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LM2735YMF Datasheet(PDF) 3 Page - Texas Instruments |
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LM2735YMF Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 58 page  LM2735 www.ti.com SNVS485F – JUNE 2007 – REVISED APRIL 2013 PIN DESCRIPTIONS - 5-PIN SOT-23 Pin Name Function 1 SW Output switch. Connect to the inductor, output diode. 2 GND Signal and power ground pin. Place the bottom resistor of the feedback network as close as possible to this pin. 3 FB Feedback pin. Connect FB to external resistor divider to set output voltage. 4 EN Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V. 5 VIN Supply voltage for power stage, and input supply voltage. PIN DESCRIPTIONS - 6-PIN WSON Pin Name Function 1 PGND Power ground pin. Place PGND and output capacitor GND close together. 2 VIN Supply voltage for power stage, and input supply voltage. 3 EN Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V. 4 FB Feedback pin. Connect FB to external resistor divider to set output voltage. 5 AGND Signal ground pin. Place the bottom resistor of the feedback network as close as possible to this pin & pin 4. 6 SW Output switch. Connect to the inductor, output diode. DAP GND Signal & Power ground. Connect to pin 1 & pin 5 on top layer. Place 4-6 vias from DAP to bottom layer GND plane. PIN DESCRIPTIONS - 8-PIN MSOP-PowerPAD Pin Name Function 1 No Connect 2 PGND Power ground pin. Place PGND and output capacitor GND close together. 3 VIN Supply voltage for power stage, and input supply voltage. 4 EN Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V. 5 FB Feedback pin. Connect FB to external resistor divider to set output voltage. 6 AGND Signal ground pin. Place the bottom resistor of the feedback network as close as possible to this pin & pin 5 7 SW Output switch. Connect to the inductor, output diode. 8 No Connect DAP GND Signal & Power ground. Connect to pin 2 & pin 6 on top layer. Place 4-6 vias from DAP to bottom layer GND plane. Copyright © 2007–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM2735 |
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