R1200L - STEP-UP DC/DC CONVERTER FOR OLED BACK LIGHT
Each of these ICs consists of a Nch MOSFET, NPN transistor, an oscillator, PWM comparator, a voltage reference unit, an error amplifier, a current limit circuit, an under voltage lockout circuit (UVLO), an over voltage protection circuit (OVP), and a soft start circuit.
As the external components,
R1200L Features
* Supply Current Typ. 500μA
* Standby Current Max. 3μA
* Input Voltage Range 2.3V to 5.5V
* Feedback Voltage 1.0V (Externally adjustable)
* Feedback Voltage Accuracy±1.5%
* Temperature-Drift Coefficient of Feedback Voltage ±150ppm/°C
* Osc