sm72441mtx National Semiconductor Corporation, sm72441mtx Datasheet
sm72441mtx
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sm72441mtx Summary of contents
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... A/D converter used to sense input and output voltage and current, as well as board con- figuration. Externally programmable values include maximum output voltage and current as well as different settings on slew rate, and soft-start. Block Diagram © 2011 National Semiconductor Corporation SM72441 Features ■ Renewable Energy Grade ■ ...
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www.national.com 2 ...
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... Connection Diagram Ordering Information Order Number Description SM72441MTX TSSOP-28 SM72441MTE TSSOP-28 SM72441MT TSSOP-28 30134203 Top View TSSOP-28 NSC Package Drawing Supplied As MTC28 2500 Units in Tape and Reel MTC28 250 Units in Tape and Reel MTC28 48 Units in rail 3 Package Top Mark S72441 S72441 S72441 www ...
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Pin Descriptions Pin Name Description 1 RST Active low signal. External reset input signal to the digital circuit. 2 NC1 No Connect. This pin should be grounded. 3 VDDD Digital supply voltage. This pin should be connected ...
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Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Analog Supply Voltage V A (VDDA -VSSA) Analog Supply Voltage V D (VDDD -VSSD) Voltage on Any Pin to ...
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Operation Description OVERVIEW The SM72441 is a programmable MPPT controller capable of outputting four PWM gate drive signals for a 4-switch buck- boost converter. The typical application circuit is shown in Figure 2. The SM72441 uses an advanced digital controller ...
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MAXIMUM OUTPUT VOLTAGE Maximum output voltage on the SM72441 is set by resistor divider ratio on pin A0. (Please refer to plication Circuit). Where RT1 and RB1 are the resistor divider on the ADC pin A0 and RFB1 and RFB2 ...
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RESET PIN When the reset pin is pulled low, the chip will cease its normal operation and turn-off all of its PWM outputs. Below is an os- cilloscope capture of a forced reset condition. FIGURE 5. Reset Operational Behavior As ...
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Physical Dimensions inches (millimeters) unless otherwise noted NS Package Drawing MTC28 9 www.national.com ...
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... National Semiconductor and the National Semiconductor logo are registered trademarks of National Semiconductor Corporation. All other brand or product names may be trademarks or registered trademarks of their respective holders. ...