MAX17620EVKIT# by Analog Devices

4MHz, Miniature 600mA, Synchronous Step-Down DC-DC Converter with Integrated MOSFETs


The MAX17620 is a high-frequency, high-efficiency synchronous step-down DC-DC converter with integrated MOSFETs that operates over a 2.7V to 5.5V input voltage range. The device supports up to 600mA load current and 1.5V to 100% VIN output voltage. High-frequency operation enables the use of small, low-cost inductors and capacitors. The device features selectable PWM/skip mode of operation at light loads and operates at a 4MHz fixed-frequency in PWM mode. Skip mode improves system efficiency at light loads, while PWM mode maintains a constant switching frequency over the entire load. In skip mode, the device draws only 40µA of quiescent current from the supply input. In shutdown mode, the current consumption is reduced to 0.1µA. The device also features a soft-start feature to reduce the inrush current during startup, and also incorporates an enable (EN) pin to turn on/off the device. An open-drain PGOOD pin provides power-good signal to the system upon achieving successful regulation of the output voltage. The MAX17620 is available in an 8-pin, 2mm x 2mm TDFN package and operates over the -40°C to +125°C temperature range.

Where to Buy

Prices starting from US$40.00

Distributor Stock
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Farnell
from US$41.16
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Newark Electronics
from US$42.55
2
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element14
from US$43.89
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Chip One Stop
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Features

Minimizes External Components, Reducing Total Cost Synchronous Operation for High Efficiency and Reduced Cost Internal Compensation for Stable Operation at Any Output Voltage All-Ceramic Capacitor Solution 4MHz Operation Only 5 External Components Required Total Solution Size is 12mm2 (Sum of the Components Area)
Synchronous Operation for High Efficiency and Reduced Cost
Internal Compensation for Stable Operation at Any Output Voltage
All-Ceramic Capacitor Solution
4MHz Operation
Only 5 External Components Required
Total Solution Size is 12mm2 (Sum of the Components Area)
Reduces Number of DC-DC Regulators to Stock Wide 2.7V to 5.5V Input Voltage Range Adjustable 1.5V to 100% VIN Output Voltage Range Delivers Up to 600mA Load Current 100% Duty-Cycle Operation +1%/-0.75% Reference Voltage Accuracy Available in a 2mm x 2mm TDFN Package
Wide 2.7V to 5.5V Input Voltage Range
Adjustable 1.5V to 100% VIN Output Voltage Range
Delivers Up to 600mA Load Current
100% Duty-Cycle Operation
+1%/-0.75% Reference Voltage Accuracy
Available in a 2mm x 2mm TDFN Package
Reduces Power Dissipation Peak Efficiency 91% Skip Mode for High Light-Load Efficiency Shutdown Current = 0.1µA
Peak Efficiency 91%
Skip Mode for High Light-Load Efficiency
Shutdown Current = 0.1µA
Operates Reliably Peak Current-Limit Protection Soft-Start Reduces Inrush Current During Startup Built-In Output-Voltage Monitoring (Open-Drain PGOOD Pin) -40°C to +125°C Operation
Peak Current-Limit Protection
Soft-Start Reduces Inrush Current During Startup
Built-In Output-Voltage Monitoring (Open-Drain PGOOD Pin)
-40°C to +125°C Operation

Specifications

VIN (V) (min) 2.7
VIN (V) (max) 5.5
VOUT1 (V) (min) 1.5
VOUT1 (V) (max) 5.5
IOUT1 (A) (max) 0.6
Switch Type Internal
Output Adjust. Method Resistor
Synchronous Switching? Yes
Power Good Signal Yes
# DC-DC Outputs 1
Switching Frequency (kHz) 4000
Design Tools EE-Sim
Package/Pins TDFN-CU/8
BudgetaryPrice (See Notes) 0.78


MAX17620EVKIT# Development Boards & Evaluation Kits by Analog Devices

EVALUATION BOARD SYNC BUCK CONVERTER

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

Specifications

Silicon Manufacturer Maxim Integrated Products
Silicon Core Number MAX17620
Kit Application Type Power Management
Application Sub Type Synchronous Buck Converter
Kit Contents Eval Board MAX17620
Product Range -
Automotive Qualification Standard -
SVHC No SVHC (15-Jan-2018)
Features Sync Step-down Converter 4MHz Switching 600mA/1.8V O/P Open-drain PGOOD O/P 2.7-5.5V Power

Alternative Descriptions

Evaluation Board, Sync Buck Converter | Newark Electronics
EVALUATION BOARD, SYNC BUCK CONVERTER | element14

Frequently Asked Questions

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Is the MAX17620EVKIT# RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including Newark Electronics, element14, Farnell and Chip One Stop have stock available or on a lead time for MAX17620EVKIT# .

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