15V Sync Buck-Boost, IQ=1.3μA

15V Sync Buck-Boost, IQ=1.3µA
MPPC
A
A
SW1
1.9V to 15V
VIN
SW2
LTC3129
WSN Mote
VOUT
1.4V to 15.75V
GND
SUP
CAPER
LITHIUM
THIONYL CHLORIDE
IQ =1.3µA
Flexible Power Solutions for Sub-Watt Applications
®
The LTC 3129 is the latest in our growing family of wide input voltage range monolithic buck-boost converters.
Its 1.9V to 15V input voltage range makes it ideal for a wide range of input sources – from multicell batteries to solar
panels. Its single inductor buck-boost topology enables a programmable fixed output within a 1.4V to 15.75V range.
With its ultralow noise 1.2MHz PWM switching architecture, 1.3µA quiescent current and small compact solution
footprint, the LTC3129 is ideal for battery-powered always-on systems.
Features
Efficiency vs Power Loss for 5VOUT
Info & Free Samples
•Input Voltage Range: 1.9V to 15V
www.linear.com/product/LTC3129
•Output Voltage Range: 1.4V to 15.75V
1-800-4-LINEAR
•200mA Output Current in Buck Mode
•IQ = 1.3µA
•1.2MHz Ultralow Noise PWM
•Programmable Maximum Power Point
Control (MPPC)
•LTC3129-1: 8 User-Selectable
Fixed Outputs
video.linear.com/182
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