Overview
The MFS5600AMMA8ES is a dual battery-connected DC-DC converter and controller designed by NXP USA Inc. for automotive applications. This component is part of the FS5600 family, which integrates two high-voltage buck converters, one with external FETs and the other with internal FETs. It is designed to meet stringent functional safety requirements, adhering to ISO 26262 standards through NXP's SafeAssure program. The device is AEC-Q100 Grade-1 qualified and operates over a wide temperature range from –40 °C to 150 °C TJ, ensuring reliability in harsh automotive environments.
Key Specifications
| Parameter | Specification |
|---|---|
| Part Number | MFS5600AMMA8ES |
| Target Market | Automotive |
| Safety Grade | QM (Quality Managed) |
| OTP ID | A8 – SW1 = 3.3 V, SW2 = 5.0 V |
| Input Voltage Range | 2.7 V to 36 V |
| Output Voltage Range | 1.8 V to 8.0 V (Internal FET), 1.8 V to 7.2 V (External FET) |
| Load Current Capability | Up to 3 A (Internal FET), Up to 15 A (External FET) |
| Switching Frequency | 250 kHz to 3 MHz |
| Output Accuracy | ±2 % |
| Package Type | 32-Ld 5 mm x 5 mm QFN |
| Operating Temperature Range | –40 °C to 150 °C TJ |
Key Features
- Dual high-voltage buck converters: one with external FETs and one with internal FETs.
- Functional safety features including independent voltage monitors, windowed watchdog timer, I/O monitoring via ERRMON and FCCU, and built-in self-test.
- High-efficiency PFM mode for power saving.
- GPIOs for seamless operation with PF PMICs (e.g., PF8x, PF7x, PF5x families).
- Spread spectrum, frequency tuning, and synchronization for EMC minimization.
- ABIST and LBIST for failure checking.
- PGOOD and FS0B outputs for status monitoring).
Applications
The MFS5600AMMA8ES is designed for various automotive applications, including:
- Infotainment systems
- Cluster and driver awareness systems
- Other automotive systems requiring high reliability and functional safety).
Q & A
- What is the primary function of the MFS5600AMMA8ES?
The MFS5600AMMA8ES is a dual battery-connected DC-DC converter and controller designed for automotive applications.
- What safety standards does the MFS5600AMMA8ES adhere to?
The device adheres to ISO 26262 standards through NXP's SafeAssure program.
- What is the input voltage range of the MFS5600AMMA8ES?
The input voltage range is from 2.7 V to 36 V.
- What are the load current capabilities of the MFS5600AMMA8ES?
Up to 3 A for the internal FET and up to 15 A for the external FET.
- What is the operating temperature range of the MFS5600AMMA8ES?
The operating temperature range is from –40 °C to 150 °C TJ.
- What package type is the MFS5600AMMA8ES available in?
The device is available in a 32-Ld 5 mm x 5 mm QFN package.
- Does the MFS5600AMMA8ES support high-efficiency modes?
- What are some of the functional safety features of the MFS5600AMMA8ES?
Independent voltage monitors, windowed watchdog timer, I/O monitoring via ERRMON and FCCU, and built-in self-test.
- Is the MFS5600AMMA8ES AEC-Q100 qualified?
- What types of automotive applications is the MFS5600AMMA8ES suitable for?
Infotainment systems, cluster and driver awareness systems, and other automotive systems requiring high reliability and functional safety.
