Overview
The L99PM62GXPTR is a power management system IC designed by STMicroelectronics. This device is tailored to provide enhanced system power supply functionality for electronic control units (ECUs), particularly in automotive applications. It features two low-drop voltage regulators, advanced communication interfaces including LIN and high-speed CAN, and various system integration components such as high-side and low-side drivers, operational amplifiers, and a contact monitoring interface.
Key Specifications
| Parameter | Description |
|---|---|
| Voltage Regulators | Two 5V voltage regulators for microcontroller and peripheral supply |
| Quiescent Current | Ultra low quiescent current in standby modes |
| Communication Interfaces | LIN 2.1 compliant transceiver, HS CAN transceiver (ISO 11898-2/-5 and SAE J2284 compliant) |
| Drivers | 5 fully protected high-side drivers, 2 low-side drivers with active Zener clamping |
| Operational Amplifiers | 2 operational amplifiers with rail-to-rail outputs (VS) and low voltage inputs |
| PWM Timers | 4 internal PWM timers |
| Package | PowerSSO-36 |
| Standby Modes | Programmable local and remote wake-up capability |
| Temperature Protection | Temperature warning and thermal shutdown |
Key Features
- No electrolytic capacitor required on regulator outputs
- Programmable reset generator for power-on and undervoltage
- Configurable window watchdog and fail-safe output
- Complete 3-channel contact monitoring interface with programmable cyclic sense functionality
- Programmable periodic system wake-up feature
- ST SPI interface for mode control and diagnosis
- Advanced HS CAN transceiver with local failure and bus failure diagnosis
- HS CAN transceiver supports partial networking
Applications
The L99PM62GXPTR is primarily used in automotive electronic control units (ECUs), such as door zone and body control modules. Its advanced features and robust communication capabilities make it suitable for various automotive applications requiring reliable power management and communication interfaces.
Q & A
- What is the primary function of the L99PM62GXPTR?
The L99PM62GXPTR is a power management system IC designed to provide enhanced system power supply functionality for electronic control units (ECUs) in automotive applications.
- What types of voltage regulators does the L99PM62GXPTR feature?
The device features two 5V low-drop voltage regulators for the microcontroller and peripheral supply.
- Does the L99PM62GXPTR require electrolytic capacitors on the regulator outputs?
No, the L99PM62GXPTR does not require electrolytic capacitors on the regulator outputs.
- What communication interfaces are supported by the L99PM62GXPTR?
The device supports LIN 2.1 compliant transceiver and HS CAN transceiver (ISO 11898-2/-5 and SAE J2284 compliant).
- What types of drivers are included in the L99PM62GXPTR?
The device includes 5 fully protected high-side drivers and 2 low-side drivers with active Zener clamping.
- Does the L99PM62GXPTR have operational amplifiers?
Yes, the device includes 2 operational amplifiers with rail-to-rail outputs (VS) and low voltage inputs.
- What is the package type of the L99PM62GXPTR?
The device is packaged in PowerSSO-36.
- Does the L99PM62GXPTR support programmable wake-up capabilities?
Yes, the device supports programmable local and remote wake-up capability.
- What temperature protection features does the L99PM62GXPTR have?
The device includes temperature warning and thermal shutdown features.
- In which applications is the L99PM62GXPTR commonly used?
The L99PM62GXPTR is commonly used in automotive electronic control units (ECUs), such as door zone and body control modules.
