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PMIC - Display Drivers

Image Part Number Description / PDF Quantity Rfq
BU9728AKV-E2

BU9728AKV-E2

ROHM Semiconductor

IC DRVR 128 SEGMENT 48VQFPC

0
ICM7218CIJI

ICM7218CIJI

Analog Devices, Inc.

8-DIGIT LED DISPLAY DRIVER

1056
MAX130ACPL+

MAX130ACPL+

Analog Devices, Inc.

3 1/2 DIGIT ADC WITH BANDGAP REF

820
LC75822ED-E

LC75822ED-E

LCD DISPLAY DRIVER

11805
MC14511BDWR2

MC14511BDWR2

SEVEN SEGMENT DECODER/DRIVER

1442
BD26503GUL-E2

BD26503GUL-E2

ROHM Semiconductor

IC DRVR DOT MATRIX 48VCSP50L3

0
PCF2100CT/F1,118

PCF2100CT/F1,118

NXP Semiconductors

IC DRVR 40 SEGMENT 28SO

0
LC75808WS-E-ON

LC75808WS-E-ON

1/8 TO 1/10 DUTY LCD DISPLAY DRI

101046
MM5451YV

MM5451YV

Roving Networks / Microchip Technology

IC DRVR LED DISPLAY 44PLCC

29
TC7117ACKW

TC7117ACKW

Roving Networks / Microchip Technology

IC DRVR 7 SEG 3 1/2 DIGIT 44MQFP

0
TPS65138DRCR

TPS65138DRCR

Texas Instruments

TPS65138 DUAL OUTPUT AMOLED DISP

11888
LC75827W-SH-E

LC75827W-SH-E

LCD DISPLAY DRIVER

100
LM3914VX/NOPB

LM3914VX/NOPB

Texas Instruments

IC DRVR DOT/BAR DISPLAY 20PLCC

7068
PCA85262ATT/AJ

PCA85262ATT/AJ

NXP Semiconductors

IC DRVR 7 SEGMENT 48TSSOP

1986
CP2401-GQR

CP2401-GQR

Silicon Labs

IC DRVR 128 SEGMENT 48TQFP

0
LC75804E-E

LC75804E-E

IC LCD DISPLAY DRIVER

13944
MAX131CMH+D

MAX131CMH+D

Maxim Integrated

IC DRVR 7 SEG 3 1/2 DIGIT 44MQFP

1728
CP2403-GM

CP2403-GM

Silicon Labs

IC DRVR 64 SEGMENT 32QFN

0
MAX7231CFIPL+

MAX7231CFIPL+

Maxim Integrated

IC DRVR 7 SEGMENT 8 DIGIT 40DIP

1245990
CD4056BPW

CD4056BPW

Texas Instruments

IC DRVR 7 SEGMNT 1 DIGIT 16TSSOP

2060

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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