Parameters |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
24-SOIC (0.295, 7.50mm Width) |
Operating Temperature |
-20°C~150°C TJ |
Packaging |
Tube |
Published |
2007 |
JESD-609 Code |
e0 |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
24 |
ECCN Code |
EAR99 |
Terminal Finish |
TIN LEAD |
Applications |
General Purpose |
Technology |
DMOS |
Voltage - Supply |
4.5V~5.5V |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
240 |
Supply Voltage |
5V |
Time@Peak Reflow Temperature-Max (s) |
30 |
Base Part Number |
A3973 |
JESD-30 Code |
R-PDSO-G24 |
Function |
Driver - Fully Integrated, Control and Power Stage |
Number of Outputs |
1 |
Qualification Status |
Not Qualified |
Operating Supply Voltage |
5V |
Interface |
Serial |
Analog IC - Other Type |
STEPPER MOTOR CONTROLLER |
Output Configuration |
Half Bridge (4) |
Current - Output |
1A |
Voltage - Load |
15V~35V |
Motor Type - Stepper |
Bipolar |
Step Resolution |
1 ~ 1/64 |
Height Seated (Max) |
2.65mm |
Width |
7.5mm |
RoHS Status |
Non-RoHS Compliant |
Lead Free |
Contains Lead |
A3973SLB Overview
The package contains [0].This part is packaged with a case of [0].Drivers controllers is recommended to mount the part by Surface Mount.The component connected in General Purposematches it perfectly.There is a capability for the device to provide 4.5V~5.5V volts.Regarding the operating temperature, it is in the range of -20°C~150°C TJ°C.There are 24 terminations available on this part.There is the option of applying the voltage to the load at the rate of 15V~35V.Drivers controllers is very important to keep in mind that this amplifier should be operated at 5V.There is Surface Mount recommended mounting method for this device.Ensure that the part output current remains at 1A.A STEPPER MOTOR CONTROLLERanalog integrated circuit is employed in this device.A3973is the part number that finds it.1outputs are available in total.A voltage of 5V is used as the supply voltage for this driver.
A3973SLB Features
Applications : General Purpose
Load voltage across the chip 15V~35V
base on A3973 number
designed with 1 outputs
A3973SLB Applications
There are a lot of Allegro MicroSystems A3973SLB motor drivers applications.
- Step-up or step-down driver topologies
- Hidden coves in high-end residential settings
- LCD displays
- Charge pump circuits
- RGB and monochromatic LED drivers for signage and traffic signals
- Smart lighting applications
- Indicator circuit
- Mobile phone display backlight and key light driving
- Automotive instrumentation
- Emergency lighting