Datasheet ADP172 (Analog Devices) - 6

ADP172 Data Sheet PIN CONFIGURATION AND FUNCTION DESCRIPTIONS BALL 1 INDICATOR 1 2 VIN VOUT A EN GND
002
B
1- 11 06
TOP VIEW (BALL SIDE DOWN) Not to Scale
Figure 2. Pin Configuration
Table 5. Pin Function Descriptions Pin No. Mnemonic Description
A1 VIN Regulator Input Supply. Bypass VIN to GND with a 1 µF or greater capacitor. A2 VOUT Output Voltage Adjust Input. Connect the midpoint of an external divider from VOUT to GND to this pin to set the output voltage B1 EN Enable Input. Drive EN high to turn on the regulator; drive EN low to turn off the regulator. For automatic startup, connect EN to VIN. B2 GND Ground. Rev. E | Page 6 of 20 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 Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Undervoltage Lockout Enable Feature Current Limit and Thermal Overload Protection Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide