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Product Detailed Parameters
- Description：AUTOMOTIVE 18V PMIC WITH THREE B
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Topology：Step-Down (Buck) (3), Linear (LDO) (1)
- Number of Outputs：4
- Frequency - Switching：2.3MHz
- Voltage/Current - Output 1：2.5V ~ 4V, 1.5A
- Voltage/Current - Output 2：0.9V ~ 1.9V, 1.2A
- Voltage/Current - Output 3：0.9V ~ 1.9V, 1.2A
- w/LED Driver：No
- w/Supervisor：No
- w/Sequencer：No
- Voltage - Supply：2.5V ~ 5.5V, 4V ~ 18.3V
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：24-VFQFN Exposed Pad
- Supplier Device Package：24-VQFN (4x4)
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The TPS6503320NRGERQ1 is an automotive-grade Power Management Integrated Circuit (PMIC) designed for camera modules. It integrates three buck converters and one LDO regulator, supporting input voltages from 4V to 18V. The device meets AEC-Q100 standards and ISO 26262 functional safety requirements, operating within a temperature range of -40°C to +125°C. Packaged in a WQFN-22 format, it provides efficient power distribution for high-reliability automotive vision systems.
Feature Summary
- Integrates three independent buck converters and one low-dropout regulator for comprehensive power management
- Complies with ISO 26262 functional safety standards for automotive applications
- Supports wide input voltage range suitable for 12V and 24V automotive electrical systems
Applications
- Automotive camera module power supply
- Advanced Driver Assistance Systems (ADAS) power management
- Vehicle infotainment system peripheral power
Procurement Notes
Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct package, temperature grade, and tape/reel specifications. Confirm that the specific variant matches the required automotive qualification and functional safety integrity level for the target application before procurement.
Selection Notes
Select this component when designing automotive vision systems requiring integrated power regulation with strict functional safety compliance. Ensure the design accommodates the WQFN-22 thermal requirements and I2C interface constraints. Validate that the combined output current demands of the buck converters and LDO fit within the device's total power budget.
Part Context
This device belongs to the TPS65033x-Q1 family of specialized PMICs developed by Texas Instruments for automotive environments. It is engineered specifically for camera applications, offering a compact solution that reduces bill-of-materials count compared to discrete regulator designs while maintaining high reliability under harsh automotive conditions.
Replacement Considerations
Consult the TPS650332-Q1 datasheet for direct pin-compatible alternatives or upgraded variants within the same family. Verify compatibility regarding output configurations and safety metrics before substituting.
