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
MPQ4436A 45V@6A Series DCDC
• Wide 3.3V to 45V Operating Voltage Range
• 6A Continuous Output Current
• 18μA Sleep Mode Quiescent Current
• Internal 48mΩ High-Side and 20mΩ Low Side
MOSFET
• 350kHz to 530kHz Programmable Switching
Frequency for Car Battery Applications
• Synchronize to External Clock
• Out of Phase Synchronized Clock Output
• Frequency Spread Spectrum (FSS) for low EMI
• Symmetric Vin for Low EMI
• Power Good Output
• Selectable Advanced Asynchronous Mode(AAM) or
Forced Continuous Conduction Mode (FCCM)
• Low Dropout Mode
• Hiccup Over Current Protection
• Available in a QFN-20 (4mmx4mm) Package
• Available in a Wettable Flank Package
• Available in AEC-Q100 Grade-1

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)

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

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
http://qq1299968664.b2b168.com