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RENESAS ZL1505ALNFT1 product image
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RENESAS ZL1505ALNFT1

Manufacturer
MPN
ZL1505ALNFT1
LCSC Part #
C2677188
Packaging
DFN-10-EP(3x3)
Customer #
Key Attributes
4.5V~7.5V 5A 3A DFN-10-EP(3x3) Gate Drivers
DatasheetRENESAS ZL1505ALNFT1
Alternative Parts1
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Gate Drivers
ManufacturerRENESAS
PackagingDFN-10-EP(3x3)
Input Logic Level - Low-
Low Level Delay Time-
High Level Delay Time-
Quiescent Current110uA
Input Logic Level - High-
Voltage - Supply4.5V~7.5V
Operating Temperature-40℃~+125℃
Driven ConfigurationHalf-Bridge
Current - Output Low(IOL)5A
Rise Time5.3ns
Fall Time4.8ns
FeaturesDead-time control;Built-in bootstrap diode;Interleaved conduction protection
Current - Output High(IOH)3A
Load TypeMOSFET

Introduction

AI Translation

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 DigitalDC™ 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. A unique adjustable gate drive current scheme allows the user to adjust the drive current on both drivers to optimize performance for a wide rage of input/output voltages, load currents, power MOSFETs and switching frequencies up to 1.4MHz. An integrated 30V bootstrap Schottky diode is used to charge the external bootstrap capacitor. An internal watchdog circuit prevents excessive shoot-through currents and protects the external MOSFET switches. The ZL1505 is specified over a wide -40°C to +125°C junction temperature range and is available in an exposed pad DFN-10 package.

Features

AI Translation
  • 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
  • 48 source, >5A sink low-side driver
  • 3A source/sink high-side driver

  • <10ns rise/fall times, low propagation delay
  • Adjustable gate drive strength optimizes efficiency for different VIN, VOUT, IOUT, FSW and MOSFET combinations
  • Internal non-overlap watchdog prevents shoot-through currents

Applications

AI Translation
  • High efficiency, high-current DC/DC buck converters with digital control and PMBus™
  • Multi-phase digital DC/DC converters with phase adding/dropping
  • Power train modules
  • Synchronous rectification for secondary side isolated power converters

Alternative Parts

MPNManufacturerAlternative TypePackagingAvailabilityUnit Price
MAX8552ETBMAXIMSimilarTDFN-10-EP(3x3)0$ 1.3359
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