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NXP Semiconductors MGD3162AM550EKT
- Part No.:
- MGD3162AM550EKT
- Manufacturer:
- NXP Semiconductors
- Category:
- Isolators - Gate Drivers
- Package:
- 32-BSSOP (0.295", 7.50mm Width)
- Datasheet:
-
MGD3162AM550EKT.pdf
- Description:
- GATE DRIVER
- Quantity:
- Payment:
- Shipping:
Inventory:116
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Product details
Overview
MGD3162AM550EKT from NXP Semiconductors is a galvanically isolated, single-channel IGBT/SiC gate driver optimized for xEV traction inverters. It delivers up to 30 A sink current, supports 100 kHz PWM switching, and features dynamic gate strength adjustment via SPI or GS_ENH/GS_ENL pins to reduce voltage stress during SiC module switching.
For engineers reviewing the MGD3162AM550EKT datasheet, MGD3162AM550EKT pinout, MGD3162AM550EKT application, or MGD3162AM550EKT equivalent, this device is selected for high-reliability automotive inverter designs requiring ASIL D functional safety compliance, CMTI >100 V/ns, and autonomous fault reporting via INTB/INTA pins.
Technical Context
The MGD3162AM550EKT implements dual independent gate strength control logic: GS_ENH adjusts turn-on drive strength (three pullup levels), while GS_ENL configures turn-off strength (three pulldown levels), enabling cycle-by-cycle optimization of dV/dt and EMI. Its integrated boost capability eliminates external gate drive boosters for SiC MOSFETs rated up to 1200 V.
It integrates VCE monitoring, desaturation detection with <1 µs response, and real-time temperature sensing via TSENSEA pin compatible with NTC/PTC thermistors. The device uses reinforced isolation per DIN V VDE V 0884-10 and withstands 5000 Vrms (1 min) per UL 1577.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Isolation rating | 5000 Vrms (1 min), reinforced per DIN V VDE V 0884-10 - enables safe operation between LV control and HV power domains in 800 V traction systems. |
| Peak output current | 30 A sink / 10 A source - drives high-capacitance SiC modules directly without external buffers, reducing BOM count. |
| CMTI | >100 V/ns - maintains signal integrity under fast-switching transients in high-power inverters. |
| PWM frequency support | Up to 100 kHz - matches thermal limits of modern SiC-based traction inverters without derating. |
| Fault response time | <1 µs desaturation detection - prevents destructive short-circuit failure in IGBTs and SiC MOSFETs. |
| Operating junction temp | −40 °C to +150 °C - qualified for under-hood automotive environments per AEC-Q100 Grade 1. |
| SPI interface | Configurable safety monitoring, ADC delay (up to 8 µs), and ISEN/COMP setpoint programming - enables closed-loop gate strength adaptation. |
Pinout & Package
MGD3162AM550EKT is housed in a 32-pin wide-body SOIC package with 0.65 mm pitch and >7.72 mm creepage/clearance, supporting reinforced isolation for 800 V DC-link systems.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| GND1 (2 pins) | LV domain ground reference | Provides low-impedance return path for logic and SPI circuitry; dual pins reduce ground bounce in high-speed digital interfaces. |
| GND2 (2 pins) | HV domain ground reference | Separate ground for gate drive outputs and HV sensing; dual pins minimize common-mode noise coupling into desat/ISEN paths. |
| GH_1, GH_2 | Gate pull-up outputs | Dual parallel high-side drivers deliver combined 30 A sink current; configurable strength per GS_ENH for optimized turn-on dV/dt. |
| GL_1, GL_2 | Gate pull-down outputs | Dual parallel low-side drivers enable 30 A sink capability; independently controlled by GS_ENL for soft-turnoff and 2LTO functionality. |
| INTB | Interrupt output (open-drain) | Autonomous fault reporting pin - asserts on overtemperature, desat, or communication error; supports ASIL D fail-safe state management. |
| INTA/RTRPT | Configurable interrupt/report pin | Selectable as VCE monitor output or fault interrupt; enables real-time power device status feedback without additional ADC resources. |
| GS_ENH | Turn-on gate strength enable | 3-state input controlling three pullup drive strengths; allows dynamic dV/dt tuning synchronized to PWM edge transitions. |
| GS_ENL | Turn-off gate strength enable | 3-state input controlling three pulldown drive strengths; enables independent optimization of turn-off losses and voltage overshoot. |
| TSENSEA | Temperature sense analog input | Accepts NTC/PTC thermistor signals for local junction temperature estimation; feeds ADC for thermal derating of gate strength. |
