Single-channel Source Voltage Output Power Supply ICs with Gamma Buffer Amp - BD8157EFV

The BD8151EFV, BD8157EFV power supply IC are designed for use with TFT-LCD panels. It incorporates a built-in source voltage step-up switching regulator and gamma correction buffer amp. The combination of a source power supply and gamma correction buffer on a single chip delivers significant cost savings. Compatible with input voltages from 2.5V to 5.5V (BD8151EFV), 2.1V to 4.0V (BD8157EFV), the IC supports low-voltage operation and reaches over 85% efficiency with a 2.5V input, contributing to low power consumption designs.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD8157EFV-E2ActiveHTSSOP-B2025002500TapingYes

BD8157EFV Data Sheet

Specifications
GradeStandard
Vin1(Min.)[V]2.1
Vin1(Max.)[V]4.0
SW frequency(Max.)[MHz]1.2
Output Source Voltage[V]to 14
Output Logic Voltage[V]-
Output Logic Voltage2[V]-
Output Gate Voltage[V]-
Start up Sequence CircuitNo
VCOM[ch]1
Buffer for Gamma[ch]4
Auto Data ReadNo
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]125
Applications
  • Large sized LCD Panel
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