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A3955SB-T

A3955SB-T

A3955SB-T

Allegro MicroSystems

1.5A mA 3.3mm mm 6.35mm mm Motor Drivers 16 5V V 50V V 19.05mm mm

SOT-23

A3955SB-T Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Through Hole
Mounting Type Through Hole
Package / Case 16-PowerDIP (0.300, 7.62mm)
Number of Pins 16
Operating Temperature-20°C~150°C TJ
PackagingTube
Published 1999
JESD-609 Code e3
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
Termination Through Hole
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Applications General Purpose
Additional FeatureALSO REQUIRES 5V TO 50V VBB SUPPLY
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Supply Voltage 5V
Terminal Pitch2.54mm
Reach Compliance Code unknown
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number A3955
Function Driver - Fully Integrated, Control and Power Stage
Number of Outputs 1
Qualification StatusNot Qualified
Output Voltage 50V
Max Output Current1.5A
Operating Supply Voltage5V
Power Supplies5V
Interface Parallel
Analog IC - Other Type STEPPER MOTOR CONTROLLER
Output Configuration Half Bridge (2)
Max Output Voltage50V
Supply Current-Max (Isup) 50mA
Voltage - Load 4.5V~50V
Motor Type - Stepper Bipolar
Step Resolution1, 1/2, 1/4, 1/8
Height 3.3mm
Length 19.05mm
Width 6.35mm
REACH SVHC No SVHC
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2378 items

A3955SB-T Product Details

A3955SB-T Overview


This package was designed with Tubein mind.16-PowerDIP (0.300, 7.62mm)cases are included with the part.The part should be mounted by Through Hole.I believe it is suitable for the component connected to General Purpose.There is a capability for the device to provide 4.5V~5.5V volts.This device operates at a temperature of -20°C~150°C TJ.This part provides 16terminations.If the voltage is applied to the load at the rate of [0], the load will be affected.I would like to remind you that this amplifier should be operated at 5V.The recommended way to mount it is Through Hole.This device utilizes the STEPPER MOTOR CONTROLLERanalog integrated circuit.The A3955part number allows us to locate it.A device with 16pins is available.The available outputs are [0].There is 5V supply voltage required for this driver.Drivers controllers is maintained at 50V volts.Controller ic has also been assigned the characteristic [0].Its maximum output current reaches 1.5Ato meet the operational requirements.

A3955SB-T Features


Applications : General Purpose
Load voltage across the chip 4.5V~50V
base on A3955 number
designed with 1 outputs
Additional Feature: ALSO REQUIRES 5V TO 50V VBB SUPPLY


A3955SB-T Applications


There are a lot of Allegro MicroSystems
A3955SB-T motor drivers applications.


  • Automotive applications
  • Dome
  • Dash
  • Footwell lighting
  • Indicator
  • Telltale lights
  • Infotainment backlighting
  • Tail lights
  • Turn signals
  • Brake lights

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