The increasing processing power in several electronic devices has generated the need for acute power management. Power management ICs play a pivotal role in supplying power to all essential electronic components. Further, the advancements in technology, consumer products, and the Internet of Things (IoT) further aid the PMIC market's growth. In this article, everything PE has listed some interesting Power Management ICs that were trending on the website.
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Voltage Mode Flyback Controller IC for Battery Charging Applications
The ICC80QSG from Infineon Technologies is a Voltage Mode Flyback Controller IC that is designed for flyback topologies to achieve high efficiency of power transfer over a wide operating range. It requires an input voltage of up to 26 V. This PMIC operates in Quasi-Resonant Mode (QRM) with continuous conduction mode (CCM) and valley switching discontinuous conduction mode (DCM) under mid-to-light load conditions. It regulates the secondary side of the circuit to provide battery charging current control and ensures both high efficiency and low electromagnetic interference (EMI), thereby resulting in superior performance. This power management IC offers a reduced gate driver output voltage during burst mode operation under light loads to provide lower standby power consumption. The ICC80QSG offers an adjustable on-time mapping at valley changing position, which results in a maximum operating switching frequency and an adjustable maximum on-time to limit input power and current, thereby allowing a safe operation under low line conditions. Read more.
Space Qualified Intelligent Power Switch Controller IC
The UT36PFD103 from CAES is a Smart Power Switch Controller (SPSC) IC that is ideal for power distribution with short circuit protection, SpaceVPX – SpaceUM VS1 (+12 V) power switching, Uninterruptable Power Supplies (UPS), launch-vehicle long power harness splicing, Pyro ARM-FIRE controller, waveguide actuation controller, and thruster applications. It requires an input voltage of 8 - 36 V. This power MOSFET controller consists of a 10-bit ADC, discrete device control interface, discrete telemetry, timing circuit, PMBus interface with redundant SMBus, and multiple voltage/current monitoring and protection circuitries. It includes an optional ideal diode (OR-FET) that facilitates redundant power architectures such as UPS and allows for a flexible power switching control for a wide range of space-related applications. This military standard controller is available in a surface-mount package that measures 16.1 x 10.75 mm. Read more.
Dual-Channel Digital Multiphase Controller IC
The AOZ97774QE from Alpha & Omega Semiconductor is a Dual-Channel Digital Multiphase Controller IC that has been designed to power processors, ASICs and FPGAs. It requires an input voltage of 3.3 V. This PMIC is based on Intel VR13 hardware architecture and integrates multiple RC filters, power supply, inductors, and capacitors. It utilizes digital technology to implement all control and power management functions to provide maximum flexibility and performance. This controller IC uses PMBus or Pin-strap interface to select custom configurations stored in Non-Volatile Memory (NVM) and/or Read Only Memory (ROM) and stores additional 15 custom configurations in the ROM. It also consists of a built-in black box fault recorder that captures critical information in the NVM. The AOZ97774QE IC includes over-current protection and under/over-voltage protection circuitries to prevent short-circuit-related damages. Read more.
Monolithically Integrated GaNFast Power IC
The NV6115 from Navitas Semiconductor is a Monolithically Integrated GaNFast Power IC that is optimized for high-frequency, soft-switching topologies. It requires an input voltage of 10 - 30 V. This power IC’s monolithic integration of FET, drive, and logic gates creates an easy-to-use ‘digital-in’, power-out high-performance powertrain building block, thereby enabling designers to create the fastest, smallest, and most efficient power converters in the world. It can extend the capabilities of traditional topologies such as flyback, half-bridge, resonant, and others to MHz+ frequencies enabling the commercial introduction of breakthrough designs. This PMIC allows the designers to exploit Navitas’ GaN technology with simple, quick, and dependable solutions for breakthrough power density and efficiency. Read more.
Power Management IC with Integrated Power Path and Charging
The nPM1100 from Nordic Semiconductor is a Dedicated Power Management IC that has been designed as a complementary component to Nordic’s nRF52 Series and nRF53 Series System-on-Chip (SoCs) to ensure reliable power delivery and stable operation. This PMIC requires an input voltage of 4.1 - 6.7 V. It includes a dual-mode configurable buck DC-DC regulator and a battery charger. This power IC can be used as a generic PMIC that can charge lithium-ion and lithium-polymer batteries on a termination voltage selectable to 4.1 - 4.2 V supporting cell chemistries with a nominal voltage of 3.6 and 3.7 V, respectively. It allows for forced PWM mode to ensure clean power operation and uses USB for charging with automatic port detection. Read more.
