5V to +50V Fault Voltage ............................................................... +50V Current into Fault ........................................................ 50mA ...
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MIC5020 Typical Characteristics Supply Current vs. Supply Voltage 3 3.0 2.5 2.0 1 1.0 0 (V) SUPPLY Input Current vs. Input ...
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MIC5020 Functional Description Refer to the MIC5020 block diagram. Input A signal greater than 1.4V (nominal) applied to the MIC5020 causes gate enhancement on an external MOSFET INPUT turning the external MOSFET on. An internal pull-down resistor insures that an ...
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MIC5020 Lamp Driver Application Incandescent lamps have a high inrush current (low resis- tance) when turned on. The MIC5020 can perform a “soft start” by pulsing the MOSFET (overcurrent condition) until the filament is warm enough for its current to ...
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MIC5020 Faster MOSFET Switching The MIC5020’s current can be multiplied using a pair of GATE bipolar transistors to permit faster charging and discharging of the external MOSFET’s gate. 2N3904 +11V to +50V MIC5020 1 8 10µF V Gate DD 2 ...
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... MICREL INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA + 1 (408) 944-0800 TEL This information furnished by Micrel in this data sheet is believed to be accurate and reliable. However no responsibility is assumed by Micrel for its use. Micrel reserves the right to change circuitry and specifications at any time without notification to the customer. ...