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ST1S50PUR

4 A Monolithic synchronous step-down converter with high efficiency at light load

Input Voltage Min Volt4.0
Input Voltage Max Volt18.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameDFN10 3X3

The ST1S50 device is a 500 kHz fixed frequency PWM synchronous step-down regulator. The ST1S50 operates from 4.0 V to 18 V input, while it regulates an output voltage as low as 0.8 V and up to 0.88 x VIN.The ST1S50 device integrates a 95 mΩ high-side switch and a 69 mΩ synchronous rectifier...
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Key features
  • 4 A output current
  • 4.0 V to 18 V input voltage
  • Output voltage adjustable from 0.8 V to 0.88 x VIN
  • 500 kHz switching frequency
  • High efficiency at light load
  • Programmable soft-start and enable
  • Integrated 95 mΩ and 69 mΩ power MOSFETs
  • All ceramic capacitor
  • Power Good
  • Cycle-by-cycle current limiting
  • Short-circuit protection
  • VFDFPN10 3 x 3 x 1 mm - 10 L
In stock
Quantity $ per unit Savings
1-9$1.740%
10-50$1.4914%
Contact sales
$1.74
$1.73
or
Input Voltage Min Volt4.0
Input Voltage Max Volt18.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameDFN10 3X3

The ST1S50 device is a 500 kHz fixed frequency PWM synchronous step-down regulator. The ST1S50 operates from 4.0 V to 18 V input, while it regulates an output voltage as low as 0.8 V and up to 0.88 x VIN.The ST1S50 device integrates a 95 mΩ high-side switch and a 69 mΩ synchronous rectifier...
Read More

Key features
  • 4 A output current
  • 4.0 V to 18 V input voltage
  • Output voltage adjustable from 0.8 V to 0.88 x VIN
  • 500 kHz switching frequency
  • High efficiency at light load
  • Programmable soft-start and enable
  • Integrated 95 mΩ and 69 mΩ power MOSFETs
  • All ceramic capacitor
  • Power Good
  • Cycle-by-cycle current limiting
  • Short-circuit protection
  • VFDFPN10 3 x 3 x 1 mm - 10 L