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Step-up and inverted Output Power Supply for TFT-LCD Displays - BD83854MUV

BD83854MUV is a step-up switching regulator and charge pump inverter for small TFT-LCD Displays. It has a wide input voltage range of 2.5V to 4.5V that is suitable for portable applications. In addition, its small package design is ideal for miniaturizing the power supply.

* 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
BD83854MUV-E2 Active VQFN20PV3535 2500 2500 Taping Yes
 
Specifications:
Grade Standard
ch 2
Vin1(Min.)[V] 2.5
Vin1(Max.)[V] 4.5
SW frequency(Max.)[MHz] 1.0
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Features:
    • Wide input voltage range of 2.5V to 4.5V
    • High frequency operation
    • Output Discharge Independent ON/OFF signal(STBYP, STBYN)
    • Circuit protection: Over Current Protection (OCP), Short Current Protection (SCP), Under Voltage Lock Out (UVLO), Thermal Shutdown (TSD)
 
 
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