Typical Application for LT8570EMS8E-1 1.2MHz Charge Pump Creates ±12V from a Single Lithium Ion Battery. The LT8570-1 is a PWM DC/DC converter. The LT8570-1 contains a 0.25A, 65V power switch. The LT8570-1 can be configured as either a boost, SEPIC or inverting converter