Downloading...
 
product-image
 

2.7-5.5V 2A 1ch Buck converter - BD89630EFJ

ROHM's high efficiency step-down switching regulator BD89630EFJ is a power supply designed to produce a low voltage including 1.0 volts from 5.5 / 3.3 volts power supply line. Offers high efficiency with synchronous rectifier. Employs a current mode control system to provide faster transient response to sudden change in load.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BD89630EFJ-E2 Active HTSOP-J8 2500 2500 Taping Yes
 
Specifications:
Grade Standard
ch 1
Integrated FET / Controller Integrated FET
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Synchronous
Vin1(Min.)[V] 2.7
Vin1(Max.)[V] 5.5
Vout1(Min.)[V] 1.0
Vout1(Max.)[V] 2.5
Iout1(Max.)[A] 2.0
SW frequency(Max.)[MHz] 1.0
Light Load mode No
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -25
Operating Temperature (Max.)[°C] 85
Features:
  • ・Output Voltage:Adjustable(1.0~2.5V)
    ・Output Current:2.0A
    ・High Efficiency and Fast Transient Response
 
 
Technical Data
Application Note

Capacitor Calculation for Buck converter IC

Application Note

Inductor Calculation for Buck converter IC

Application Note

Resistor Value Table to set Output Voltage of Buck Converter IC

Application Note

Thermal Resistance

Application Note

PCB Layout Techniques of Buck Converter

Application Note

The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit

Application Note

Calculation of Power Loss (Synchronous)

Application Note

Considerations for Power Inductors Used for Buck Converters

Application Note

Snubber Circuit for Buck Converter IC

Application Note

Efficiency of Buck Converter

Application Note

Buck DC/DC Converter Recommended Inductor List