Description
The XC9140 series are step-up synchronous DC/DC converters that support ceramic capacitors and have an internal 0.6Ω Nch driver transistor and an internal 0.65Ω Pch synchronous rectifier switch transistor.
Features
- Voltage Range
Output Voltage Setting
Output Current Driver Transistor
Supply Current Control Method High speed transient response PFM Switching Current Functions
Output Capacitor Operating Ambient Temperature Packages Environmentally Friendly
: operating hold voltage 0.7V ~ 5.5V
Start-up voltage
0.9V ~ 5.5V
: Without UVLO 1.8V ~ 5.0V (±2.0%)
With UVLO 3.0V ~ 5.0V (±2.0%)
: 80mA＠VOUT=3.3V, VBAT=1.8V : 0.6Ω Nch driver transistor
0.65Ω Pch synchronous rectifier switch transistor
: 6.3μA (V.
XC9140B Datasheet
