MAX38911

RECOMMENDED FOR NEW DESIGNS

11µVRMS Low-Noise, 500mA LDO Linear Regulators with Low-Power Mode

Industry’s First 500mA LDO with Low-Power Mode Applied to Always-on Devices

Data Sheet (Rev. 3)
Product Selection Table
Part Models
4
1ku List Price
Starting From $0.79
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Part Details

  • Deliver Wide, Flexible Operating Range
    • 1.7V to 5.5V Input Supply Range
    • 0.8V to 5.0V Output Voltage Range
    • 500mA Maximum Output Current
    • 24.3mV Dropout at 500mA Load and 5.0V Input Voltage
    • 19.2µA No-Load Supply Current in Low-Power Mode
    • 332µA Supply Current in Normal Mode
    • <1µA Shutdown Supply Current
  • Reduce Noise and Improve Accuracy
    • 11µVRMS Output Noise, 10Hz to 100kHz
    • 70dB PSRR at 10kHz, 250mA Load Current, and 300mV Input and Output Voltage Separation
    • ±1% DC Accuracy overload, Line, and Temperature Variations
  • Enable Ease-of-Use and Robust Protection
    • Active Discharge of 800Ω at OUT
    • Stable with 2µF (Minimum Effective) Output Capacitance
    • Programmable Soft-Start Rate
    • Overcurrent and Overtemperature Protection
    • Reverse-Current Protection
    • Power-OK Output
  • Reduce Size and Improve Reliability
    • 1.42mm × 0.83mm, 3 × 2, 6-Bump, 0.4mm Pitch WLP
    • 2mm × 2mm, 8-Pin TDFN Package
    • -40°C to +125°C Operating Temperature
MAX38911
11µVRMS Low-Noise, 500mA LDO Linear Regulators with Low-Power Mode
MAX38911, MAX38912:Application Diagram
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Documentation

Data Sheet 1

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Evaluation Kits

eval board
schematic 1
MAX38912EVK-TDFN

Evaluation Kit for the MAX38912

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Features and Benefits

  • Evaluates the MAX38912 in an 8-pin (2mm x 2mm) TDFN Package
  • 1.7V to 5.5V Input Range
  • 0.8V to 5.0V External Feedback Resistor Configuration
  • Up to 500mA Output Current
  • Jumper-Selectable Operating Modes
  • Proven 2-Layer 1oz Copper PCB Layout
  • Demonstrates Compact Solution Size
  • Fully Assembled and Tested

Product Details

The MAX38912 TDFN evaluation kit (EV kit) evaluates the MAX38912 in a TDFN package. The MAX38912 is a low-noise, high-PSRR pMOS linear regulator. The MAX38912 TDFN EV kit operates over an input range of 1.7V to 5.5V, provides an output-voltage range from 0.8V to 5.0V, and can deliver up to 500mA of current. The EV kit comes with the MAX38912ATA+ installed.

Applications

  • Digital Camera and Audio Devices
  • High-Performance Sensors for Portable Applications
  • Imaging and High-Frequency Sensors
  • IoT Sensors
  • Mobile Phones
  • Portable and Battery-Powered Equipment

MAX38911EVK-WLP

Evaluation Kit for the MAX38911

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Features and Benefits

  • Evaluates the MAX38911 in a 6-ball (1.42mm x 0.83mm) WLP
  • 1.7V to 5.5V Input Range
  • 0.8V to 5.0V Factory-Preset Output Voltage (with IC Replacement)
  • Up to 500mA Output Current
  • Jumper-Selectable Operating Modes
  • Proven 2-Layer 1oz Copper PCB Layout
  • Demonstrates Compact Solution Size
  • Fully Assembled and Tested

Product Details

The MAX38911 WLP evaluation kit (EV kit) evaluates the MAX38911 in a WLP package. The MAX38911 is a lownoise, high-PSRR pMOS linear regulator. The MAX38911 WLP EV kit operates over an input range of 1.7V to 5.5V, provides a factory-preset output-voltage range of 0.8V to 5.0V in 50mV steps, and can deliver up to 500mA of current. The EV kit comes with the MAX38911ANT+ (1.8V output) installed.

Applications

  • Digital Camera and Audio Devices
  • High-Performance Sensors for Portable Applications
  • Imaging and High-Frequency Sensors
  • IoT Sensors
  • Mobile Phones
  • Portable and Battery-Powered Equipment
MAX38912EVK-TDFN
Evaluation Kit for the MAX38912
MAX38912EVK-TDFN: Board Photo
MAX38911EVK-WLP
Evaluation Kit for the MAX38911

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