微功耗VFM升压型DC / DC转换器 MICROPOWER VFM STEP-UP DC/DC CONVERTER
DESCRIPTION
The ST5R00 is an high efficiency VFM Step-up DC/DC converter for small, low input voltage or battery powered systems with ultra low quiescent supply current. The ST5Rxx accept a positive input voltage from start-up voltage to VOUT and convert it to a higher output voltage in the 2.5 to 5V range.
■ VERY LOW SUPPLY CURRENT
■ REGULATED OUTPUT VOLTAGE
■ WIDE RANGE OF OUTPUT VOLTAGE AVAILABLE 2.5V, 2.8V, 3.0V, 3.3V, 5.0V
■ OUTPUT VOLTAGE ACCURACY ±5%
■ OUTPUT CURRENT UP TO 100mA
■ LOW RIPPLE AND LOW NOISE
■ VERY LOW START-UP VOLTAGE
■ HIGH EFFICIENCY VOUT = 5V TYP. 87%
■ FEW EXTERNAL COMPONENTS
■ VERY SMALL PACKAGE: SOT23-5L