MAX17509EVKIT# by Analog Devices

4.5V–16V, Dual 3A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Resistor Programmability


The MAX17509 integrates two 3A internal switch step-down regulators with programmable features. The device can be configured as two single-phase independent, 3A power supplies or as a dual-phase, single-output 6A power supply. The device operates from 4.5V to 16V input and generates independently adjustable output voltage in the ranges of 0.904V to 3.782V and 4.756V to 5.048V, with ±2% system accuracy. This device provides maximum flexibility to the end-user by allowing to choose multiple programmable options by connecting resistors to the configuration pins. Two key highlights of the device are the self-configured compensation for any output voltage and the ability to program the slew rate of LX switching nodes to mitigate noise concerns. In noise-sensitive applications, such as high-speed multi-gigabit transceivers in FPGAs, RF, and audio benefit from this unique slew rate control. SYNC input is provided for synchronized operation of multiple devices with system clocks. MAX17509 offers output overvoltage (OV) and undervoltage (UV) protection, as well as overcurrent (OC) and undercurrent (UC) protection with a selectable hiccup/latch option. It operates over the -40°C to +125°C temperature range, with thermal sensing and shutdown provided for overtemperature (OT) protection. The device is available in a 32-pin 5mm x 5mm TQFN package.

Where to Buy

Prices starting from US$94.70

Distributor Stock
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Farnell
from US$96.66
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Chip One Stop
from US$94.70
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Newark Electronics
from US$102.18
-
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Features

Reduces Number of DC-DC Regulators in Inventory Output Voltage (0.904V to 3.782V and 4.756V to 5.048V with 20mV Resolution) Configurable Two Independent Outputs (3A/3A) or a Dual-Phase Single Output (6A)
Output Voltage (0.904V to 3.782V and 4.756V to 5.048V with 20mV Resolution)
Configurable Two Independent Outputs (3A/3A) or a Dual-Phase Single Output (6A)
Mitigate Noise Concerns and EMI Adjustable Switching Frequency with Selectable 0/180° Phase Shift External Frequency Synchronization Adjustable Switching Slew Rate Passes EN55022 (CISPR22) Class-B Radiated and Conducted EMI Standard
Adjustable Switching Frequency with Selectable 0/180° Phase Shift
External Frequency Synchronization
Adjustable Switching Slew Rate
Passes EN55022 (CISPR22) Class-B Radiated and Conducted EMI Standard
Ease of System Design All Ceramic Capacitors Solution Auto-Configured Internal Compensation Selectable Hiccup or Brickwall Mode Adjustable Soft-Start Rise/Fall Time with Soft Stop Modes and Prebias Startup -40°C to +125°C Operation
All Ceramic Capacitors Solution
Auto-Configured Internal Compensation
Selectable Hiccup or Brickwall Mode
Adjustable Soft-Start Rise/Fall Time with Soft Stop Modes and Prebias Startup
-40°C to +125°C Operation
Reliable Operation Robust Fault Protections (VIN_UVLO, UV/OV, UC/OC, OT) Power Good
Robust Fault Protections (VIN_UVLO, UV/OV, UC/OC, OT)
Power Good

Specifications

VIN (V) (min) 4.5
VIN (V) (max) 16
VOUT1 (V) (min) 0.9
VOUT1 (V) (max) 5
IOUT1 (A) (max) 3
Switch Type Internal
Preset VOUT (V) 20mV steps
Output Adjust. Method Resistor
Synchronous Switching? Yes
Power Good Signal Yes
# DC-DC Outputs 2
Switching Frequency (kHz) 500100015002000
Design Tools EE-Sim
Package/Pins TQFN-CU/32
BudgetaryPrice (See Notes) 2.98


MAX17509EVKIT# Development Boards & Evaluation Kits by Analog Devices

EVAL BOARD MAX17504 DUAL SYNC BUCK CONV

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Silicon Manufacturer Maxim Integrated Products
Silicon Core Number MAX17509
Kit Application Type Power Management
Application Sub Type Synchronous Buck Converter
Kit Contents Eval Board MAX17509
Product Range -
Automotive Qualification Standard -
SVHC No SVHC (15-Jan-2018)
Features Sync Buck Conv 3A/1.2V & 3.3V O/P 180Deg Out of Phase 1MHz Switch POL Application 4.5-16V Power

Alternative Descriptions

Eval Board, Max17504 Dual Sync Buck Conv | Newark Electronics
EVAL BOARD, MAX17504 DUAL SYNC BUCK CONV | Farnell

Frequently Asked Questions

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Is the MAX17509EVKIT# RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including Chip One Stop, Newark Electronics and Farnell have stock available or on a lead time for MAX17509EVKIT# .

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