品牌芯源MPS
产品电源DCDC
功能升压 降压 升降压
功能2电机驱动
功能3车规电子
Product Families
MV Buck: 18V/1-5A; 18V/6-30A; 24V/1-12A;
HV Buck: 28V-100V
E-Fuse / Load Switch
LDO
LNB
DC-DC PMIC Products
Supervisory
Half-Bridge Driver
DC-DC LED Driver
Signal Isolator
MPQ7908/28 - 18V, 4 Rail Power Management IC with Safety Monitoring
Key FEATURES
• 3 Synchronous Buck Regulators
− 2x 600mA
− 1x 1A
• 1 LDO Rail (200mA)
• Integrated safety functions (for MPQ70240FS only)
Analog built in self-test
Memory/OTP CRC check
Reference monitor
• Rich Protections
OCP/SCP, Vo OVP&UVP, Thermal warning/shutdown
• Symmetric input cap for better EMI
• PMBus/I2C Compliant interface with PEC to program
Dynamic adjustment Vo
Adjustable on/off delay, soft start time
Flexible PG indicator configuration
Light load mode selection
Configurable frequency spread spectrum for better EMI KEY SPECS
Input Voltage 3.5V – 18V
Output Current 600mA, 600mA, 1A, 200mA
Switching Freq. 2.2MHz / 3.3MHz
Package QFN-15 (2.5mmx3.5mm),
Wettable flank

MPQ5850 42V Smart Diode Controller
• -40V Reverse input protection
• 3V to 42V Startup Voltage
• Low Quiescent Current
• 25uA operating, 3.5uA shutdown
• Very fast transient response
• Rectifies input AC up to 100kHz
• 20mV forward voltage drop
• Strong gate drive
• 100mA (min) pull up current
• 400mA (min) pull down current
• Reservoir capacitor keeps gate on at very
low input voltages
• SOT23-8 • 25µA steady state current
• 3µA shutdown current
• Meets automotive ISO7637 transient
requirements with a suitable TVS Diode
FEATURES
APPLICATIONS
• Automotive system protection
• Automotive ADAS systems-camera
• Automotive infotainment systems-digital
cluster, head unit
• Battery powered systems

MPQ8873/MPQ8875A Integrated 4 MOS Sync Buck-Boost
Features
• 2.2V to 36V Wide Input Voltage Range
• Up to 3A Continuous Output Current
• <25μA Shutdown Current
• 180μA Quiescent Current @ VIN=12V
• Internal 15mΩ/35mΩ/15mΩ/35mΩ MOSFET
• Proprietary Constant-On-Time Control for Seamless Transitions
• Internal Soft-Start
• Easy-to-Optimize Efficiency & EMI Performance
• Programmable from 200kHz to 750kHz
• Switching Frequency Spread Spectrum
• Programmable Switching Speed
• Rich Protections Features
• One-Time-Programmable (OTP) for Default Parameters Setting
• AEC-Q100 Qualified
• Available in QFN-34(4mmx5mm) Package
• Available with Wettable Flank
Symmetric
Design
Successful Story in North China
• Infotainment – Yanfeng Visteon/Aptiv/Pateo/Nobo
• New Energy PEU - NIO

MP2147 – 4A, Sync, Step-Down Switcher
FEATURES
• Wide 2.8V-to-5.5V Operating Input Range
• Adjustable Output from 0.6V
• Up to 4A Output Current
• Low IQ: 40μA • 1.2MHz Switching Frequency
• EN for Power Sequencing
• 1% FB Accuracy
• External PWM/PFM Mode Control
• COT control offers fast transient response
• External VCON Control
• 22mΩ and 14mΩ Internal Power MOSFETs
• 1.5ms Internal SS Time with Pre-Bias Startup
APPLICATIONS
• Portable Instruments
• Storage
• Battery-Powered Devices
• High performance DSPs, FPGAs
MPQ7225
Cascadable 18V, 16-Channel Current Sink Matrix LED Driver
Features and Benefits
Built to Handle Tough Automotive Transients
• Cold crank down to 2.5V
Cooler Thermals and Excellent System Efficiency
• AFC (Adaptive Feedback Control) dynamically optimizes pre-regulator output
• 300mV current sink headroom at 200mA
Robust Communication for Reliable Control Across Distanced PCBs
• 2Mbps CAN compatible with differential interface
Optimized EMI/EMC
• Programmable phase shift and slew rate
• Frequency spread spectrum (internal clock)
• Selectable PWM dimming frequency
Easy Scalability
• Cascade up to 16 ICs to support up to 256 channels
• 3LED topology can support up to 768 LEDs
• Pin-programmable device address
Safety-Oriented
• Functional safety featured for ASIL systems
• Protection functions including thermal warning, LED open, LED short, pin
open/short (ISET)
• Failsafe (/FS) pin and fault registers for system diagnostics
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