LTM4650AIY footprint, schematic symbol and 3D model by Analog Devices

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PCB Footprints

LTM4650AIY - Analog Devices PCB footprint - Other - Other - BGA Package 144-Lead (16mm × 16mm × 5.01mm) (Reference LTC DWG # 05-08-1523 Rev A)_AD

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Part Number LTM4650AIY
Manufacturer Analog Devices
Pin Count 144
Part Category Integrated Circuit
Package Category Other
Footprint Name Other - BGA Package 144-Lead (16mm × 16mm × 5.01mm) (Reference LTC DWG # 05-08-1523 Rev A)_AD
Released Date Jan 9, 2021
Last Modified Date Apr 17, 2025 1:38 PM UTC
Pinout / Pin List Click Here (Member Only)

LTM4650AIY Details

Manufacturer Part Number:
LTM4650AIY
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Part Life Cycle Code:
Active
Pin Count:
144
Manufacturer Package Code:
05-08-1523
Country Of Origin:
Malaysia
ECCN Code:
EAR99
HTS Code:
8542.39.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
9
Additional Feature:
OUTPUT VOLTAGE IS FROM 0.6V TO 5.5V; HEAT SINK CAN BE CONNECTED AS PER REQUIREMENT
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
16 V
Input Voltage-Min:
4.5 V
Input Voltage-Nom:
12 V
JESD-30 Code:
S-PBGA-B144
JESD-609 Code:
e0
Length:
16 mm
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Terminals:
144
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
BGA
Package Equivalence Code:
BGA144,12X12,50
Package Shape:
SQUARE
Package Style:
GRID ARRAY
Seated Height-Max:
5.21 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
780 kHz
Technology:
HYBRID
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Tin/Lead (Sn/Pb)
Terminal Form:
BALL
Terminal Pitch:
1.27 mm
Terminal Position:
BOTTOM
Width:
16 mm

LTM4650AIY Frequently Asked Questions (FAQs)

A good PCB layout for optimal thermal performance involves placing the LTM4650AIY near a thermal pad or a heat sink, and ensuring that the thermal vias are connected to a solid copper plane on the bottom layer of the PCB. Additionally, keeping the component placement and routing symmetrical can help to reduce thermal gradients.
To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal design and layout guidelines, and to consider the device's thermal derating. Additionally, using a heat sink or a thermal interface material can help to reduce the junction temperature, and implementing thermal monitoring and shutdown mechanisms can prevent overheating.
The recommended input and output capacitors for the LTM4650AIY are typically low-ESR ceramic capacitors with a value of 10uF to 22uF. The input capacitor should be placed as close as possible to the VIN pin, and the output capacitor should be placed as close as possible to the VOUT pin. The capacitor selection should also consider the operating frequency, output voltage, and output current.
To troubleshoot issues with the PGOOD signal, first verify that the input voltage is within the recommended range and that the output voltage is within the specified tolerance. Check the PGOOD pin's voltage level and ensure that it's not being pulled low by an external circuit. Also, verify that the PGOOD signal is not being affected by noise or EMI.
Operating the LTM4650AIY in a high-humidity environment can lead to moisture-related issues, such as corrosion and electrical failures. To mitigate these risks, consider using conformal coating, potting, or hermetic sealing, and ensure that the device is stored in a dry environment when not in use.

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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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