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Power Supply IC Series for TFT-LCD Panels

LCD panels are used in an increasing number of devices. ROHM offers power supply solutions optimized for virtually any LCD application that facilitate today's cutting-edge designs.



RoHM'SPower Supply IC Series for TFT-LCD Panels

Broad Lineup Power Supply IC Series for TFT-LCD Panels

lineup lineup  


Selection1

Signal-channel Source Voltage Output Power Supply ICs

Expanded

  • 5V input compatible units also available All voltage input types feature an efficiency of 85% or greater
  • Stable output voltage realized with low voltage input of 2.3V or less
  • High-speed load response characteristics reduce the output capacitance by half
Selection2

Signal-channel Source Voltage Output Power Supply+Gamma Buffer Amp ICs

Expanded

  • Power supply + gamma buffer on a single chip Halves the mounting area and reduces the number of parts required significantly
  • 5V input compatible units also available All voltage input types feature an efficiency of 85% or greater (BD8151EFV)
  • Built-in high-speed, stable gamma buffer amp simplifies gamma voltage design
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection3

5V input Multi-channel System Power Supply ICs

Expanded

  • Built-in gate shading function reduces screen flicker
  • Built-in FET, charge-pump diode, gate shading, and LDO, reducing external parts by 40%
  • Built-in startup sequence circuit prevents driver malfunctions
Selection4

4-channel System Power Supply+Gamma Buffer Amp IC

Expanded

  • Multi-output power supply and gamma-use buffer amp built in, contributing to end-product miniaturization
  • Compatible with both 5V and 12V applications Use of a step-up/step-down DC/DC converter makes display specification changes less complicated
  • Startup sequence set via the output detector and control input
Series DetailsSeries Lineup
Series DetailsSeries Lineup

Selection5

12V Input Multi-channel System Power Supply ICs

Expanded

  • Simple connection between power good and control, free to sequence control
  • Easy to operate large-scale panel due to compatibility with large current
  • High-speed load response characteristics reduce the output capacitance by half
Selection6

High-precision Gamma Correction ICs with built-in DAC

Expanded

  • High voltage error accuracy (±0.1%) compatible with the gamma settings of high-definition full HD displays
  • Digital gamma settings without the need to change the circuit board - ever
  • Automatic data reading function built in (AUTO READ) (BD8132FV, BD8139AEFV)
Series DetailsSeries Lineup
Series DetailsSeries Lineup