Power Management IC for Medical & Wearable Applications
The MC34PF3000A3EP from NXP Semiconductors is a Power Management IC that is designed specifically for use with the NXP i.MX 7 and i.MX 6SL/SX/UL application processors. It requires an input voltage of 2.8 - 4.5 V or 3.7 - 5.5 V. This PMIC includes buck converters, linear regulators, DDR voltage reference, RTC supply, coin-cell charger and integrates memory modules. This IC is powered using SMARTMOS technology that provides all the necessary rails to power a complete system including the application processors, memory, and peripherals. It uses One-Time Programmable (OTP) memory to set startup sequence, timing, output voltage, and other parameters, thus providing flexibility and reducing external component count. Read more.
Integrated Power Management Unit for FPGA Applications
The ACT88320 from Qorvo is an Integrated Power Management Unit that is ideal for solid-state drives, microcontrollers, FPGA, and personal navigation device applications. This PMIC requires an input voltage of 2.7 - 5.5 V. It integrates three DC/DC buck step-down converters using integrated power FETs and two low-dropout regulators (LDOs). The buck converter integrated into this IC can be reconfigured as a bypass switch and also contains a high-power load switch controller. It offers a high degree of flexibility and uses an I2C interface to reconfigure the IC for multiple applications, thereby eliminating the need to frequently modify PCB designs. This PMIC has configurable options such as output voltage, startup time, system-level sequencing, switching frequency, sleep modes, and operating modes. Read more.
High-Speed USB Bridge Power IC for Power Delivery Applications
The FT4233HP from FTDI Chip is a Hi-Speed USB Bridge Power IC with a Type-C/PD3.0 Controller that has been designed to fully support the latest USB Type-C and Power Delivery (PD) standards enabling support for power negotiation while providing sink or source current to a USB host device. This PMIC requires an input voltage of 2.97 V to 3.63 V. It offers a highly integrated design that includes a +1.2 V LDO regulator for VCORE, integrated POR functionality, and an on-chip clock multiplier PLL (12 MHz - 480 MHz). This PMIC delivers four independent channels that are compatible with the existing FT4232H – Quad hi-speed USB IC-to-multi-purpose UART/MPSSE solution. Read more.
9-Channel PMIC for FPGA and SoC Applications
The RAA215300 from Renesas is a High-Performance, Low-Cost 9-Channel PMIC that is ideal for 32-bit and 64-bit MCU and MPU systems, FPGA systems, and building/factory automation system applications. It requires an input voltage of 2.7 - 5.5 V. This PMIC includes internally compensated regulators, a built-in real-time clock (RTC), a 32 kHz crystal oscillator, and a coin cell battery charger that ensure a highly integrated, small-footprint power solution for System-On-Module (SOM) applications. It utilizes a spread-spectrum signal processing algorithm that provides an easy-to-use solution for noise-sensitive audio or RF-integrated systems. Read more.
Integrated PMIC for MPU Applications
The MCP16502 from Microchip Technology is an Optimally Integrated PMIC compatible with Microchip's eMPUs (Embedded Microprocessor Units), requiring Dynamic Voltage Scaling (DVS) with the use of High-Performance mode (HPM). It requires an input voltage of 2.7 - 5.5 V. This PMIC is compatible with SAMA5DX and SAM9X6 MPUs, which are supported by dedicated device variants that optimize the solution’s Bill of Materials (BOM). It integrates four DC-DC Buck regulators and two auxiliary LDOs and provides a comprehensive interface to the MPU, which includes an interrupt flag and a 1 MHz I2C interface. This PMIC supports two 300 mA LDOs, so sensitive analog loads can be supported, and DDR memory voltage is selectable by means of a 3-state input pin. It has a voltage selection set that allows easy migration across different generations of memory. Read more.
