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PM8903ATR

3 A step-down monolithic switching regulator

Input Voltage Min Volt2.8
Input Voltage Max Volt6.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameQFN16 3x3

The PM8903A is a high efficiency monolithic step-down switching regulator designed to deliver up to 3 A continuous current. The IC operates from 2.8 V to 6 V input voltage (VIN).The PM8903A features low-resistance integrated nMOS and proprietary pulse-skipping mode for optimum efficiency over all...
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Key features
  • Integrated 35 mΩ MOSFETs for high efficiency
  • 3 A continuous output current
  • 2.8 V to 6 V input voltage (VIN)
  • 2.9 V to 5.5 V supply voltage (VCC)
  • Adjustable output voltage down to 0.6 V
  • 1% output voltage accuracy
  • 1.1 MHz switching frequency operation
  • PSKIP mode to optimize light load efficiency
  • Embedded bootstrap diode
  • Thermally compensated loss-less current sense across HS and LS MOSFETs
  • OV/UV/OC and overtemperature protection
  • Internal soft-start and soft-stop
  • Interleaving synchronization (up to 2 ICs)
  • Power Good output
  • Shutdown function (< 15 μA quiescent current)
  • VFQFPN16 3 x 3 mm compact package
In stock
Quantity $ per unit Savings
1-9$1.690%
10-99$1.5111%
100-249$1.2228%
250-499$1.1532%
500$1.0041%
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$1.69
$1.69
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Input Voltage Min Volt2.8
Input Voltage Max Volt6.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameQFN16 3x3

The PM8903A is a high efficiency monolithic step-down switching regulator designed to deliver up to 3 A continuous current. The IC operates from 2.8 V to 6 V input voltage (VIN).The PM8903A features low-resistance integrated nMOS and proprietary pulse-skipping mode for optimum efficiency over all...
Read More

Key features
  • Integrated 35 mΩ MOSFETs for high efficiency
  • 3 A continuous output current
  • 2.8 V to 6 V input voltage (VIN)
  • 2.9 V to 5.5 V supply voltage (VCC)
  • Adjustable output voltage down to 0.6 V
  • 1% output voltage accuracy
  • 1.1 MHz switching frequency operation
  • PSKIP mode to optimize light load efficiency
  • Embedded bootstrap diode
  • Thermally compensated loss-less current sense across HS and LS MOSFETs
  • OV/UV/OC and overtemperature protection
  • Internal soft-start and soft-stop
  • Interleaving synchronization (up to 2 ICs)
  • Power Good output
  • Shutdown function (< 15 μA quiescent current)
  • VFQFPN16 3 x 3 mm compact package