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STBB1-APUR

High efficiency single inductor dual mode buck-boost DC-DC converter with 2.3 A switches peak current

Operating RangeCommercial
Input Voltage Min Volt2.0
Input Voltage Max Volt5.5
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameDFN10 3X3

The STBB1-AXX is a fixed frequency, high efficiency, buck-boost DC-DC converter able to provide output voltages ranging from 1.2 V to 5.5 V and input voltages from 2.0 V to 5.5 V. The device can operate with input voltages higher than, equal to, or lower than the output voltage making the product...
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Key features
  • Buck-boost DC-DC converter
  • Operating input voltage range from 2.0 V to 5.5 V
  • 2% DC feedback voltage tolerance
  • Synchronous rectification
  • Shutdown function
  • 1.5 MHz switching frequency
  • Power save mode at light load
  • Typical efficiency: > 94%
  • 2.3 A switches peak current limit at 3.3 V
  • Shutdown current < 1 µA
  • Available in DFN10 (3 x 3 mm)
In stock
Quantity $ per unit Savings
1-9$2.900%
10-24$2.6110%
25-99$2.4615%
100-249$2.1028%
250-499$1.9732%
500$1.7440%
Contact sales
$2.90
$2.90
Operating RangeCommercial
Input Voltage Min Volt2.0
Input Voltage Max Volt5.5
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameDFN10 3X3

The STBB1-AXX is a fixed frequency, high efficiency, buck-boost DC-DC converter able to provide output voltages ranging from 1.2 V to 5.5 V and input voltages from 2.0 V to 5.5 V. The device can operate with input voltages higher than, equal to, or lower than the output voltage making the product...
Read More

Key features
  • Buck-boost DC-DC converter
  • Operating input voltage range from 2.0 V to 5.5 V
  • 2% DC feedback voltage tolerance
  • Synchronous rectification
  • Shutdown function
  • 1.5 MHz switching frequency
  • Power save mode at light load
  • Typical efficiency: > 94%
  • 2.3 A switches peak current limit at 3.3 V
  • Shutdown current < 1 µA
  • Available in DFN10 (3 x 3 mm)