| VREF | 5 V ±1% reference output | 20 mA capable reference for external sensor biasing; stable supply ensures accuracy of temperature and current sense measurements. |
Key Features
| Feature | Design Value |
|---|---|
| Dynamic gate strength control | Independent 3-level turn-on (GH) and turn-off (GL) drive strength selection via SPI or GPIO - reduces switching losses and voltage overshoot across load conditions. |
| Integrated active Miller clamp | Prevents false turn-on of SiC/IGBT during high dV/dt commutation - eliminates need for external clamping diodes or RC networks. |
| Two-level turn-off (2LTO) | Combines fast initial discharge with soft final stage - lowers di/dt-induced voltage spikes and EMI without increasing switching loss. |
| VCE monitoring with cycle-by-cycle reporting | Real-time desat detection and VCE waveform capture on INTA/RTRPT - enables predictive protection and RDS(on)-based junction temperature estimation. |
| Built-in self-test (BIST) | Full analog/digital circuit verification at power-up and runtime - satisfies ISO 26262 ASIL D diagnostic coverage requirements. |
Applications
| xEV Traction Inverter | Onboard Charger (OBC) |
|---|---|
|
Use Scenario: Driving 750–1200 V SiC half-bridge modules in 400 V/800 V battery electric vehicle inverters. IC Role / Device Role / Timing Role: Isolated gate driver providing cycle-synchronized gate strength modulation and desat protection. Use Value: Enables 100 kHz switching with <1 µs fault clearance, reducing inverter size and improving torque response fidelity. |
Use Scenario: Controlling bidirectional SiC H-bridge in 11 kW+ OBCs with phase-shifted full-bridge topology. IC Role / Device Role / Timing Role: High-CMTI gate driver managing synchronous rectification and soft-switching transitions. Use Value: Dual GH/GL outputs and programmable ADC delay ensure precise timing alignment between gate drive and current sensing. |
| DC Fast Charging Module | Hybrid Electric Vehicle (HEV) Inverter |
|
Use Scenario: Gate driving SiC modules in liquid-cooled 250 kW+ DC fast charging power stages. IC Role / Device Role / Timing Role: Fault-tolerant gate driver with autonomous INTB reporting and VCE monitoring for grid-connected reliability. Use Value: Reinforced isolation and AEC-Q100 Grade 1 qualification ensure long-term operation in high-ambient-temperature charging cabinets. |
Use Scenario: Driving IGBT modules in 48 V–400 V HEV motor control units with regenerative braking. IC Role / Device Role / Timing Role: Programmable gate strength driver adapting to variable bus voltage and load current profiles. Use Value: SPI-configurable ISEN/COMP thresholds and temperature-adaptive drive strength maintain efficiency across wide operating ranges. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar IGBT/SiC gate driver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Si827x series (Silicon Labs) | No integrated boost; max 4 A sink; no VCE monitoring or 2LTO; CMTI = 200 V/ns but lacks ASIL D certification. | Limited to lower-power industrial inverters; not AEC-Q100 qualified; requires external desat circuitry. | Select when cost sensitivity outweighs functional safety and SiC-optimized drive strength needs. |
| UCC5870-Q1 (TI) | Single-output architecture; 10 A sink only; no dual GH/GL pins; SPI interface lacks ADC delay configuration or TSENSEA support. | Suitable for compact 400 V inverters but cannot match MGD3162AM550EKT's 30 A drive or thermal-adaptive gate control. | Choose for simpler designs where integrated temperature sensing and multi-level turn-off are not required. |
Compared with Si827x and UCC5870-Q1, the MGD3162AM550EKT uniquely combines 30 A gate drive, ASIL D compliance, VCE monitoring, and independent dual-stage turn-off-enabling higher power density and safer SiC operation in automotive traction systems.
Availability
MGD3162AM550EKT is available at Aetrix Electronics and suitable for xEV traction inverters, onboard chargers, and DC fast charging modules requiring stable component supply, automotive-grade lifecycle assurance, and reinforced isolation compliance.
Supply support for MGD3162AM550EKT includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor company specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with leadership in functional safety and high-voltage isolation technology.
The GD3162 product line targets high-performance, safety-critical power conversion in electric vehicles, delivering integrated gate drive, diagnostics, and ASIL D-ready architecture for SiC and IGBT modules.
FAQ
What is the maximum gate drive current supported by the MGD3162AM550EKT?
