DP21DM22DP13DM14VDRP5SNS1N6SNSP7SNS2N8PWR9FREQ10NC11FB12AGND13MODE14SW15BOOT16VCC17ANGD18PGND19SW20SW21SW22SW23PGND24PGND25PGND26PGND27NC28VIN29VIN30VIN31EN32VIN33SW34