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
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

MPQ4572 60V2A Buck
Features
• Wide 4.5V to 60V Operating Input Range
• 2A Continuous Output Current
• High-Efficiency, Synchronous Mode Control
• 250mΩ/45mΩ Internal Power MOSFETs
• Configurable Frequency Up to 2.2MHz
• 180°Out-of-Phase SYNC Out Clock
• 40μA Quiescent Current
• FB-Tolerance: 1% at Room Temp, 2% at Full Temp
• Selectable AAM or Forced CCM Operation during Light-Load Conditions • Power Good Indicator
• Low-Dropout Mode
• Short-Circuit Protection with Hiccup Mode
• VIN Under-Voltage Lockout (UVLO)
• Thermal Shutdown
• Available in a QFN-12 (2.5mmx3mm) Package
• Available in a Wettable Flank Package

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

MPQ2177/78/79, 5.5V Sync 3/2/1A Buck
Features
Wide 2.5V to 5.5V Operating Input Range
Peak 3/2/1A Continuous Current
2.4MHz Switching Frequency
60/35mΩ Low RDS(ON) Internal Power MOSFETs
FCCM
Power Good (PG) Indicator
External Soft-Start selectable
Duty On
Output Discharge
Tj 150C
Fully Protection include OVP/OTP
Short-Circuit Protection with Hiccup Mode
Available in a QFN-8 (1.5mmx2mm)Package
Available in AEC-Q100 Grade 1
MP6543H:22V 2A 3-Phase Power Stage Applications FEATURES • 3V to 22V Operating Supply Voltage • Three integrated half-bridge drivers • 2A Continuous Output Current • MOSFET On-Resistance: 110mΩ per FET • MP6543H: PWM & ENBL inputs • MP6543H-A: HS & LS inputs • MP6543H-B: Hall Signal Interface • Built-In 3.3-V, 100-mA LDO Regulator • Internal Charge Pump for Duty Cycle • Automatic Synchronous Rectification • Integrated Bi-directional Current Sense Amp •3-Phase Brushless DC Motors and Permanent Magnet Synchronous Motors
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