Datasheets
A3977KLP by: Allegro MicroSystems LLC

Stepper Motor Controller, 2.5A, NMOS, PDSO28, EXPOSED PAD, TSSOP-28

Part Details for A3977KLP by Allegro MicroSystems LLC

Overview of A3977KLP by Allegro MicroSystems LLC

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Applications Education and Research Aerospace and Defense Agriculture Technology Automotive Robotics and Drones

Part Details for A3977KLP

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A3977KLP Part Data Attributes

A3977KLP Allegro MicroSystems LLC
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A3977KLP Allegro MicroSystems LLC Stepper Motor Controller, 2.5A, NMOS, PDSO28, EXPOSED PAD, TSSOP-28
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer ALLEGRO MICROSYSTEMS LLC
Part Package Code SSOP
Package Description HTSSOP, TSSOP28,.25
Pin Count 28
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Analog IC - Other Type STEPPER MOTOR CONTROLLER
JESD-30 Code R-PDSO-G28
JESD-609 Code e0
Length 9.7 mm
Number of Functions 1
Number of Terminals 28
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 2.5 A
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) 240
Qualification Status Not Qualified
Seated Height-Max 1.2 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 3 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount YES
Technology NMOS
Temperature Grade AUTOMOTIVE
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 4.4 mm

Alternate Parts for A3977KLP

This table gives cross-reference parts and alternative options found for A3977KLP. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of A3977KLP, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
A3977KLP-T Stepper Motor Controller, 2.5A, PDSO28, LEAD FREE, EXPOSED PAD, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977KLP-T
A3979SLP-T Stepper Motor Controller, 2.5A, BCDMOS, PDSO28, 1.2 MM HEIGHT, LEAD FREE, EXPOSED PAD, MO-153AET, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3979SLP-T
A3977KLPTR Stepper Motor Controller, 2.5A, NMOS, PDSO28, EXPOSED PAD, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977KLPTR
A3977KLPTR-T Stepper Motor Controller, 2.5A, NMOS, PDSO28, 1.20 MM HEIGHT, LEAD FREE, MO-153AET, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977KLPTR-T
Part Number Description Manufacturer Compare
A3977SED Stepper Motor Controller, 2.5A, NMOS, PQCC44, BATWING, PLASTIC, LCC-44 Allegro MicroSystems LLC A3977KLP vs A3977SED
A3977SED-T Stepper Motor Controller, 2.5A, NMOS, PQCC44, LEAD FREE, BATWING, PLASTIC, LCC-44 Allegro MicroSystems LLC A3977KLP vs A3977SED-T
AN44161A Stepper Motor Controller, 2.5A, BCDMOS, PDSO34, SOP-34 Panasonic Electronic Components A3977KLP vs AN44161A
A3977SLP-T Stepper Motor Controller, 2.5A, NMOS, PDSO28, LEAD FREE, MO-153AET, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977SLP-T
A3977KLP-T Stepper Motor Controller, 2.5A, PDSO28, LEAD FREE, EXPOSED PAD, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977KLP-T
A3977SLPTR Stepper Motor Controller, 2.5A, NMOS, PDSO28, EXPOSED PAD, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977SLPTR
A3977SEDTR Stepper Motor Controller, 2.5A, NMOS, PQCC44, BATWING, PLASTIC, LCC-44 Allegro MicroSystems LLC A3977KLP vs A3977SEDTR
A3977EED Stepper Motor Controller, 2.5A, NMOS, PQCC44, COPPER BATWING, PLASTIC, LCC-44 Allegro MicroSystems LLC A3977KLP vs A3977EED
A3977KLPTR-T Stepper Motor Controller, 2.5A, NMOS, PDSO28, 1.20 MM HEIGHT, LEAD FREE, MO-153AET, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977KLPTR-T
A3977SLP-TTR Stepper Motor Controller, 2.5A, NMOS, PDSO28, LEAD FREE, EXPOSED PAD, TSSOP-28 Allegro MicroSystems LLC A3977KLP vs A3977SLP-TTR

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