company blog about Brand New and Original TDA22590: Infineon OptiMOS™ 90A Integrated Power Stage, Featuring Top-Notch Efficiency and Thermal Performance

TDA22590 OptiMOS™ 90A Integrated Power Stage | Mingjiada Offers Brand-New, Genuine Units in Stock

The TDA22590 is a 90A highly integrated DC-DC synchronous buck power stage from Infineon, featuring built-in OptiMOS™ MOSFETs and intelligent gate drivers. With ultra-compact packaging, best-in-class efficiency, and superior thermal performance as its core advantages, it is specifically designed for high-current, high-density power supply applications such as servers, AI, data centers, and communications.

I. Product Overview

Model: TDA22590 (TDA22590XUMA1)

Brand: Infineon

Series: OptiMOS™ Integrated Smart Power Stage

Type: Synchronous Buck DC-DC Integrated Power Stage

Maximum Output Current: 90A (Continuous)

Package: 4mm × 6mm × 0.465mm CE (embedded chip) package (PG-UFLGA-34)

Temperature Range: Industrial grade (-40°C to +150°C)

Application: High-current, high-efficiency, high-density power supply for CPU/GPU/ASIC/SoC core power supplies

II. TDA22590 Key Specifications

Input Voltage (VIN): 4.25V ~ 16V

Drive/Control Voltage (VCC/VDRV): 4.5V ~ 5.5V

Output Voltage (when VIN = 12V): 0.225V ~ 5.5V

Continuous Output Current: 90A

Switching Frequency: 200 kHz ~ 2 MHz

Current Sensing Accuracy: 5 μA/A (on-chip)

Temperature Feedback: 8 mV/°C analog output

Quiescent Current (DEEP SLEEP): 32 μA (typical, EN = Low)

Protection Features: Over-temperature / Thermal Shutdown, Cycle-by-Cycle Overcurrent, High-Side Short-Circuit, Undervoltage Lockout, Bootstrap Undervoltage Protection

Special Features: Body-Braking™ Load Transient Acceleration, Automatic Bootstrap Capacitor Recharging, 3.3V Tri-State PWM Compatibility

III. TDA22590 Key Product Features

1. Extreme Integration and Compact Size

Single-chip integration of gate driver, control MOSFET, synchronous MOSFET, current sensing, and temperature sensing eliminates the need for external power devices

Ultra-compact 4mm × 6mm package saves over 70% PCB area compared to traditional discrete solutions and supports high-density multi-phase parallel designs

2. Best-in-Class Efficiency and Low Losses

Utilizes Infineon’s OptiMOS™ 6th-generation MOSFET technology with extremely low on-resistance, maintaining 95%+ peak efficiency even at 90A high current

Low quiescent current (32μA) combined with low drive losses ensures high efficiency across the entire load range, significantly reducing system power consumption and thermal stress

3. Superior Thermal Performance and Reliability

Ultra-thin CE package + optimized thermal path design, resulting in extremely low thermal resistance. Temperature rise remains controllable during 90A full-load operation, eliminating the need for large heat sinks

Wide temperature range (-40°C to +150°C) + multiple hardware protections ensure long-term stable operation in the harsh environments of industrial and data center applications

4. Intelligent Control and Ease of Use

Built-in high-precision current/temperature telemetry supports real-time monitoring by digital controllers, simplifying power management system design

Compatible with 3.3V three-state PWM input, enabling seamless pairing with mainstream digital controllers from Infineon, TI, and others to rapidly build multi-phase power supplies

Supports Body-Braking™ technology, significantly improving load transient response speed to meet the dynamic current demands of AI and servers

IV. TDA22590 Typical Application Scenarios

Data Centers / Servers: High-current power supply for CPUs, GPUs, memory, and ASIC cores

AI Computing: Power supplies for training/inference chips, edge computing nodes, and AI accelerator cards

Communication Equipment: Power supplies for 5G base stations, routers, switches, and optical modules

Industrial / Automotive: Industrial servos, in-vehicle domain controllers, and high-power motor drives

Storage / Enterprise-Grade Equipment: Power supplies for NVMe SSD arrays and high-density storage servers

Supply Services

Shenzhen Mingjiada Electronics Co., Ltd. maintains a long-term inventory of brand-new, genuine TDA22590 OptiMOS™ integrated power-stage chips, providing reliable component procurement support for customers in the data center, telecommunications equipment, and industrial control sectors.