The IP4221CZ6-XS,115 is a step-down DC-DC converter module from NXP. It has a wide input voltage range of 4.5 V to 40 V, a stable output voltage of 1.15 V, and a maximum output current of 5 A. It features an internal PWM controller, an output over-current protection and a wide operating temperature range from -40 °C to +105 °C. The module is also equipped with an integrated inductor, capacitors and MOSFETS to save space, reduce costs and minimize external components.