A8651KLPTR-T-1 footprint, schematic symbol and 3D model by Allegro Microsystems

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PCB Footprints

A8651KLPTR-T-1 - Allegro Microsystems PCB footprint - Other - Other - LP,20-Lead TSSOP

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3D Models

A8651KLPTR-T-1 - Allegro Microsystems - 3D model - Other - LP,20-Lead TSSOP

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Datasheet Download Datasheet
Stock & Prices Price & Stock for A8651KLPTR-T-1
Part Number A8651KLPTR-T-1
Manufacturer Allegro Microsystems
Pin Count 21
Part Category Integrated Circuit
Package Category Other
Footprint Name Other - LP,20-Lead TSSOP
Released Date Feb 6, 2022
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

A8651KLPTR-T-1 Details

Manufacturer Part Number:
A8651KLPTR-T-1
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
TSSOP-20
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
Allegro MicroSystems LLC
YTEOL:
7.7
Analog IC - Other Type:
DUAL SWITCHING CONTROLLER
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
5.5 V
Input Voltage-Min:
2.5 V
Input Voltage-Nom:
5 V
JESD-30 Code:
R-PDSO-G20
JESD-609 Code:
e3
Length:
6.5 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
20
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
4.7 A
Package Body Material:
PLASTIC/EPOXY
Package Code:
HTSSOP
Package Equivalence Code:
TSSOP20,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE, SHRINK PITCH
Screening Level:
AEC-Q100
Seated Height-Max:
1.2 mm
Supply Current-Max (Isup):
6 mA
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
2450 kHz
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Width:
4.4 mm

A8651KLPTR-T-1 Frequently Asked Questions (FAQs)

Allegro recommends a 2-layer PCB with a solid ground plane on the bottom layer and a thermal relief pattern on the top layer to minimize thermal resistance. A minimum of 2 oz copper thickness is recommended for the PCB.
To ensure accurate current sensing, it's essential to follow proper PCB layout guidelines, use a low-impedance current sense resistor, and minimize noise coupling. Additionally, Allegro recommends using a Kelvin connection to the sense resistor to reduce errors.
Although the datasheet specifies a maximum VCC voltage of 5.5V, Allegro recommends limiting the voltage to 5V to ensure reliable operation and minimize the risk of damage.
The A8651KLPTR-T-1 has a built-in overcurrent detection feature. When an overcurrent condition is detected, the device will latch off the output stage. To handle overcurrent conditions, Allegro recommends using an external fault detection circuit and implementing a suitable fault response strategy.
Although the datasheet specifies an operating temperature range of -40°C to 150°C, Allegro recommends operating the device within a range of -20°C to 125°C for optimal performance and reliability.

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A8651KLPTR-T-1 - Allegro Microsystems

A8651KLPTR-T-1 Details

A8651KLPTR-T-1 Frequently Asked Questions (FAQs)

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