Le blog de l'entreprise Mingjiada Electronics One-Stop Supply of Full Series Genuine Power Management ICs (PMICs) from TI, Renesas, NXP, and More

Shenzhen Mingjiada Electronics Co., Ltd. as a globally renowned authorized independent distributor of electronic components, has dedicated nearly three decades to the power management sector, establishing a comprehensive portfolio of PMIC products from leading international brands. The company consistently supplies original-packaged power management integrated circuits encompassing the following core chip types, widely applied in new energy vehicles, industrial control, 5G communications, and consumer electronics:

I. Voltage Regulation and Conversion Chips

1. DC-DC Converters

Buck Converters: High-efficiency synchronous rectification topologies, such as MPQ2178GQHE-AEC1-Z (automotive grade), ISL80102 (95% efficiency), RAA214401 (automotive grade 4A synchronous buck)

Boost Converters: Support lithium battery boost applications, e.g., ISL91107 (2.4MHz high-frequency)

Buck-Boost Converters: TPS53831RWZR for DDR5 server DIMM power management, supporting wide input voltage range

2. Low Dropout Linear Regulators (LDO)

Low-noise, high-precision LDOs for noise-sensitive circuits, e.g., RP512 series, ISL80510 (1A output, ultra-low quiescent current)

3. AC-DC Controllers

Offline switching power supply controllers for adapters, LED drivers, and home appliance power supplies

PFC power factor correction controllers to enhance power supply efficiency

4. Voltage Reference ICs

High-precision voltage reference sources providing stable reference voltages for ADCs/DACs

II. Battery Management ICs

1. Battery Charging Management ICs

Supports fast charging solutions for various battery types including Li-ion and Li-polymer

Integrated charging path management optimizes charging efficiency

2. Battery Protection IC

Provides overcharge, over-discharge, overcurrent, and short-circuit protection for safe battery operation

e.g., BQ2969 overvoltage protector for Li-ion/LiFePO4 battery packs

3. Battery State-of-Charge Monitor

BQ34Z110 lead-acid battery monitor with Impedance Track™ technology, achieving 95% accuracy

Intelligent capacity calculation extends device runtime

4. Battery Monitor

BQ76922 3-5 cell Li-ion battery monitor with overvoltage/undervoltage protection

III. Power Path & Load Switch ICs

1. Load Switch

Controls power switching to reduce standby power consumption

Integrated soft-start and overcurrent protection

2. Power Path Management IC

Optimizes power distribution strategies to enhance overall system efficiency

Supports seamless primary/backup power switching

3. USB Power Switch and Charging Port Controller

Compliant with USB-PD fast charging protocol, supports multi-port intelligent power distribution

Integrated port protection and status monitoring functions

IV. Power Driver ICs

1. MOSFET/IGBT Gate Drivers

High-speed gate driver ICs, matched to power switch device characteristics

Integrated dead time control and fault protection

V. System-Level Integrated PMICs

1. Multi-Channel Power Management IC

Highly integrated solutions, e.g., STPMIC1DPQR fully integrated PMIC with four synchronous buck converters controlled via I2C by host processor

MAX25249/MAX25249B quad-output PMIC with three DC-DC converters and one high PSRR LDO, featuring OV/UV monitoring

2. Power over Ethernet (PoE) ICs

Support IEEE 802.3af/at/bt standards, e.g., TPS2372 and TPS2373 series

Suitable for network switches, IP cameras, wireless APs, and similar devices

VI. Protection and Monitoring ICs

1. Overvoltage/Overcurrent Protection ICs

Real-time monitoring of voltage and current states with rapid response to abnormal conditions

2. Voltage Monitors

System power supply voltage monitoring to ensure stable operation of MCUs/SoCs

VII. Feature-Specific PMICs

1. LED Drivers

Constant-current drive solutions supporting dimming control and thermal management, widely used in automotive and general lighting

2. Automotive-Grade PMICs

Compliant with AEC-Q100 automotive certification, supporting ASIL-D functional safety level

Integrated power management for CAN/LIN transceivers

Supply Brand Matrix: Mingjiada Electronics supplies original PMICs from leading international manufacturers including TI, Onsemi, MPS, Renesas, ADI, and ST. All products originate from authorized channels, ensuring 100% genuine authenticity.

Contact Us:

Contact: Mr. Chen

Phone: +86 13410018555

Email: sales@hkmjd.com

Website: www.integrated-ic.com