DC/DC Buck Converter Reference Circuit: Vin=2.7V to 5.5V, Iomax=3.0A

Design Resources:
Features:
  • 1ch Switching Regulator
  • Offers fast transient response with current mode PWM control system.
  • Offers highly efficiency for all load range with synchronous rectifier (Nch / Nch FET) and SLLM™ (Simple Light Load Mode)
  • Input voltage range : 2.7V to 5.5V
  • Output current max. : 3A
  • 1MHz Fixed frequency Operation
  • Incorporates soft-start function.
  • Incorporates thermal protection, ULVO and short-current protection circuit with time delay function.
  • Incorporates shutdown function. Icc=0μA(Typ.)
Block Diagram:
N/A
SAMPLE PRODUCTS USED IN THIS CIRCUIT
Part Number
Status Datasheet Package Unit Quantity Minimum Package Quantity Packing Type Constitution Materials List RoHS Distribution Inventory
BD9139MUV Active Datasheet VQFN016V3030 3000 3000 Taping inquiry Yes
MCR01MZPF Active Datasheet MCR01 10000 10000 Taping inquiry Yes
MCR01MZPJ Active Datasheet MCR01 10000 10000 Taping inquiry Yes