MPQ4481-AEC1
NOT RECOMMENDED FOR NEW DESIGNS
36V, 3A, Step-Down Converter with Programmable Frequency and Spread Spectrum Option Single USB Charging Port Supporting EN_USB, Fault Indication for Automotive, AEC-Q100 Qualified
MPQ4481-AEC1 continues to be in production for existing customers. Please consider this alternative for new designs:

MPQ4228GRE-AEC1
MPQ4228GRE-AEC1
3A, 36V, Buck Converter with USB Charging Port Supporting DCP and Type-C 5V @ 3A DFP Mode, AEC-Q100 Qualified
Features & Benefits
- Supports Charging Only Type-C or Type-A Port
- Negative Temperature Coefficient (NTC) Over-Temperature (OT) Detection
- Passes Apple MFI R33 Certification Test
- USB-IF Type-C Certified
- 145°C Internal Load Shedding Entry Temperature
- Independent USB On/Off Control Pin (EN1)
- Supports BC1.2 DCP Mode, Apple 3A Divider Mode, and 1.2V/1.2V Mode
- USB_OUT, DP/DM, CC1/CC2 Pins Short to Battery Protection
- Wide 4.2V to 36V Continuous Operating Input Voltage (VIN) Range
- Selectable Switching Frequency (fSW) (420kHz and 2.2MHz with Spread Spectrum)
- 3A Output Current (IOUT)
- Integrated, Low, 20mΩ On Resistance (RDS(ON)) USB Switch
- Line Drop Compensation
- Selectable Forced Continuous Conduction Mode (FCCM) Operation/Automatic Pulse-Frequency Modulation (PFM)/Pulse-Width Modulation (PWM) Operation
- EN Shutdown Discharge Function
- Fault Indication for Over-Current Protection (OCP), Over-Voltage Protection (OVP), and Over-Temperature Protection (OTP)
- 200kHz to 2.2MHz Frequency Sync
- Hiccup Current Limit for Both Buck and USB
- ±8kV IEC 61000-4-2 Contact Discharge ESD Rating for CC1 and CC2 Pins
- ±8kV IEC 61000-4-2 Contact Discharge ESD Rating with Small Resistor, Capacitor on DP and DM Pins
- ±15kV IEC 61000-4-2 Air Discharge ESD Rating for DP, DM, CC1, and CC2 Pins
- Available in a QFN-22 (4mmx4mm) Package with Wettable Flanks
- Available in AEC-Q100 Grade 1
… and many more!
Log in to your account
Create New Account