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Product

NXE2000

Overview.

PMIC optimized for High-performance Smart devices requires Quad to Octa core AP

NXE2000: 5 DC/DC, 12 LDO, Li-Ion Battery Charger, Fuel Gauge and USB Charger

NXE2000 is the power management IC for GPS-PND/MID and Smart devices. It integrates five high-efficiency step-down DCDC converters, twelve low dropout regulators, power control logic, Li-ion Battery Charger, I2C Bus interface, voltage detections, thermal shut-down and etc.

Diagram.

NXE2000 Block diagram

Features.

System

  • • I2C Bus Interface @ 3.4Mhz and 400Khz
  • • Detector Function (System/IO/Battery-Voltage-detector, UVLO)
  • • Thermal Shutdown Function
  • • Watchdog timer
  • • Power on key input for System's power up, Power on reset output for CPU

High Efficiency Step-down DC/DC Converters

  • • 5 Channels
  • • DCDC1/2/3 Max 4000mA
  • • DCDC4/5 Max 2000mA

Low Drop Voltage Regulators

  • • LDO1-4 with ECO, Max 300mA
  • • LDO5-6 with ECO, Max 300mA
  • • LDO7-10, Max 200mA
  • • LDORTC1, Max 10mA
  • • LDORTC2, Max 10mA
  • • Over current protection and Short circuit protection

Li-ion Battery Charger

  • • Supports AC adapter charging and USB charging in an individual port.
  • • With the current limit protection and charge current control.
  • • The system can power on even when Li-ion Battery is low voltage or open.
  • • Rapid timer and Trickle timer.
  • • Power-path control.
  • • Over temperature protection

Fuel Gauge

  • • 2-bit resolution.
  • • 1 second integration.

Peripherals

  • • 12-bit resolution A/D converter
  • • 5ch GPIOs
  • • Real-Time Clock (RTC)
  • • Interrupt Controller]

Package

  • • CSP0608-80(0.65mm pitch)