LP2998‑Q1

The LP2998-Q1 is an automotive-qualified DDR2/DDR3 memory power management regulator designed to generate the VTT (termination) and VREF (reference) voltages required by DDR memory systems.

Key Features Type: DDR Memory Termination Regulator (VTT / VREF generator) Automotive Grade: AEC-Q100 qualified (Grade 1, –40 °C to +125 °C) Input Voltage Range: 2.2 V – 5.5 V Output Voltage (VTT): Tracks ½ × VDDQ Reference Voltage (VREF): ½ × VDDQ ± 1 % Output Current: ±2 A (typical continuous source/sink capability) Dropout Voltage: 150 mV typical at 2 A load Quiescent Current: 150 µA (typical) Switching Frequency: Linear regulator (non-switching) Stability: Requires only 10 µF ceramic output capacitors Thermal Shutdown and Over-current Protection Enable Pin: For power sequencing and system control Package: 8-pin SOIC (DDA) or WSON (NGD) Operating Temperature Range: –40 °C to +125 °C Qualification: AEC-Q100, PPAP available RoHS / REACH compliant Applications Automotive infotainment and navigation systems Advanced driver assistance systems (ADAS) Automotive instrument clusters DDR2 and DDR3 memory termination for ECUs, routers, and gateways Industrial and embedded computing platforms Performance Summary Provides precision DDR VTT tracking and VREF output Supports both DDR2 (1.8 V VDDQ) and DDR3 (1.5 V VDDQ) memory systems Fast transient response to dynamic bus loading Stable with low ESR ceramic capacitors Automotive-grade reliability and thermal protection Hot Tags: lp2998‑q1, China lp2998‑q1 suppliers, manufacturers