PRODUCT BRIEFSZPL8216APin Out 14 VIN 13 PH BOOT 1 12 AVCC AGND 2 ILIM 3 RCF 4 REFIN 5 11 PGND FBN 6 FBP 7 EN 8 PGD 9 VIN 10 Figure 3: Device Bottom ViewPin DefinitionsPin #NameDescription 1 BOOT High-side driver supply 2 AGND Return of internal analog circuitry 3 ILIM Connect a resistor to AGND to set valley current limit 4 RCF Connect a resistor to AGND to set switching frequency and DCM/CCM operation 5 REFIN Connect to a capacitor to FBN, or to an external reference for output voltage tracking 6 FBN Output remote sense return 7 FBP Output remote sense feedback 8 EN Enable input to initiate soft-start 9 PGD Power good output with open drain 10 VIN Input to the power stage and internal LDO 11 PGND Power ground of the power stage 12 AVCC Internal LDO output. 3.3 V for -A and -B device versions. 5.0 V for -C device version. 13 PHASE Switch node of power stage 14 VIN Input to the power stage and internal LDO Silanna Semiconductor Proprietary and Confidential Page 2 For more information: www.SilannaSemi.com Document 10841 Ver. 3.0