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PMIC - Display Drivers

Image Part Number Description / PDF Quantity Rfq
ICM7212AIQH-D

ICM7212AIQH-D

Analog Devices, Inc.

FOUR DIGIT DISPLAY DRIVER

0
ICM7218DIQI+

ICM7218DIQI+

Maxim Integrated

IC DRVR 7 SEGMNT 8 DIGIT 28PLCC

364
PCF8576T/1,118

PCF8576T/1,118

NXP Semiconductors

LIQUID CRYSTAL DRIVER

0
LC75832WH-E

LC75832WH-E

LIQUID CRYSTAL DRIVER, 54-SEGMEN

5500
LC75844M-E

LC75844M-E

Sanyo Denki SanUPS Products

GENERAL-PURPOSE LCD DRIVER

2370
ICM7218AIPI+

ICM7218AIPI+

Maxim Integrated

IC DRVR 7 SEGMENT 8 DIGIT 28DIP

182
PCF85176T/1,118

PCF85176T/1,118

NXP Semiconductors

IC DRVR 40 SEGMENT 56TSSOP

7755
DLPC3438CZEZ

DLPC3438CZEZ

Texas Instruments

IC DRVR CTRL 201NFBGA

121
LC75829PEH-H

LC75829PEH-H

Sanyo Denki SanUPS Products

DUTY GENERAL-PURPOSE LCD DRIVER

60
HI7106CPL

HI7106CPL

3 1/2 DIGIT, LCD/LED DISPLAY, A/

5623
LC75857WS-E

LC75857WS-E

Sanyo Denki SanUPS Products

1/3, 1/4 DUTY LCD DISPLAY DRIVER

20231
COP472WM-3/NOPB

COP472WM-3/NOPB

Texas Instruments

LIQUID CRYSTAL DRIVER

6192
TC7106IKW

TC7106IKW

Roving Networks / Microchip Technology

IC DRVR 7 SEG 3 1/2 DIGIT 44MQFP

0
74HCT4511D,652

74HCT4511D,652

Nexperia

IC DRVR BCD-7 SEGMENT 16SO

1604
PCF8576DT/2,118

PCF8576DT/2,118

NXP Semiconductors

IC DRVR 7 SEGMENT 56TSSOP

0
MAX136CPL+

MAX136CPL+

Analog Devices, Inc.

MAX136 LOW POWER, 3 1/2 DIGIT A/

930
TC7106ACKW

TC7106ACKW

Roving Networks / Microchip Technology

IC DRVR 7 SEG 3 1/2 DIGIT 44MQFP

0
MC14511BDG

MC14511BDG

Sanyo Semiconductor/ON Semiconductor

IC DRVR 7 SEGMENT 16SOIC

1096960
MAX6951CEE+T

MAX6951CEE+T

Maxim Integrated

IC DRVR 7 SEGMNT 8 DIGIT 16QSOP

821
LC75833E-E

LC75833E-E

LIQUID CRYSTAL DRIVER

12960

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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