PMIC - Power Management

PMIC - Power Management - Specialized

Part Number	Description / PDF	Quantity
BQ51013AYFPR Texas Instruments	IC WIRELESS PWR RCVR 28DSBGA	0
MC33FS6513CAE NXP Semiconductors	SYSTEM BASIS CHIP DCDC 1.5A VCO	0
MAX1799AEUP Analog Devices, Inc.	CDMA CELLULAR/PCS SYSTEM POWER	2020
MAX6360TWUT+ Analog Devices, Inc.	MAX6360 DUAL-VOLTAGE MICROPROCES	567
PACVGA105QR	ANALOG CIRCUIT, 1 FUNC, PDSO16	7120
LT6110HDC#TRPBF Analog Devices, Inc.	IC WIRE DROP COMPENSATOR	0
TPS65073RSLR Texas Instruments	IC PWR MGMT 5CH W/2 LDO 48VQFN	0
IRS25751LTRPBF IR (Infineon Technologies)	IC GATE DVR UHVIC 1CH SOT23-5	2999
BQ51020YFPT Texas Instruments	IC WIRELESS PWR RCVR 42DSBGA	498
P9180A-M4NHGI8 Renesas Electronics America	VFQFPN 9.00X9.00X0.85 MM, 0.50MM	0
MAX17108ETI+ Maxim Integrated	IC LEVEL SHIFTER 10CH 28TQFN	46
BH6178GUL-E2 ROHM Semiconductor	IC PMIC DC/DC 2CH LDO 5CH	0
TPS25740BRGER Texas Instruments	USB PD TYPE-C	3049
STWBC-MCTR STMicroelectronics	IC FLYBACK CTLR TRANSM VFQFPN	0
MAX16126TCB/V+ Maxim Integrated	LOAD-DUMP/REVERSE-VOLTAGE PROTEC	0
MAX20463GTCA/V+ Maxim Integrated	USB TYPE-C DFP PORT PROTECTOR	50016500
MAX6344MUT+ Analog Devices, Inc.	MAX6344 6-PIN MICROPROCESSOR RES	2066
MVR5510AMMA4ESR2 NXP Semiconductors	IC PMIC VR5510	0
TPS65217ARSLT Texas Instruments	IC PMIC FOR MOBILE BATT 48VQFN	168
MAX749ESA+ Maxim Integrated	IC SUPPLY LCD BIAS ADJ 8-SOIC	720700

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