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ZL1505 - Synchronous Step-Down MOSFET Drivers

Description

PIN NUMBER 1 PIN NAME HSEL TYPE (Note 3) I DESCRIPTION High-side gate drive current selector.

Connect to BST for maximum gate drive current; Connect to SW for 50% of maximum gate drive current.

Output of high-side gate driver.

Features

  • High-speed, high-current drivers for synchronous N-channel MOSFETs.
  • Adaptive dead-time control optimizes efficiency when used with Digital-DC controllers.
  • Integrated 30V bootstrap Schottky diode.
  • Capable of driving 40A per phase.
  • Supports switching frequency up to 1.4MHz - >4A source, >5A sink low-side driver - >3A source/sink high-side driver -.

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www.DataSheet4U.com Synchronous Step-Down MOSFET Drivers ZL1505 The ZL1505 is an integrated high-speed, high-current N-channel MOSFET driver for synchronous step-down DC-DC conversion applications. When used with Zilker Labs Digital-DC™ PWM controllers, the ZL1505 enables dynamically adaptive dead-time control that optimizes efficiency under all operating conditions. A dual input PWM configuration enables this efficiency optimization while minimizing complexity within the driver. Operating from a 4.5V to 7.5V input, the ZL1505 combines a 5A, 0.5W low-side driver and a 3A, 0.8W high-side driver to support high step-down buck applications.
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