Power Driver Modules | Discrete Semiconductor Components

Part Number	Description / PDF	Quantity
AOZ5312NQI Alpha and Omega Semiconductor, Inc.	20V/60A DRMOS SMOD EN CONTROL TH	2997
AOZ5166QI Alpha and Omega Semiconductor, Inc.	60A/25V DRMOS POWER MODULE (PWM=	5980
AOZ5339QI Alpha and Omega Semiconductor, Inc.	POWER IC DRMOS	5961
AOZ5237QI Alpha and Omega Semiconductor, Inc.	POWER IC DRMOS	5965
AOZ5332QI Alpha and Omega Semiconductor, Inc.	POWER IC DRMOS	800
AOZ5312UQI Alpha and Omega Semiconductor, Inc.	20V/60A DRMOS SMOD EN CONTROL TH	2944
AOZ5117QI Alpha and Omega Semiconductor, Inc.	25V/60A DRMOS SMOD EN CONTROL TH	0
AOZ5117QI-01 Alpha and Omega Semiconductor, Inc.	25V/60A DRMOS SMOD EN CONTROL QF	3000
AOZ5017QI Alpha and Omega Semiconductor, Inc.	25V/60A DRMOS 5V PWM IN QFN5X5	0
AOZ5239QI Alpha and Omega Semiconductor, Inc.	MOD SYNC BUCK POWER STAGE 70A/25	2818
AOZ5039QI Alpha and Omega Semiconductor, Inc.	MOD SYNC BUCK POWER STAGE 35A 25	0
AOZ5118QI Alpha and Omega Semiconductor, Inc.	25V/65A DRMOS SMOD EN CONTROL TH	0
AOZ5516QI Alpha and Omega Semiconductor, Inc.	IC POWER DRMOS 25V 55A 31QFN	8
AOZ5007AQI Alpha and Omega Semiconductor, Inc.	25V/30A DRMOS 5V PWM IN QFN3.5X4	5000
AOZ5016QI Alpha and Omega Semiconductor, Inc.	25V/55A DRMOS 5V PWM IN QFN5X5	2979
AOZ5317UQI Alpha and Omega Semiconductor, Inc.	25V/60A DRMOS SMOD EN CONTROL TH	0
AIM5D05K060M2S Alpha and Omega Semiconductor, Inc.	DUAL-IN-LINE PACKAGE INTELLIGENT	34
AOZ5311NQI Alpha and Omega Semiconductor, Inc.	20V/55A DRMOS SMOD EN CONTROL TH	2000
AOZ5311UQI Alpha and Omega Semiconductor, Inc.	20V/55A DRMOS SMOD EN CONTROL TH	0
AOZ5613BQI Alpha and Omega Semiconductor, Inc.	20V/65A DRMOS SMOD EN CONTROL TH	0

Power Driver Modules | Discrete Semiconductor Components

1. Overview

Discrete Semiconductor Power Driver Modules are integrated electronic components designed to control and drive high-power semiconductor devices such as MOSFETs, IGBTs, and bipolar transistors. These modules act as intermediaries between low-power control circuits (e.g., microcontrollers) and high-power loads, enabling precise switching and power management. They are critical in modern power electronics systems, ensuring efficiency, reliability, and safety in applications ranging from industrial automation to renewable energy systems.

2. Major Types and Functional Classification

Type	Functional Characteristics	Application Examples
MOSFET Driver Modules	High-speed switching, low on-resistance, suitable for DC-DC converters and motor drives	Electric vehicle (EV) battery management systems
IGBT Driver Modules	High-voltage/current handling, soft-switching capabilities	Industrial motor drives, traction inverters
Bipolar Transistor Drivers	High current gain, linear operation mode	Analog amplifiers, legacy power systems
Gate Driver ICs	Integrated logic-to-power signal conversion, galvanic isolation options	Switching power supplies, LED lighting systems

3. Structure and Composition

Typical modules consist of:

Die Attach: Silicon dies for MOSFET/IGBT chips bonded to a conductive substrate
Substrate: Aluminum oxide (Al O ) or silicon nitride (Si N ) for thermal/electrical insulation
Encapsulation: Molded epoxy resin or ceramic housing for environmental protection
Terminals: Copper/Aluminum leads or surface-mount pads for PCB integration
Thermal Interface: Phase-change materials or thermal pads for heatsink attachment

4. Key Technical Specifications

Parameter	Description
Max Voltage Rating (Vds/Vce)	50V 1700V, determines application suitability (e.g., 600V for EVs, 1700V for rail transport)
Peak Output Current (Ipeak)	5A 100A, impacts switching performance and thermal design
Power Dissipation (Pd)	1W 200W, defines cooling requirements
Operating Temperature	-40 C to +175 C, critical for automotive/industrial environments
Isolation Voltage	2.5kV 10kV, safety requirement for high-voltage systems
Short-Circuit Withstand	10 s 10ms, protects against fault conditions

5. Application Fields

Industrial: Servo motor drives, CNC machine tools, welding inverters
Automotive: On-board chargers (OBC), traction inverters, 48V mild hybrid systems
Renewables: Solar string inverters, wind turbine converters
Consumer: High-end kitchen appliances, robotic vacuum cleaners
Case Study: A 3.6kW industrial motor drive using Infineon's 1EDN75120B gate driver achieved 98.5% efficiency.

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Features
Infineon Technologies	1EDN75120B	1200V IGBT driver with DESAT protection, 40ns propagation delay
STMicroelectronics	STGP10CH60DF	600V/10A SiC MOSFET power module for fast charging stations
ON Semiconductor	NCP51820	High-frequency (200kHz) gate driver for LLC resonant converters
Texas Instruments	UCC21750	Isolated gate driver with integrated current sensing for EV inverters

7. Selection Recommendations

Key considerations include:

Match voltage/current ratings with system requirements (add 20% safety margin)
Choose packaging (TO-247, D2PAK, or surface-mount) based on thermal needs
Verify compliance with standards (e.g., AEC-Q101 for automotive)
Assess protection features (overcurrent, thermal shutdown)
Evaluate driver IC compatibility for gate charge requirements

8. Industry Trends

Future developments include:

Adoption of wide-bandgap (WBG) semiconductors (SiC/GaN) for higher efficiency
Integration of sensors and digital interfaces (smart power modules)
Advanced packaging techniques (double-sided cooling, silver sintering)
Increased demand for automotive applications (EVs, 48V systems)
Standardization of isolation requirements per IEC 61800-5-1