The MGD3162AM550EKT supports up to 30 A sink current and 10 A source current through its dual GH_1/GH_2 and GL_1/GL_2 outputs. This peak drive strength is selectable via GS_ENH/GS_ENL pins or SPI commands and is specifically designed to drive high-input-capacitance SiC MOSFETs in traction inverters without external buffer stages. The MGD3162AM550EKT achieves this using integrated boost circuitry and parallel output architecture.
Does the MGD3162AM550EKT support ASIL D functional safety compliance?
Yes, the MGD3162AM550EKT is certified compliant with ISO 26262 for ASIL D level functional safety. It includes built-in self-test (BIST) for analog and digital circuits, continuous watchdog monitoring across the isolation barrier, 8-bit CRC error checking on SPI and configuration data, and dual-domain fail-safe state management via FSSTATE and FSENB pins. These features are fully documented in the GD3162_SDS Rev. 2 datasheet and validated per AEC-Q100 Grade 1 requirements.
How does the MGD3162AM550EKT implement desaturation protection?
The MGD3162AM550EKT provides desaturation detection with sub-microsecond response (<1 µs) using internal VCE monitoring circuitry. When enabled, it compares sensed VCE against a programmable threshold via the ISEN/COMP pin and triggers an immediate fault response on INTB. The MGD3162AM550EKT also supports real-time VCE waveform reporting on INTA/RTRPT for cycle-by-cycle analysis, enabling both reactive protection and predictive diagnostics in SiC and IGBT applications.
What isolation standard does the MGD3162AM550EKT meet?
The MGD3162AM550EKT meets reinforced isolation per DIN V VDE V 0884-10 and withstands 5000 Vrms for 1 minute per UL 1577. Its 32-pin wide-body SOIC package provides >7.72 mm creepage and clearance, satisfying IEC 60950-1 and IEC 60664-1 requirements for Material Group II. This isolation performance is validated for use in 800 V DC-link automotive traction systems and is explicitly confirmed in the GD3162_SDS ordering table.
Can the MGD3162AM550EKT drive both SiC MOSFETs and IGBTs?
Yes, the MGD3162AM550EKT is explicitly designed to drive both SiC MOSFETs and IGBTs in xEV traction inverters. Its programmable desaturation and current sense thresholds, adjustable gate strength (3-level pullup/pulldown), and VCE/VDS monitoring capability are optimized for the distinct switching characteristics of each device type. The GD3162_SDS Rev. 2 datasheet confirms compatibility with "latest SiC and IGBT modules" and includes separate configuration guidance for both technologies.
MGD3162AM550EKT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 32-BSSOP (0.295", 7.50mm Width)
- Packaging:
- Tray
- Product Status:
- Active
- Technology:
- Magnetic Coupling
- Number of Channels:
- 1
- Voltage - Isolation:
- -
- Common Mode Transient Immunity (Min):
- 100V/ns
- Propagation Delay tpLH / tpHL (Max):
- -
- Pulse Width Distortion (Max):
- -
- Rise / Fall Time (Typ):
- -
- Current - Output High, Low:
- -
- Current - Peak Output:
- -
- Voltage - Forward (Vf) (Typ):
- -
- Current - DC Forward (If) (Max):
- -
- Voltage - Output Supply:
- 0.3V ~ 25V
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Operating Temperature:
- -40°C ~ 150°C
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 32-SOIC
- Approval Agency:
- VDE
MGD3162AM550EKT FAQ
1.How can I place an order for MGD3162AM550EKT through Aetrix?
Please submit a Request for Quotation (RFQ) for MGD3162AM550EKT on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MGD3162AM550EKT reliable?
The price and inventory of MGD3162AM550EKT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MGD3162AM550EKT is usually 5 days.
3.What payment methods are accepted for MGD3162AM550EKT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MGD3162AM550EKT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MGD3162AM550EKT?
MGD3162AM550EKT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MGD3162AM550EKT order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MGD3162AM550EKT?
For technical support, including MGD3162AM550EKT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MGD3162AM550EKT requirements.
6.How does Aetrix verify that MGD3162AM550EKT is sourced from the original manufacturer or authorized distributors?
All MGD3162AM550EKT products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MGD3162AM550EKT meets industry standards.
7.What is the process for return or replacement of MGD3162AM550EKT?
All MGD3162AM550EKT units undergo pre-shipment inspection (PSI). If there is an issue with MGD3162AM550EKT, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MGD3162AM550EKT part is unused and in its original packaging.
Return procedure for MGD3162AM550EKT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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