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Product Variant Information section
Product Specification Section
Pricing Section

Stock: 2,517

On Order: 0
Factory Stock:Factory Stock: 0
Factory Lead Time: 20 Weeks
Minimum Order: 1
Multiple Of: 1
Quantity Web Price
1 $0.645
100 $0.60
250 $0.555
500 $0.515
1,500+ $0.48
Total:

$1.29

USD
Attributes
Attributes Table
Input Voltage-Min 2.5V
Input Voltage-Max 6V
Output Voltage Fixed 3.3V
Dropout Voltage-Max 250mV
Output Current-Max 300mA
Operating Temp Range -40°C to +125°C
Regulator Topology Fixed
Quiescent Current 300µA
No. of Outputs Single
Output Noise 30µV
Load Regulation (%) 0.01%
Current - Limit 600mA
Line Regulation (%) 0.19%
Features and Applications

The LDS3985M33R is a low drop low noise BICMOS voltage regulator with an output voltage of 3.3 V and an output current of 300 mA. It is available in surface mount SOT-23-5L package.

This device is suitable for low power applications and in battery powered systems.

Features:

  • Input voltage from 2.5 V to 6 V
  • Stable with low ESR ceramic capacitors
  • Ultra low dropout voltage
  • Very low quiescent current
  • Guaranteed output current up to 300 mA
  • Wide range of output voltage:
    • from 1.25 V to 5.0 V
  • Fast turn-on time: typ. 240 μs
  • Logic-controlled electronic shutdown
  • Internal current and thermal limit
  • Output low noise voltage 30 μVRMS over 10 Hz to 100 kHz
  • SVR of 55 dB at 1 kHz, 50 dB at 10 kHz
  • Temperature range: -40 °C to 125 °C

Applications:

  • Mobile Phone
  • Battery Powered Wireless Systems
  • Portable Information Appliances