Flyback PWM Controller for Power Adapters and Mobile Devices
The SZ1131 from Silanna Semiconductor is a Flyback PWM Controller that is integrated with ultra-high voltage (UHV) components such as active clamp FET, active clamp driver, and a start-up regulator. It requires an AC input voltage of 90-265 V for operation. The controller delivers an output power of 65 W and has an efficiency of over 95 %. It provides the ease of design of a simple flyback controller with all the benefits of an ACF design, including recycling the leakage inductance energy of the flyback transformer and limiting the primary FET drain voltage spike during the turn-off events. The controller is available in a 16-pin surface-mount package and is ideal for high-power density AC/DC power supplies, power adapters, USB-PD/QC AC/DC power adapters, and battery chargers for mobile devices. Read more.
Peak Current Mode PFC Controller IC for Medical Applications
The L4985A from STMicroelectronics is a Peak Current-Mode PFC Controller IC that is designed for boost converters with a proprietary multiplier “emulator” and innovative THD optimizers that guarantee very low Total Harmonic Distortion (THD) performance in all operating conditions. It requires an input voltage of up to +30 V. This PMIC utilizes STMicroelectronics’ proprietary off-time modulator and operates at a quasi-fixed frequency in all operating conditions. It integrates circuitry to discharge the X-capacitors of the EMI filter to a safe level, thereby allowing the unit to meet the safety regulations (such as IEC 61010-1 or IEC 62368-1) without connecting the traditional discharge resistor in parallel with the X-capacitors. The PFC controller offers low consumption and disabled functions that allow it to be used in applications that are supposed to comply with even the latest energy-saving requirements issued by Energy Star, the Department of Energy (DoE) in the United States, the European Code of Conduct, the European Union's Ecodesign Directive, and other guidelines. Read more.
Buck-Boost Ambient Energy Manager Battery Charger
The AEM10300 from e-peas is a Buck-Boost Ambient Energy Manager Battery Charger that is designed to extract DC power from an ambient energy harvesting source to store energy in a storage element. This battery charger extends battery life and eliminates the primary energy storage element in a wide range of applications. It has a selectable voltage from 100 mV to 4.5 V. This PMIC provides open-circuit voltage sensing for maximum power point tracking (MPPT), which then extracts the maximum energy available from the source. It uses its unique cold-start feature to harvest with an input voltage as low as 275 mV and can handle an input power of up to 3 micro-watts. It is available in a surface-mount package that measures 4 x 4 mm and is ideal for asset tracking/monitoring, retail ESL/smart sensors, smart home/building, aftermarket automotive, and industrial applications. Read more.
6 Channel Automotive Qualified Voltage Monitoring IC
The MPQ79500FS from Monolithic Power Systems is an Automotive Qualified 6-Channel Voltage Monitoring IC that is engineered to ensure safe operation in automotive vehicles. This voltage monitoring IC has an input voltage of 2.7 V to 5.5 V. It consists of four single-ended and two differential remote voltage sensing inputs where each input has a programmable over-voltage and under-voltage (OV/UV) thresholds that provide high accuracy for both high frequency (HF) and low frequency (LF) voltage monitoring. This voltage monitoring IC has a selectable low power mode (LPM) operation that results in an extremely low quiescent current. It can conduct recordings of power-sequencing timestamps such as power-up/down and sleep entry/exit features. This IC utilizes the Sync I/O function that enables multi-device sequence synchronization and tagging. Read more.
16-Port GEN 3 Packet Switch for Communication Applications
The PI7C9X3G1632GP from Diodes Incorporated is a 16 Port PCIe GEN3 Packet Switch that has an input voltage of 0.95 V to 1.8 V. It is based on an architecture that allows flexible port configuration by allocating variable lane width for each port. This switch consists of a tile containing 8 ports and 16 lanes and is in-built with 2 tiles that are connected by internal signal paths. It can be configured to have different port types such as upstream and downstream ports to support various port configurations for fan-out applications in either single-switch or dual-switch partition modes. This switch protects end-to-end data link with ECC, and other error-handling mechanisms to ensure reliability and optimum performance. It is available in a chip package that measures 27 x 27 mm and is ideal for multiple-host and communication applications. Read more.
