RAA2116504GNP#HA1

Voltage Regulators - DC DC Switching Regulators Overview

The RAA2116504GNP#HA1 is a high-performance, low-cost 9-channel Power Management Integrated Circuit (PMIC) designed for 32-bit and 64-bit Microcontroller Unit (MCU) and Microprocessor Unit (MPU) applications. It integrates six synchronous step-down DC/DC converters and three Low Dropout (LDO) regulators to support complex power domains. The device features dedicated outputs for DDR memory interfaces, including VTTREF, and supports DDR3, DDR3L, DDR4, and LPDDR4 standards. Internal compensation simplifies design, while spread spectrum and ultrasonic modes reduce electromagnetic interference in noise-sensitive systems.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates six synchronous buck converters and three LDOs for comprehensive system power management
• Supports multiple DDR memory types with dedicated voltage references
• Includes built-in Real-Time Clock (RTC) and coin cell/super-capacitor charger
• Features spread spectrum modulation and ultrasonic mode for noise reduction

Voltage Regulators - DC DC Switching Regulators Applications

• AI-driven collaborative robot systems based on ROS 2
• LiDAR-SLAM visual mapping systems for autonomous navigation
• High-end central climate control systems with satellite thermostats
• Autonomous Mobile Robots (AMR)

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix HA1 against official Renesas documentation to confirm pinout compatibility and thermal characteristics. Ensure the selected package matches the required PCB footprint and thermal dissipation needs. Cross-reference the part number with current availability status as product lifecycles may affect long-term supply continuity.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this PMIC when designing systems requiring integrated power sequencing for high-performance MCUs or MPUs. It is suitable for applications needing DDR memory support and precise voltage regulation. Consider its small form factor and integrated RTC for System-on-Module designs where board space is limited and timekeeping functionality is required without external components.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the RAA215300 family of multi-channel PMICs from Renesas Electronics. These devices are engineered to replace discrete power solutions, reducing bill-of-materials complexity. The family targets embedded computing and robotics, offering a consolidated approach to managing multiple voltage rails and peripheral power requirements within a single integrated circuit.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include other variants within the RAA215300 series, such as RAA215300GNP#MA0, provided the output configuration and package dimensions match the existing design constraints. Verify functional equivalence regarding channel counts and voltage ranges before substitution.