ADP151Data SheetPIN CONFIGURATIONS AND FUNCTION DESCRIPTIONSVINVOUT 16 VIN15VOUTADP151ADP151GNDNC 25 NC2TOP VIEWTOP VIEW(Not to Scale)(Not to Scale) 048 4 ENENGND 334NC 08627- 003 NC = NO CONNECTNOTES 08627- 1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN. 2. THE EXPOSED PAD MUST BE CONNECTED TO GROUND. Figure 4. 5-Lead TSOT Pin Configuration Figure 6. 6-Lead LFCSP Pin Configuration 12AVINVOUTTOP VIEW(Not to Scale)BENGND 004 08627- Figure 5. 4-Ball WLCSP Ball Configuration Table 5. Pin Function DescriptionsPin No.TSOTWLCSPLFCSPMnemonic Description 1 A1 6 VIN Regulator Input Supply. Bypass VIN to GND with a 1 µF or greater capacitor. 2 B2 3 GND Ground. 3 B1 4 EN Enable Input. Drive EN high to turn on the regulator and drive EN low to turn off the regulator. For automatic startup, connect EN to VIN. 4 Not applicable 2 NC No Connect. Not connected internal y. 5 A2 1 VOUT Regulated Output Voltage. Bypass VOUT to GND with a 1 µF or greater capacitor. Not applicable Not applicable 5 NC No Connect. Not connected internal y. Not applicable Not applicable EPAD Exposed Pad. The exposed pad must be connected to ground. The exposed pad enhances the thermal performance of the package. Rev. H | Page 6 of 23 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties ENABLE FEATURE ADJUSTABLE OUTPUT VOLTAGE OPERATION CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS
