FEATURES
All-In-One Synchronous Buck Driver Bootstrapped High-Side Drive One PWM Signal Generates Both Drives Programmable Transition Delay Anticross-Conduction Protection Circuitry APPLICATIONS
Multiphase Desktop CPU Supplies Mobile Computing CPU Core Power Converters Single-Supply Synchronous Buck Converters Standard-to-Synchronous Converter Adaptations IN Dual MOSFET Driver with Bootstrapping ADP3412 FUNCTIONAL BLOCK DIAGRAM VCC BST ADP3412 DRVH DLY OVERLAP PROTECTION CIRCUIT SW DRVL PGND GENERAL DESCRIPTION
One of the drivers can be bootstrapped, and is designed to handle the high-voltage slew rate associated with “floating” high-side gate drivers. 5V D1 VCC BST 12V ADP3412 CBST IN DRVH Q1 SW DLY CDLY DELAY 1V DRVL Q2 1V PGND Figure 1. General Application Circuit REV. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
Analog Devices
