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
36V, 3A, Low Quiescent Current Synchronous Step Down Converter
Features
• Designed for Automotive Applications:
• Survives 42V Load Dump
• Supports 3.1V Cold Crank
• Continuous Output Current 0.5A-3A
• Continuous Operation Up to 30V
• Junction Temperature Operation from -40°C to +150°C
(Absolute Maximum)
• Increases Battery Life:
• 1μA Shutdown Supply Current
• 20μA Sleep Mode Quiescent Current
• Advanced Asynchronous Mode (AAM) Increases
Efficiency under Light Loads
• High Performance for Improved Thermals:
• Integrated 70mΩ High-Side and 50mΩ Low-Side
MOSFETs
• 65ns Minimum On Time and 50ns Minimum Off Time
• Optimized for EMC/EMI:
• Frequency Spread Spectrum Modulation
• Symmetric VIN Pinout
• CISPR25 Class 5 Compliant
• 350kHz to 2.5MHz Configurable Switching Frequency
• MeshConnect™ Flip-Chip Package
• Available in a QFN-12 (2mmx3mm)
• Package or a QFN-12 (3mmx4mm)

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

MPQ2166A, 6V Sync 2/2A Dual Buck
Features
Wide 2.6V to 6V Operating Input Range
2A/2A or 1A/3A Continuous Current
Up to 3MHz Switching Frequency
60/25mΩ Low RDS(ON) Internal Power MOSFETs
AAM or CCM
60uA Quiescent Current
Power Good (PG) Indicator
Independent SS/PG/EN Function
External Soft-Start selectable
Fully protection include OCP/SCP/OTP
Output Adjustable from 0.6V to Vin
Available in a QFN-18 (2.5mmx3.5mm)Package
Available in a Wettable Flank Package
Available in AEC-Q100 Grade 1

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
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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