Overview
The L9300TD80T is an integrated circuit designed by STMicroelectronics for automotive applications, particularly in braking and transmission systems. It is implemented using BCD8s_auto technology, which ensures robust performance in harsh automotive environments. This device is part of the Power Management IC (PMIC) category and is AEC-Q100 qualified, making it suitable for demanding automotive use cases.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package | 80-TQFP Exposed Pad | 80-TQFP-EP (14x14) |
| Supply Voltage | Normal Operating Voltage Range | 5.5 V to 19 V |
| Operating Temperature | Ambient Temperature Range | -40°C to 135°C |
| Mounting Type | Surface Mount | - |
| Regulators | Configurable Buck Regulator | 5 V or 6.5 V |
| Regulators | Configurable Linear/Tracking Regulator | 5 V |
| Regulators | Linear Regulators with Selectable Output Voltage | - |
| Current Control Drivers | Low-Side/High-Side Drivers | 6 channels |
| Current Accuracy | Normal Range (0 to 0.5 A) | ± 8 mA |
| Current Accuracy | Extended Range (0.5 A to 1.5 A) | ± 1% |
| Thermal Resistance | Junction to Case | 0.66 to 0.9 °C/W |
| Thermal Resistance | Junction to Ambient | 8.5 °C/W |
Key Features
- AEC-Q100 qualified for automotive reliability
- Four voltage regulators:
- One configurable 5 V or 6.5 V buck regulator
- One configurable 5 V linear/tracking regulator
- Two linear regulators with selectable output voltage
- Six low-side/high-side current control drivers with integrated current sense path
- High-side pre-drivers, one of which can operate in PWM mode up to 18 kHz
- Watchdog functionality to monitor CPU activity
- CAN transceiver for communication
- Temperature sensor and monitoring
- Dual band gap reference and oscillator
- 32-bit SPI interface for configuration and control
- General purpose output (GPO) that can be used as a standard low-side output or as a configurable interrupt generator
Applications
The L9300TD80T is specifically designed for automotive applications, particularly in braking and transmission systems. Its robust features and AEC-Q100 qualification make it suitable for use in various automotive environments where reliable power management and control are critical.
Q & A
- What is the primary application of the L9300TD80T?
The L9300TD80T is primarily used in automotive braking and transmission systems.
- What is the operating temperature range of the L9300TD80T?
The operating temperature range is -40°C to 135°C.
- What types of voltage regulators are included in the L9300TD80T?
The device includes one configurable 5 V or 6.5 V buck regulator, one configurable 5 V linear/tracking regulator, and two linear regulators with selectable output voltage.
- How many current control drivers does the L9300TD80T have?
The device has six low-side/high-side current control drivers.
- Does the L9300TD80T have watchdog functionality?
Yes, it includes both hardware and software watchdogs to monitor CPU activity.
- What communication interface does the L9300TD80T support?
The device supports a CAN transceiver for communication.
- Is the L9300TD80T AEC-Q100 qualified?
Yes, the L9300TD80T is AEC-Q100 qualified, ensuring its reliability in automotive applications.
- What is the package type of the L9300TD80T?
The device is packaged in an 80-TQFP Exposed Pad (14x14 mm).
- Does the L9300TD80T have temperature sensing capabilities?
Yes, it includes a temperature sensor and monitoring functionality.
- What interface is used for configuration and control of the L9300TD80T?
The device uses a 32-bit SPI interface for configuration and control.
