Mfr Part #:

L9942XP1TR

The STMicroelectronics L9942XP1TR is a bipolar motor driver featuring integrated control and power stage. It operates within a 7V to 20V range and handles up to 1.3A.

✓ Total Stock: 5,516 pcs

$ Price Range: $2.25

L9942XP1TR Available from 4 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Optech Co.,Limited ✓ Non-Authorised Inventory information	2,639 pcs On Request	2639 pcs	On Request	1	On Request	On Request	20+	On Request	On Request
Fe Components ✓ Non-Authorised Inventory information	2,000 pcs On Request	2000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	717 pcs On Request	717 pcs	On Request	1	On Request	On Request	13+	On Request	On Request
PROSOFT ELECTRONICS ✓ Non-Authorised Inventory information	160 pcs On Request	160 pcs	On Request	1	On Request	On Request	24+	On Request	On Request

L9942XP1TR Description

Short technical summary and product information.

The L9942XP1TR from STMicroelectronics is a fully integrated motor driver designed for automotive applications. This device utilizes DMOS technology and offers a robust solution for controlling bipolar motors.

Key electrical specifications include an operating voltage range of 7V to 20V and a maximum output current of 1.3A. The driver supports multiple step resolutions, including 1, 1/2, 1/8, 1/16, and 1/32, providing flexibility for various motor control needs. Communication is handled via an SPI interface.

Packaged in a 24-PowerBSOP (0.295", 7.50mm Width) with a surface mount type, the L9942XP1TR is suitable for integration into compact electronic designs. It operates across a wide temperature range of -40°C to 150°C (TJ).

This motor driver is configured with four half-bridge outputs, making it a versatile component for demanding automotive systems.

L9942XP1TR Quick Information

Product Type: Motor Driver

Canonical Name: L9942XP1TR STMicroelectronics Motor Driver

Subcategory: Motor Drivers, Controllers

L9942XP1TR Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

L9942XP1TR Estimated Pricing

Qty	Low	High
1+	$2.25	$2.25

Estimated market price range - modelled values for guidance only, not live distributor offers.

L9942XP1TR Features

Integrated control and power stage driver.
Operates from 7V to 20V supply voltage.
Provides 1.3A output current.
SPI interface for communication.
Suitable for bipolar motor control.

L9942XP1TR Applications

Designed for automotive applications.
Ideal for bipolar motor control.
Supports multiple step resolutions.
Integrated solution for power management.

L9942XP1TR FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating voltage range of the L9942XP1TR?

7V to 20V.

What is the package type of the L9942XP1TR?

24-PowerBSOP (also PowerSSO-24).

What is the operating temperature range for the L9942XP1TR?

-40°C to 150°C.

What is the output current rating of the L9942XP1TR?

1.3A.

What motor types does the L9942XP1TR support?

Bipolar stepper motors.

What interface is used for controlling the L9942XP1TR?

SPI.

What step resolutions are supported by the L9942XP1TR?

Full, 1/2, 1/8, 1/16, and 1/32 step.

Category	Motor Drivers, Controllers
Manufacturer Name	STMicroelectronics
Applications	Automotive
Current	1.3A
Function	Driver - Fully Integrated, Control and Power Stage
Interface	SPI
Motor Type	Bipolar
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 150°C
Output Configuration	Half Bridge (4)
Step Resolution	1, 1/2, 1/8, 1/16, 1/32
Supplier Device Package	PowerSSO-24
Technology	DMOS
Voltage	7V ~ 20V