MAX34409ETE+ by Analog Devices

SMBus Dual/Quad Current Monitor


The MAX34408 and MAX34409 are two- and four-channel current monitors that are configured and monitored with a standard I2C/SMBus serial interface. Each unidirectional current sensor offers precision high-side operation with a low full-scale sense voltage. The devices automatically sequence through two or four channels and collect the current-sense samples and average them to reduce the effect of impulse noise. The raw ADC samples are compared to user-programmable digital thresholds to indicate overcurrent conditions. Overcurrent conditions trigger a hardware output to provide an immediate indication to shut down any necessary external circuitry.

Where to Buy

Prices starting from US$3.80

Distributor Stock
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Analog Devices
from US$3.80
2,104
in stock
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Newark Electronics
from US$4.64
0
in stock
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Farnell
from US$5.04
0
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Features

Enables Accurate Current Consumption Measurement on Up to Four Rails with Digital Serial Readout Low 12.25mV Full-Scale Current-Sense Voltage Automatic Round Robin Sequencing to Sample Each Current-Sense Input Selectable Averaging to Improve Current-Sense Accuracy Programmable Digital Overcurrent Thresholds with Delay Function I2C/SMBus Interface with Bus Timeout Register Access to Real-Time Current Measurements
Low 12.25mV Full-Scale Current-Sense Voltage
Automatic Round Robin Sequencing to Sample Each Current-Sense Input
Selectable Averaging to Improve Current-Sense Accuracy
Programmable Digital Overcurrent Thresholds with Delay Function
I2C/SMBus Interface with Bus Timeout
Register Access to Real-Time Current Measurements
Compatible on a Wide Range of Voltage Rails Wide 2.5V to 13.2V Common-Mode Range
Wide 2.5V to 13.2V Common-Mode Range
Automatic System Shutdown on Overcurrent Condition Shutdown Output Provides Immediate Hardware Indication of Overcurrent
Shutdown Output Provides Immediate Hardware Indication of Overcurrent

Specifications

VSENSE_FS (mV) (recomm.) 10
VOS @25°C (µV) (max) 191
Output Format Digital
CMVR (V) (min) 2.5
CMVR (V) (max) 13.2
VCC (V) (min) 2.7
VCC (V) (max) 3.6
ICC (µA) (typ) 830
Bi-Dir. Curr. Sense No
Gain Accuracy @25°C (%) (max) 2
Oper. Temp. (°C) -40 to +85
Package/Pins TQFN/16
BudgetaryPrice (See Notes) 3.08

Last 6 months Inventory & Pricing History



MAX34409ETE+ - Integrated Circuits by Analog Devices

CURRENT MONITOR QUAD TQFN-16

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

Specifications

No. of Amplifiers 4 Amplifier
Input Bias Current 2µA
Amplifier Case Style TQFN
No. of Pins 16Pins
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Bandwidth -
Supply Voltage Min 2.7V
Supply Voltage Max 3.6V
Input Offset Voltage -
CMRR -
Product Range -
Automotive Qualification Standard -
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
IC Function Current Monitor
IC Package Type TQFN

Last 6 months Inventory & Pricing History


Alternative Descriptions

SMBUS QUAD CURRENT MONITOR | Analog Devices
Smbus Current Monitor, Quad, 3.6V, Tqfn | Newark Electronics
CURRENT MONITOR, QUAD, TQFN-16 | Farnell

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX34409ETE+ ?

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Is the MAX34409ETE+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX34409ETE+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics and Farnell have stock available or on a lead time for MAX34409ETE+ .

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