MAX20734EPL+ by Analog Devices

Integrated, Step-Down Switching Regulator with PMBus


The MAX20734 is a fully integrated, highly efficient switching regulator with PMBus™ for applications operating from 4.5V to 16V and requiring up to 40A (max) load. This single-chip regulator provides extremely compact, high-efficiency power-delivery solutions with high-precision output voltages and excellent transient response for networking, datacom, and telecom equipment. The IC offers a broad range of programmable features through either the PMBus or a capacitor and resistor connected to a dedicated programming pin. Using this feature, the operation can be optimized for a specific application, reducing the component count and/or setting appropriate trade-offs between the regulator’s performance and system cost. Ease of programming enables using the same design for multiple applications. The IC includes protection and telemetry features. Positive and negative cycle-by-cycle overcurrent protection and overtemperature protection ensure a rugged design. Input undervoltage lockout shuts down the device to prevent operation when the input voltage is out of specification. A status pin provides an output signal to show that the output voltage is within range and the system is regulating. PMBus is a trademark of SMIF, Inc.

Where to Buy

Prices starting from US$8.85

Distributor Stock
Logo for Farnell
Farnell
from US$9.12
1
in stock
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Logo for Newark Electronics
Newark Electronics
from US$8.85
1
in stock
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Logo for element14
element14
from US$8.94
1
in stock
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Logo for Analog Devices
Analog Devices
-
-
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Features

High Power Density and Low Component Count
Overall Solution Size 509mm2 Including Inductor and Output Capacitors
90.7% Peak Efficiency with VDDH = 12V and VOUT = 1V
Fast Transient Response: Supports Up to 300A/μs Load-Step Transients
Optimized Component Performance and Efficiency with Reduced Design-In Time
PMBus-Compliant Interface for Telemetry and Power Management
Voltage, Current, and Temperature Reporting through the Digital Bus
Increased Power-Supply Reliability with System and IC Self-Protection Features
Differential Remote Sense with Open-Circuit Detection
Hiccup Overcurrent Protection
Programmable Thermal Shutdown

Specifications

VIN (V) (min) 4.5
VIN (V) (max) 16
VOUT1 (V) (min) 0.6
VOUT1 (V) (max) 5.5
IOUT1 (A) (max) 40
Switch Type Internal
Preset VOUT (V) 1
Output Adjust. Method Digital/VIDPresetResistor
Synchronous Switching? Yes
Power Good Signal Yes
# DC-DC Outputs 1
Switching Frequency (kHz) 400600800
Design Tools EE-Sim
Package/Pins FCQFN/15
BudgetaryPrice (See Notes) 6.2


MAX20734EPL+ Semiconductors - ICs by Analog Devices

DC/DC CONV POL 40A BUCK FCQFN

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

Specifications

Topology Buck (Step Down)
Input Voltage Min 4.5V
Input Voltage Max 16V
No. of Outputs 1Outputs, 1 Output
DC / DC Converter IC Case FCQFN
No. of Pins 15Pins
Output Current 40A
Output Voltage Min 600mV
Output Voltage Max 5.5V
Switching Frequency 900kHz
Operating Temperature Max 125°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
DC / DC Converter Type Module

Alternative Descriptions

Dc/Dc Conv, Pol, 40A, Buck, Fcqfn | Newark Electronics
DC/DC CONV, POL, 40A, BUCK, FCQFN | element14
45A POL w/PMBUS GM | Analog Devices

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX20734EPL+ ?

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Is the MAX20734EPL+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX20734EPL+ have stock available?

Authorised distributors including Newark Electronics, element14, Farnell and Analog Devices have stock available or on a lead time for MAX20734EPL+ .

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