LTC3240 - 3.3V/2.5V Step-Up/Step-Down Charge Pump DC/DC Converter; Package: DFN; Pins: 6; Temperature Range: -40°C to 85°C

LTC3214 - 500mA Camera LED Charge Pump; Package: DFN; Pins: 10; Temperature Range: -40°C to 85°C
LTC3221 - Micropower, Regulated Charge Pump in 2 x 2 DFN; Package: DFN; Pins: 6; Temperature Range: -40°C to 85°C