5 X 5 MM, 0.90 MM HEIGHT, LEAD FREE, MO-220VHHD-1, QFN-28
Pin Count:
28
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
Allegro MicroSystems LLC
YTEOL:
7.8
Analog IC - Other Type:
3-PHASE BRUSHLESS DC MOTOR CONTROLLER
JESD-30 Code:
S-XQCC-N28
JESD-609 Code:
e3
Length:
5 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
28
Operating Temperature-Max:
105 °C
Operating Temperature-Min:
-20 °C
Package Body Material:
UNSPECIFIED
Package Code:
HVQCCN
Package Equivalence Code:
LCC28,.2SQ,20
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1 mm
Supply Current-Max (Isup):
6 mA
Supply Voltage-Max (Vsup):
37.5 V
Supply Voltage-Min (Vsup):
8 V
Supply Voltage-Nom (Vsup):
24 V
Surface Mount:
YES
Temperature Grade:
OTHER
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
40
Width:
5 mm
A4931METTR-T Frequently Asked Questions (FAQs)
A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good thermal conductivity between the device and the PCB. A minimum of 2 oz copper thickness is recommended for the PCB.
To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal design and layout guidelines, and to ensure that the device is operated within its specified temperature range. Additionally, consider using thermal interface materials and heat sinks to improve heat dissipation.
The recommended soldering conditions for the A4931METTR-T are: peak temperature of 260°C, time above 217°C of 30 seconds, and a total process time of 60 seconds. It's essential to follow these conditions to prevent damage to the device.
To troubleshoot issues with the device's output current, check the input voltage, output voltage, and output current waveforms using an oscilloscope. Verify that the device is properly connected and that the output is not overloaded. Also, check for any signs of overheating or thermal shutdown.
To prevent electrostatic discharge (ESD) damage, handle the device by the body or use an ESD wrist strap or mat. Ensure that the device is stored in an ESD-protected environment, and use ESD-protected packaging during transportation and storage.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
A4931METTR-T Overview
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