Driver or library
TPS653860-Q1-DEMO — TPS653860-Q1 demo design
Safety MCU Demo designs
TPS653860-Q1
Automotive 2.3-V to 36-V, 2.8-A power management IC (PMIC) for safety-relevant applications
Data sheet
TPS653860-Q1
- Qualified for automotive applications
- AEC-Q100 qualified with the following results:
- Device temperature grade 1: –40°C to +125°C ambient operating temperature
- Device temperature grade 0: –40°C to +150°C ambient operating temperature
- Device HBM ESD classification level 2
- Device CDM ESD classification level C4B
- Functional Safety-Compliant (targets, confirmed on device release)
- Developed for functional safety applications
- Documentation available to aid ISO 26262 system design up to ASIL D
- Systematic capability and hardware integrity up to ASIL D
- Input voltage range
- 5 to 36V for initial power up
- 3.5 to 36V full functionality after initial power up, limited operation to 2.3V
- Output Supply Rails
- Synchronous buck-boost preregulator with configurable spread-spectrum, 4.3V, 5 V, 6V or 6.8V and low IQ mode with the following options:
- 2.8A in buck mode (option 0 variant)
- 1.5A in buck mode (option 1 variant)
- Four LDOs: 1.0V to 1.8V in 50mV steps, 2.5 V, 3.0V, 3.3V, 5V, bypass or voltage monitor mode. Each LDO with independent configurable current limit.
- LDO1 and LDO2: Low IQ, up to 600mA
- LDO3 and LDO4: low noise, low IQ, 1% accuracy, up to 225mA
- Two protected LDOs for sensor or peripheral supplies, PLDO1 and PLDO2
- Configurable for tracking mode or fixed output/VMON mode configurable for 1.0V to 1.8V in 50mV steps, 2.5V, 3.0V, 3.3V or 5V up to 200mA
- Short-to-chassis (–2V) and supply (+36V) protection
- Synchronous buck-boost preregulator with configurable spread-spectrum, 4.3V, 5 V, 6V or 6.8V and low IQ mode with the following options:
- Power sequence control:
- Configurable power-up and down sequences (NVM default including output voltages)
- Output rails, external voltage monitor and external enable signals can be included
- Monitoring, protection and diagnostics
- Undervoltage and overvoltage monitoring on all regulator outputs, battery voltage, and internal supplies
- Two external voltage monitors (pins)
- All regulator outputs protected with independent current limit
- All regulators protected with independent overtemperature prewarning and shutdown
- Watchdog: configurable for open and close window or question-answer
- Error signal monitor (ESM) for monitoring MCU error output (PWM and level modes)
- SAFE state for device and system protection
- Clock monitor for internal oscillators
- Analog and logic built-in self-test (BIST)
- CRC on non-volatile memory (NVM), device configuration registers, and SPI communication
- Diagnostic output pin: multiplexes analog and digital signals to MCU ADC and input
- Compare module: 2 channels configurable as general purpose comparators or up to 4 channels of voltage monitoring
- Timer (low IQ) for wake-up and measurement, 64µs to 203.6 days
- SPI for configuration, status and error reporting
- Reset output (NRST), two configurable safing outputs (SAFE_OUTx) for system safe state on detected faults interrupt output (NINT), and power good output (PGOOD)
- Two configurable wake-up pins (WAKEx)
- 48-Pin HTSSOP PowerPAD™ IC package
The TPS65386x-Q1 device is a multirail power supply designed to supply microcontrollers, sensors, transceivers and peripherals in safety relevant applications.
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Technical documentation
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View all 1 | Type | Title | Date | ||
|---|---|---|---|---|
| * | Data sheet | TPS653860/61-Q1 Power Management IC For Safety-Relevant Applications datasheet (Rev. A) | PDF | HTML | 22 Oct 2024 |
Design & development
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Test report: PDF
| Package | Pins | CAD symbols, footprints & 3D models |
|---|---|---|
| HTSSOP (DCA) | 48 | Ultra Librarian |
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