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PMIC - Display Drivers

Image Part Number Description / PDF Quantity Rfq
TPS65132A0YFFR

TPS65132A0YFFR

Texas Instruments

IC DRVR DUAL OUTPUT LCD 15DSBGA

3616
LC75890W-2H

LC75890W-2H

LIQUID CRYSTAL DRIVER, CMOS, PQF

206904
LC75827WS-E

LC75827WS-E

IC LCD DISPLAY DRIVER

20478
LC74735NWS-9817-E

LC74735NWS-9817-E

IC DISPLAY CTLR ON SCRN 80SQFP

7180
DLPC3432CZVB

DLPC3432CZVB

Texas Instruments

IC DRVR DLP DMD ANALOG 176NFBGA

260
CD4543BPW

CD4543BPW

Texas Instruments

IC DRVR 7 SEGMNT 1 DIGIT 16TSSOP

2258
MAX6850AEE

MAX6850AEE

Analog Devices, Inc.

7/14/16-SEGMENT VFD CONTROL

5479
LC75829PW-H

LC75829PW-H

Sanyo Semiconductor/ON Semiconductor

IC DRVR 159/208 SEGMENT 64SQFP

797800
LM3914V

LM3914V

LED DRIVER, 10-SEGMENT, BIPOLAR

240
MAX6951CEE+

MAX6951CEE+

Maxim Integrated

IC DRVR 7 SEGMNT 8 DIGIT 16QSOP

1730
MAX7219CNG+

MAX7219CNG+

Maxim Integrated

IC DRVR 7 SEGMENT 8 DIGIT 24DIP

1425
PCF2100CT/F1,112

PCF2100CT/F1,112

NXP Semiconductors

LIQUID CRYSTAL DRIVER

0
MAX7221EWG+T

MAX7221EWG+T

Maxim Integrated

IC DRVR 7 SEGMNT 8 DIGIT 24SOIC

1599
BU1561GV-E2

BU1561GV-E2

ROHM Semiconductor

IC DRVR LCD INTERFACE 99SBGA

0
MAX6953EPL+

MAX6953EPL+

Analog Devices, Inc.

2-WIRE INTERFACED, 2.7V TO 5.5V,

733
MIC10937J-40

MIC10937J-40

ALPHANUMERIC DISPLAY CONTROLLER

189
AS1106WL-T

AS1106WL-T

ams

IC DRVR 7 SEGMNT 8 DIGIT 24SOIC

0
DLPC3439CZEZ

DLPC3439CZEZ

Texas Instruments

IC DRVR CTLR 201NFBGA

0
MAX6921AWI+T

MAX6921AWI+T

Maxim Integrated

IC DRVR VFD TUBE SRL 28SOIC

0
TPS65138ADRCR

TPS65138ADRCR

Texas Instruments

TPS65138 DUAL OUTPUT AMOLED DISP

135000

PMIC - Display Drivers

1. Overview

Power Management ICs (PMICs) for Display Drivers are specialized integrated circuits designed to manage power delivery and control signals for display technologies. They optimize power efficiency, brightness control, color accuracy, and timing synchronization for displays. These ICs are critical in modern devices such as smartphones, tablets, automotive displays, and industrial equipment, where energy efficiency and visual performance are paramount.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
LCD Segment/Segmented DriversSupport segmented LCD panels with low-voltage biasing and multiplexingWatches, calculators, industrial meters
OLED Panel DriversProvide precise current control for organic light-emitting diodesSmartphones, wearables, VR headsets
LED Backlight DriversRegulate current for LCD backlighting using PWM or analog dimmingLaptops, TVs, automotive infotainment
ePaper Display DriversOptimize voltage waveforms for bistable electrophoretic displaysE-readers, electronic shelf labels
Integrated PMIC-Display CombosCombine power management with display timing/controllersTablets, automotive cluster displays

3. Structure and Composition

PMIC Display Drivers typically include:

  • Power Conversion Circuits: DC-DC converters (boost/buck) or charge pumps for voltage regulation
  • Current Sources: Precision-controlled sinks/sources for pixel activation
  • Timing Controllers: Generate gate/source driving signals synchronized with input video
  • Interface Modules: I2C, SPI, or MIPI DSI for communication with host processors
  • Protection Circuits: Overcurrent, overtemperature, and short-circuit safeguards

Common packaging: QFN, BGA, or WLCSP with 40-200 pins depending on integration level.

4. Key Technical Specifications

ParameterDescriptionImportance
Output Current RangeMaximum current per channel (10 A 100mA)Determines display brightness capability
Voltage AccuracyRegulation tolerance ( 1% 5%)Impacts image stability and flicker reduction
Dimming ResolutionPWM frequency and bit depth (8 16 bits)Enables fine brightness adjustments
Power EfficiencyConversion efficiency (70% 95%)Extends battery life in portable devices
Operating TemperatureRange (-40 C to +125 C)Ensures reliability in harsh environments

5. Application Areas

  • Consumer Electronics: Smartphones (OLED drivers), tablets (integrated PMICs)
  • Automotive: Instrument clusters (TFT-LCD drivers), HUDs (LED backlight controllers)
  • Medical Devices: Diagnostic displays (high-accuracy OLED drivers)
  • Industrial: HMI panels (segmented LCD drivers with ruggedization)
  • AR/VR: Microdisplay drivers with high refresh rates

6. Key Manufacturers and Representative Products

ManufacturerProduct SeriesKey Features
Texas InstrumentsLM3630A18-channel WLED driver with 16-bit PWM dimming
STMicroelectronicsSTLD4040V automotive LED driver with fault diagnostics
Renesas ElectronicsR2R46ePaper display driver with on-chip waveform ROM
Analog DevicesAD5522LCD segment driver for industrial test equipment
Novatek MicroelectronicsNT51021Integrated TDDI PMIC for mobile OLED panels

7. Selection Guidelines

Key considerations:

  1. Display Type: Match IC to LCD/OLED/ePaper requirements
  2. Power Requirements: Calculate total current/voltage needs
  3. Interface Compatibility: Verify processor interface (MIPI vs. SPI)
  4. Thermal Management: Check thermal resistance ratings for high-load scenarios
  5. Cost vs. Integration: Balance discrete drivers vs. all-in-one PMIC solutions

Example: For a 6.1" smartphone OLED display, select an IC like Novatek NT51021 with integrated gate control and >90% efficiency.

8. Industry Trends

Future developments include:

  • Mini/Micro-LED Support: Drivers for high-density emissive displays
  • AI Integration: On-chip algorithms for dynamic power optimization
  • Higher Integration: PMICs combining display, touchscreen, and sensor control
  • Energy Harvesting: Self-powered driver architectures
  • 0.1 A Standby Current: Ultra-low quiescent current for always-on displays

Market growth driven by automotive displays (CAGR 12.3% 2023 2030) and AR/VR adoption.

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