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ST1PS02DQTR

ST1PS02DQTR

ST1PS02B1QTR

ST1PS02B1QTR

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ST1PS02CQTR

400 mA nano-quiescent synchronous step-down converter with digital voltage selection, Power Good and AUX switch

Input Voltage Min Volt1.8
Input Voltage Max Volt5.5
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameMLPQ/QFN 1.7x2.0x0.55 12L P0.4

The ST1PS02 is a nano-quiescent miniaturized synchronous step-down converter, which is able to provide up to 400 mA output current with an input voltage ranging from 1.8 V to 5.5 V. This converter is specifically designed for applications where high efficiency, PCB size and thickness are the key...
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Key features
  • 500 nA input quiescent current at VIN = 3.6 V (not switching)
  • 92% typical efficiency at 10 mA load (VIN = 3.6 V, VOUT = 2.5 V)
  • 100% duty cycle
  • 1.8 V to 5.5 V input operating range
  • Undervoltage lockout: 1.57 V (VIN falling, typ.)
  • Up to 400 mA output current capability
  • Low power control operation for the best efficiency
  • Embedded soft-start circuit
  • Tiny external components: L = 2.2 µH typ.
  • Settable inductor current limitation
  • Selectable output voltages: 1.0 V to 3.3 V
  • Output voltage Power Good
  • ±1.5% output voltage accuracy (VOUT, TA = 25 °C)
  • Dynamic output voltage selection (D0, D1 and D2)
  • Auxiliary load switch Vout2 (AUX control input)
  • Available in TQFN12 package
In stock
Quantity $ per unit Savings
1-9$1.710%
10-16$1.1533%
Contact sales
$1.71
$1.71
or
Input Voltage Min Volt1.8
Input Voltage Max Volt5.5
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameMLPQ/QFN 1.7x2.0x0.55 12L P0.4

The ST1PS02 is a nano-quiescent miniaturized synchronous step-down converter, which is able to provide up to 400 mA output current with an input voltage ranging from 1.8 V to 5.5 V. This converter is specifically designed for applications where high efficiency, PCB size and thickness are the key...
Read More

Key features
  • 500 nA input quiescent current at VIN = 3.6 V (not switching)
  • 92% typical efficiency at 10 mA load (VIN = 3.6 V, VOUT = 2.5 V)
  • 100% duty cycle
  • 1.8 V to 5.5 V input operating range
  • Undervoltage lockout: 1.57 V (VIN falling, typ.)
  • Up to 400 mA output current capability
  • Low power control operation for the best efficiency
  • Embedded soft-start circuit
  • Tiny external components: L = 2.2 µH typ.
  • Settable inductor current limitation
  • Selectable output voltages: 1.0 V to 3.3 V
  • Output voltage Power Good
  • ±1.5% output voltage accuracy (VOUT, TA = 25 °C)
  • Dynamic output voltage selection (D0, D1 and D2)
  • Auxiliary load switch Vout2 (AUX control input)
  • Available in TQFN12 package
Associated products