規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | SPI |
| Technology | CMOS |
| Applications | General Purpose |
| Current-Output | 8.6A |
| Voltage-Supply | 4.5V ~ 5.5V |
| Voltage-Load | 4V ~ 28V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerBSOP (0.370, 9.40mm Width) |
概述
Description
The L9958SBTR is an integrated circuit (IC) produced by STMicroelectronics, often used in automotive and industrial applications. It functions primarily as a motor driver, controlling DC motors and actuators. With its robust design, the L9958SBTR can handle high currents and voltages, making it suitable for demanding environments. It features an H-bridge configuration, allowing it to drive a motor in both forward and reverse directions. The IC includes built-in protection mechanisms such as overcurrent, overtemperature, and undervoltage lockout to ensure reliable operation. Additionally, the L9958SBTR supports PWM (Pulse Width Modulation) for precise control of motor speed and torque. This device enhances system efficiency and performance by allowing for seamless integration with microcontrollers through its SPI (Serial Peripheral Interface) for diagnostics and control. Its compact package and advanced functionality make it a versatile choice for applications requiring reliable motor control and advanced diagnostic capabilities.
Equivalent
The L9958SBTR is an automotive H-bridge driver chip. Equivalent products include:
1. Infineon BTS7960B Another H-bridge driver for high current motors.
2. TI DRV8871: Suitable for DC motor control applications.
3. Allegro A4950: H-bridge driver for DC motors.
4. ON Semiconductor NCV7545: Automotive-compliant H-bridge motor driver.
These alternatives may have different specifications, so it’s essential to compare datasheets to ensure compatibility with your specific application.
1. Infineon BTS7960B Another H-bridge driver for high current motors.
2. TI DRV8871: Suitable for DC motor control applications.
3. Allegro A4950: H-bridge driver for DC motors.
4. ON Semiconductor NCV7545: Automotive-compliant H-bridge motor driver.
These alternatives may have different specifications, so it’s essential to compare datasheets to ensure compatibility with your specific application.
Features
The L9958SBTR is an integrated automotive power management IC designed for various vehicle applications. Key features include:
1. Output Channels: Provides multiple high-side and low-side drivers for controlling loads like motors and valves.
2. Diagnostics and Protection: Equipped with diagnostic feedback and protection mechanisms, including over-temperature, over-current, and short-circuit protection.
3. SPI Interface: Features an SPI interface for communication and control, allowing customization and monitoring of the IC's functions.
4. Voltage Range: Supports a wide operating voltage range suitable for automotive environments.
5. PWM Control: Offers PWM control for precise regulation of outputs, beneficial for applications requiring variable speed or intensity control.
6. Sleep and Standby Modes: Implements low-power modes to reduce power consumption when the system is inactive.
7. Robust Design: Built to meet automotive standards, ensuring reliability and performance in harsh conditions.
8. Temperature Range: Designed to operate across a wide temperature range, suitable for under-the-hood applications.
These features make the L9958SBTR a versatile solution for managing power in automotive applications.
1. Output Channels: Provides multiple high-side and low-side drivers for controlling loads like motors and valves.
2. Diagnostics and Protection: Equipped with diagnostic feedback and protection mechanisms, including over-temperature, over-current, and short-circuit protection.
3. SPI Interface: Features an SPI interface for communication and control, allowing customization and monitoring of the IC's functions.
4. Voltage Range: Supports a wide operating voltage range suitable for automotive environments.
5. PWM Control: Offers PWM control for precise regulation of outputs, beneficial for applications requiring variable speed or intensity control.
6. Sleep and Standby Modes: Implements low-power modes to reduce power consumption when the system is inactive.
7. Robust Design: Built to meet automotive standards, ensuring reliability and performance in harsh conditions.
8. Temperature Range: Designed to operate across a wide temperature range, suitable for under-the-hood applications.
These features make the L9958SBTR a versatile solution for managing power in automotive applications.
Pinout
The L9958SBTR is an automotive-grade H-bridge driver IC manufactured by STMicroelectronics. It is typically used for DC motor control applications in automotive environments. The device comes in a PowerSSO-16 package.
Pin Count:
- The L9958SBTR has 16 pins.
Key Functions:
- H-Bridge Configuration: It can drive a DC motor in both directions (forward and reverse) by controlling the polarity of the voltage applied to the motor.
- PWM Control: Supports pulse-width modulation (PWM) for speed control of the motor.
- Diagnostic Features: Includes current sensing, over-current protection, and thermal shutdown to prevent damage under fault conditions.
- Enable and Input Pins: Control logic input pins for operating the bridge and enabling the device.
- Fault Indication: Provides feedback signals for fault conditions to the system microcontroller.
These features make the L9958SBTR suitable for a variety of automotive DC motor control applications, such as window lifters, seat adjusters, and other small motor applications.
Pin Count:
- The L9958SBTR has 16 pins.
Key Functions:
- H-Bridge Configuration: It can drive a DC motor in both directions (forward and reverse) by controlling the polarity of the voltage applied to the motor.
- PWM Control: Supports pulse-width modulation (PWM) for speed control of the motor.
- Diagnostic Features: Includes current sensing, over-current protection, and thermal shutdown to prevent damage under fault conditions.
- Enable and Input Pins: Control logic input pins for operating the bridge and enabling the device.
- Fault Indication: Provides feedback signals for fault conditions to the system microcontroller.
These features make the L9958SBTR suitable for a variety of automotive DC motor control applications, such as window lifters, seat adjusters, and other small motor applications.
Manufacturer
The L9958SBTR is manufactured by STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor manufacturer headquartered in Geneva, Switzerland. The company is known for designing and producing a wide range of semiconductor devices, including integrated circuits, discrete components, and other electronic solutions. These products are used in various applications across different industries, such as automotive, industrial, consumer electronics, and telecommunications. STMicroelectronics is recognized for its focus on innovation and development in the semiconductor industry.
Application
The L9958SBTR is an integrated circuit commonly used in automotive applications. Its primary function is as a door actuator driver, making it suitable for controlling various DC motors and actuators used in vehicle systems. Key application areas include power window systems, central locking mechanisms, mirror adjustment, and sunroof operations. Its robust design allows it to handle motor control with protection features like overcurrent and overtemperature protection, making it a reliable component for enhancing vehicle comfort and functionality. Additionally, it supports LIN (Local Interconnect Network) communication, which is essential for automotive network communication systems.
Package
The L9958SBTR is an automotive-grade integrated circuit typically offered in a PowerSSO-24 package. This package type is a thermally efficient surface-mount option designed to handle power applications, commonly used in automotive electronics for motor driver applications.