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LD3985M29R

LD3985M29R

Active

LD3985M28R

Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible

Operating Temp Min Celsius-40.0
Operating Temp Max Celsius125.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSOT23-5L

The LD3985 provides up to 150 mA, from 2.5 V to 6 V input voltage. The ultra low drop voltage, low quiescent current and low noise make it suitable for low power applications and in battery-powered systems. Regulator ground current increases slightly in dropout only, prolonging the battery life....
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Key features
  • Input voltage from 2.5 to 6 V
  • Stable with low ESR ceramic capacitors
  • Ultra low-dropout voltage (60 mV typ. at 150 mA load, 0.4 mV typ. at1 mA load)
  • Very low quiescent current (85 μA typ. at no load, 170 μA typ. at 150 mA load; max.1.5 μA in OFF mode)
  • Guaranteed output current up to 150 mA
  • Wide range of output voltages: 1.22 V; 1.8 V; 2.5 V; 2.7 V; 2.8 V;2.9 V; 3.3 V; 4.7 V
  • Fast turn-on time: typ. 200 μs [CO = 1 μF, CBYP = 10 nF and IO = 1 mA]
  • Logic-controlled electronic shutdown
  • Internal current and thermal limit
  • Output low noise voltage 30 μVRMS over 10 Hz to
    100 kHz
  • SVR of 60 dB at 1 kHz, 50 dB at 10 kHz
  • Temperature range: -40 °C to 125 °C
In stock
Quantity $ per unit Savings
1-9$0.470%
10-24$0.4310%
25-99$0.4114%
100-249$0.3525%
250-499$0.3329%
500$0.3134%
Contact sales
$0.47
$0.47
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius125.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSOT23-5L

The LD3985 provides up to 150 mA, from 2.5 V to 6 V input voltage. The ultra low drop voltage, low quiescent current and low noise make it suitable for low power applications and in battery-powered systems. Regulator ground current increases slightly in dropout only, prolonging the battery life....
Read More

Key features
  • Input voltage from 2.5 to 6 V
  • Stable with low ESR ceramic capacitors
  • Ultra low-dropout voltage (60 mV typ. at 150 mA load, 0.4 mV typ. at1 mA load)
  • Very low quiescent current (85 μA typ. at no load, 170 μA typ. at 150 mA load; max.1.5 μA in OFF mode)
  • Guaranteed output current up to 150 mA
  • Wide range of output voltages: 1.22 V; 1.8 V; 2.5 V; 2.7 V; 2.8 V;2.9 V; 3.3 V; 4.7 V
  • Fast turn-on time: typ. 200 μs [CO = 1 μF, CBYP = 10 nF and IO = 1 mA]
  • Logic-controlled electronic shutdown
  • Internal current and thermal limit
  • Output low noise voltage 30 μVRMS over 10 Hz to
    100 kHz
  • SVR of 60 dB at 1 kHz, 50 dB at 10 kHz
  • Temperature range: -40 °C to 125 °C