MAX31911AUI+ footprint, schematic symbol and 3D model by Analog Devices

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Part Number MAX31911AUI+
Manufacturer Analog Devices
Pin Count 29
Part Category Integrated Circuit
Package Category Small Outline Packages
Footprint Name Small Outline Packages - U28E-4
Released Date Jan 16, 2017
Last Modified Date Feb 2, 2025 12:24 PM UTC
Pinout / Pin List Click Here (Member Only)

MAX31911AUI+ Details

Manufacturer Part Number:
MAX31911AUI+
Brand Name:
Analog Devices Inc
Rohs Code:
Yes
Part Life Cycle Code:
Active
Part Package Code:
28-TSSOP_4.4_EP-4.4_MM
Package Description:
TSSOP-28
Pin Count:
28
Manufacturer Package Code:
28-TSSOP_4.4_EP-4.4_MM
Country Of Origin:
Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA
HTS Code:
8542.39.00.01
Date Of Intro:
2012-09-07
Manufacturer:
Analog Devices Inc
YTEOL:
10
Interface IC Type:
DIGITAL I/P MODULE
JESD-30 Code:
R-PDSO-G28
JESD-609 Code:
e3
Length:
9.7 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
28
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HTSSOP
Package Equivalence Code:
TSSOP28,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Supply Current-Max:
2 mA
Supply Voltage-Max:
36 V
Supply Voltage-Min:
7 V
Supply Voltage-Nom:
24 V
Surface Mount:
YES
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm

MAX31911AUI+ Frequently Asked Questions (FAQs)

A good PCB layout for the MAX31911AUI+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated analog ground layer is recommended. Additionally, it's essential to follow the layout guidelines provided in the datasheet and application notes.
To ensure accurate voltage measurement, it's crucial to use a high-precision voltage reference, such as the internal 2.048V reference or an external reference. Additionally, the input voltage range should be within the specified range, and the input impedance should be high enough to avoid loading the voltage source. It's also important to follow proper PCB layout and routing guidelines to minimize noise and interference.
The maximum sampling rate of the MAX31911AUI+ is 1Msps (million samples per second) for all channels. However, the actual sampling rate may be limited by the system's clock frequency, the number of channels being sampled, and the desired resolution.
The MAX31911AUI+ is specified to operate from -40°C to +125°C. However, the device's accuracy and performance may degrade at high temperatures. It's essential to consult the datasheet and application notes for guidance on using the device in high-temperature applications and to ensure that the device is properly derated.
The MAX31911AUI+ has an internal calibration mechanism that can be used to calibrate the device. The calibration process involves writing specific values to the device's registers to adjust the gain and offset of the ADC. The calibration process should be performed at the desired operating temperature and voltage range. Consult the datasheet and application notes for detailed calibration procedures.

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MAX31911AUI+ Overview

Use the download button to access the MAX31911AUI+ schematic symbol and PCB footprint.

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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MAX31911AUI+ - Analog Devices