Advanced PFC Controller IC for Industrial & Home Applications
The PFS5173F from Power Integrations is an Advanced Power Factor Correction (PFC) Controller IC that is optimized to provide high power factor and efficiency across the load range. It has an input voltage from 90 - 305 V. This PFC controller IC offers a high integration level and uses a novel quasi-resonant DCM control algorithm that results in low switching losses, and reduced inductor size than conventional power factor ICs. It integrates an automatic capacitor discharge device and a high-voltage start-up mechanism to provide self-biasing for the circuit. This PMIC allows the user to select the power limit that enables rapid prototyping of different test sizes using the same design, thereby resulting in rapid optimization. It uses a digital line-peak-detector to deliver optimum performance even when the input voltage generated from UPS or generators is distorted. Read more.
GaN HEMT PMIC for Power Supplies & Charging Applications
The TP44100NM from Tagore Technology is a GaN HEMT PMIC that is suitable for high-frequency LLC converters, mobile chargers, laptop adapters, LED and motor drives, server power supplies, and AC-DC converters, DC-DC converters, DC-AC converters, and PFC applications. This PMIC monolithically integrates a driver circuit to minimize the inductance in the gate loop, thereby enabling safe and clean switching even at high-voltage and high-frequency operations. It externally connects a resistance between Vreg and RG to control the drain voltage slew rate and achieve the best EMI performance. The PMIC consists of UVLO protection to turn off the HEMT to prevent false operation and a dv/dt protection circuitry to protect it from drain dv/dt induced false induced turn-on events even in the absence of drain supply. This RoHS-compliant PMIC is available in a surface-mount package that measures 5 x 7 x 0.85 mm. Read more.
Automotive Qualified Dual-Output Voltage Detector IC
The BD48HW0G-CTR from ROHM Semiconductor is an Automotive-Qualified Dual Output ADJ Type Window Voltage Detector IC that is designed to provide voltage detection functions for all automotive devices. This PMIC requires an input voltage of 1.8 - 40 V. It is a very small, lightweight, and thin device solution that is manufactured using the CMOS process, thereby resulting in low current consumption. This AEC-Q100-qualified PMIC integrates a dual N-channel open drain output and adjusts the detection voltage set using external resistors. It is equipped with over-voltage and under-voltage protection circuits to prevent false triggers and short-circuit-related damages. The voltage detector IC is available in a surface-mount package that measures 2.9 mm x 2.8 mm x 1.25 mm and is ideal for automotive applications. Read more.
Integrated Flyback Controller IC for Power Supply Applications
The HL9750FN01 from Elevation Semiconductor is a Power Management IC that requires an input voltage of up to 26.5 V. It consists of MOSFET integrated with a synchronous rectifier (SR) controller and is designed for isolated flyback converter systems. This PMIC supports operation in discontinuous conduction mode (DCM), quasi-resonant (QR) mode, and continuous conduction mode (CCM) and uses a proprietary CCM SR-turn-off control algorithm to efficiently control the power delivered to the device. It integrates a control circuitry to turn on the gate of synchronous rectification (SR) MOSFET in the forward mode as well as turn off the gate when the current drops to a certain value. It is available in a surface-mount package that measures 5 x 6 mm and is ideal for power adapters for portable devices, flyback power supplies with fixed or variable output voltage, and USB PD quick chargers for smartphones, feature phones, and tablet PC applications. Read more.
Energy Harvesting PMIC for Wearable and IoT Applications
The NH2D0245 from Nowi is an Energy Harvesting Power Management IC that is designed to harvest and deliver the extracted energy for low-power applications. It requires an input voltage of 2.5 - 4.5 V. This PMIC is an energy-harvesting solution that harvests the energy generated by a source such as a photovoltaic (PV) cell, or a piezo-electric harvester with a rectifier and uses this energy to charge a storage element such as a rechargeable battery or a supercapacitor. This PMIC embeds a hill-climbing algorithm on the advanced maximum power point tracking (MPPT) circuit that results in maximum power being delivered to the load. The MPPT integrated into the device is independent of specific characteristics of the harvesters and thus, any harvester that fits the specifications of the chip can be used. This PMIC is available in a surface-mount package that measures 3 x 3 mm and is ideal for wireless IoT devices, smart remote controls, beacons, wearable devices, electronic shelf labels, industrial and environmental monitoring, and consumer electronic applications. Read more.
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