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3.6-35V 2ch Buck converter(controller) - BD9848FV

BD9848FV is an IC containing two circuits of switching regulator controller by pulse width modulation system. Both of two circuits can be used for step-down DC/DC converter operation. In addition, the package is designed compact, and is optimum for compact power supply for many kinds of equipment.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
pacote
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
RoHS
BD9848FV-E2 Active SSOP-B20 2500 2500 Taping sim
 
especificações:
Grade Standard
ch 2
Integrated FET / Controller Controller
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Nonsynchronous
Vin1(Min.)[V] 3.6
Vin1(Max.)[V] 35.0
Vout1(Min.)[V] 1.2
Vout1(Max.)[V] 31.5
Iout1(Max.)[A] 1.0
Vin2(Min.)[V] 3.6
Vin2(Max.)[V] 35.0
Vout2(Min.)[V] 1.2
Vout2(Max.)[V] 31.5
SW frequency(Max.)[MHz] 1.5
Light Load mode No
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
características:
  • ・High voltage resistance input (Vcc=35V)
    ・FET driver circuit is contained (step-down circuit 2 output).
    ・Error amplifier reference voltage (1.0V±1%) and REG output circuit (2.5V) are contained.
    ・Over current detection circuit is contained. (Continuous detection of 5 cycles)
    ・Soft start and pause period can be adjusted.
    ・Three modes of standby, master, and slave can be switched. (Iccs = 0μA typ in standby mode.)
    ・ON / OFF control is enabled independently for each channel. (DT terminal)
 
 
aplicações:
Pin Configuração:
Pin Configration
 
 
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New Products:
 
 
Dados técnicos
Application Note

Thermal Resistance

Application Note

Calculation of Power Loss (Synchronous)

Application Note

Thermal Resistance

Application Note

Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)

Application Note

Resistor Value Table to set Output Voltage of Buck Converter IC

Application Note

PCB Layout Techniques of Buck Converter

Application Note

Snubber Circuit for Buck Converter IC

Application Note

Capacitor Calculation for Buck converter IC

Application Note

Inductor Calculation for Buck converter IC

Application Note

Buck DC/DC Converter Recommended Inductor List

Application Note

Efficiency of Buck Converter

Application Note

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

Application Note

Considerations for Power Inductors Used for Buck Converters