PMIC - Power Management

PMIC - Power Management - Specialized

Part Number	Description / PDF	Quantity
MVR5510AVMAHEP NXP Semiconductors	IC PMIC VR5510 QM	0
MC33PF8100CCESR2 NXP Semiconductors	POWER MANAGEMENT IC I.MX8 PRE-PR	0
MC33FS4503CAER2 NXP Semiconductors	SYSTEM BASIS CHIP LINEAR 0.5A V	0
MC33FS4502NAER2 NXP Semiconductors	SYSTEM BASIS CHIP LINEAR 0.5A V	0
MC33FS6600M0ES NXP Semiconductors	SAFETY SBC FOR S32S2 MCU	225
MC13892DJVLR2 NXP Semiconductors	IC PWR MGMT I.MX35/51 186BGA	0
MC35FS6513NAE NXP Semiconductors	FS6500	0
MC32PF1510A2EPR2 NXP Semiconductors	PF1510	0
MC33FS6504LAER2 NXP Semiconductors	SYSTEM BASIS CHIP DCDC 0.8A VCO	0
UJA1132HW/FD/3V/4Y NXP Semiconductors	BUCK/BOOST HS-CAN/DUAL LIN SYSTE	0
MC35FS6500CAER2 NXP Semiconductors	SYSTEM BASIS CHIP DCDC 0.8A VCO	0
MC34PF8101A0EPR2 NXP Semiconductors	POWER MANAGEMENT IC I.MX8 NON-PR	0
MC32PF1510A1EP NXP Semiconductors	PF1510	0
MC33FS6502CAE NXP Semiconductors	SYSTEM BASIS CHIP DCDC 0.8A VCO	0
MWCT1014SFVLHN NXP Semiconductors	WCT1014SF 64 LQFP	0
MC32PF3000A1EP NXP Semiconductors	IC POWER MANAGEMENT 48QFN	0
MPF7100BMBA0ES NXP Semiconductors	PF7100 PMIC OTP	520
MC32PF1550A9EPR2 NXP Semiconductors	POWER MANAGEMENT IC 3 BUCK REGS	0
MC34PF3001A2EPR2 NXP Semiconductors	POWER MANAGEMENT IC I.MX7 PRE-	0
MC33911BAC NXP Semiconductors	IC SYSTEM BASIS CHIP 32LQFP	1162

PMIC - Power Management - Specialized

1. Overview

Specialized Power Management ICs (PMICs) are application-specific integrated circuits designed to optimize power distribution and management in electronic systems. These devices provide tailored solutions for voltage regulation, battery management, power sequencing, and energy efficiency optimization. Their importance in modern technology lies in enabling compact designs, reducing power consumption, and improving reliability for applications ranging from mobile devices to automotive systems.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Battery PMICs	Integrate battery charging, fuel gauging, and protection circuits	Smartphones, wearable devices
DC-DC Controllers	Regulate voltage conversion with external MOSFETs	High-performance computing (HPC) systems
AC-DC Controllers	Convert AC to DC with power factor correction (PFC)	Server power supplies, industrial equipment
LED Drivers	Provide constant current for LED arrays	Automotive lighting, display backlighting
Multi-Channel PMICs	Support multiple regulated outputs with sequencing	Medical imaging equipment, IoT gateways

3. Structure and Components

Typical physical structure includes:

QFN/BGA packages for compact PCB integration
Internal blocks: Voltage regulators (LDOs, DC-DC converters), ADC/DAC modules, I2C/SPI interfaces
Protection circuits: Overcurrent (OCP), Overvoltage (OVP), Thermal shutdown (OTP)

4. Key Technical Specifications

Parameter	Importance
Input Voltage Range	Determines compatibility with power sources (e.g., 2.7V-24V for battery systems)
Output Current Capability	Defines maximum load support (e.g., 0.5A-10A per channel)
Efficiency (Typical >90%)	Impacts thermal performance and battery life
Quiescent Current	Crucial for low-power standby modes (<10 A typical)
Protection Features	Ensures reliability under fault conditions
Operating Temperature	Industrial (-40 C to +125 C) or automotive (-40 C to +150 C) grades

5. Application Areas

Consumer Electronics: Mobile phones, tablets, AR/VR headsets
Automotive: ADAS systems, electric vehicle (EV) battery management
Industrial: PLC systems, robotics actuators
Healthcare: Portable diagnostic devices, MRI gradient coil drivers
IoT: Edge sensors, smart meters

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Features
Texas Instruments	TPS65912	6-channel PMIC for AMOLED displays
STMicroelectronics	STM32L4 Series PMIC	Ultra-low-power with dynamic voltage scaling
ON Semiconductor	NCP185x	High-current battery charger with JEITA compliance
Analog Devices	LTC297x	Digital power system management (PSM) IC
Infineon	PSoC 6 PMIC	Integrated with microcontroller for IoT applications

7. Selection Guidelines

Define system power rails and sequencing requirements
Match input voltage range with source characteristics (battery, AC adapter, etc.)
Evaluate thermal performance under maximum load
Prioritize protection features for critical applications
Consider digital monitoring capabilities for smart systems

8. Industry Trends

Key trends shaping PMIC development:

Integration of wide-bandgap (SiC/GaN) drivers in power stages
AI-enabled dynamic power optimization for edge computing
48V direct-to-load architectures for data centers
Functional safety compliance (ISO 26262) for automotive systems
Sub-1 A leakage current management for battery-free IoT devices