MIC4827YMM Micrel Inc, MIC4827YMM Datasheet
MIC4827YMM
Specifications of MIC4827YMM
MIC4827YMM
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MIC4827YMM Summary of contents
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... CS 3.32M 3 REL VA 4 GND VB Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 ( July 2009 Features • 1.8V to 5.5V DC input voltage • 180V • Independently adjustable EL lamp frequency • Independently adjustable boost converter frequency applications. The • ...
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... Micrel, Inc. Ordering Information Part Number Standard Pb-Free MIC4827BMM MIC4827YMM Pin Configuration Pin Description Pin Number Pin Name 1 VDD 2 RSW 3 REL 4 GND July 2009 Ambient Temp. Range –40° to +85°C 8-Pin MSOP (MM) Pin Function Supply (Input): 1.8V to 5.5V. Switcher Resistor (External Component): Set switch frequency of the internal power MOSFET by connecting an external resistor to VDD ...
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Micrel, Inc. Absolute Maximum Ratings Supply Voltage (V )............................................–0 Output Voltage (V ) ........................................–0.5 to 100V CS Freq. Control Voltage ( RSW REL Power Dissipation @ T = 85°C ..............................200mW A Storage Temperature (T ) ...
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Micrel, Inc. Test Circuit 10µF July 2009 L1 D1 220µH BAV20WS MIC4827 1 5 VDD SW 562k 2 6 RSW CS 3.32M 3 8 REL GND VB 4 MIC4827 C OUT 0.033µF/100V 10nF ...
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Micrel, Inc. Typical Characteristics Switch Resistance vs. Input Voltage 345 INPUT VOLTAGE (V) Switching Frequency vs. Input Voltage 120 R = 332k 100 442k SW 60 ...
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Micrel, Inc. July 2009 6 MIC4827 M9999-070709-A (408) 955-1690 ...
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Micrel, Inc. Block Diagram RSW REL Functional Description Overview The MIC4827 is a high-voltage EL driver with an AC output voltage of 180V peak-to-peak capable of driving EL lamps up ...
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Micrel, Inc. TIME (2ms/div) Figure 2. 108Hz Typical Output Waveform Switching Frequency The switching frequency of the converter is controlled via an external resistor between R SW device. The switching frequency increases as the resistor value decreases. For resistor value ...
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Micrel, Inc. Application Information Inductor In general, smaller value inductors, which can handle more current, are more suitable to drive larger size lamps. As the inductor value decreases, the switching frequency (controlled should be increased to SW ...
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Micrel, Inc 2.4V to 5.5V 10µF/6.3V Murata GRM42-6X5R106K6.3 Figure 6. Typical EL Driver for 2in July 2009 L1 220µH Murata LQH4C221K04 C2 MIC4827 1 5 VDD RSW CS 3.32M 332k 3 8 REL ...
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Micrel, Inc 3.3V to 5.5V 10µF/6.3V Murata GRM42-6X5R106K6.3 Figure 7. Typical EL Driver for 2in July 2009 L1 560k Murata LQ32CN561K21 C2 MIC4827 1 5 VDD RSW CS 3.32M 562k 3 8 REL ...
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Micrel, Inc 1. 1.8V to 5.5V GRM42-6X5R106K6 1.5V 26mA July 2009 L1 220µH Murata LQH4C221K04 C2 10µF/6.3V MIC4827 Murata GRM42-6X5R106K6.3 1 VDD RSW CS 562k 0.01µF/50V 3 Murata REL VA ...
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Micrel, Inc 1.8V to 3.3V (2X Alkaline Batteries) 10µF/6.3V Murata GRM42-6X5R106K6.3 July 2009 L1 220µH Murata LQ32CN561K21 C2 MIC4827 1 5 VDD RSW CS 3.32M REL GND ...
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Micrel, Inc. Package Information July 2009 8-Pin MSOP (MM) 14 MIC4827 M9999-070709-A (408) 955-1690 ...
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Micrel, Inc. MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 (408) 944-0800 FAX +1 (408) 474-1000 WEB http:/www.micrel.com The information furnished by Micrel in this data sheet is believed to be accurate and reliable. However, no ...