Texas Instruments DLP2010NIRFQJ

Overview

DLP2010NIRFQJ from Texas Instruments is a near-infrared (NIR) digital micromirror device (DMD) functioning as a spatial light modulator in spectroscopic and biometric optical engines. It features an 854 × 480 aluminum micromirror array with ±17° tilt, 5.4-µm pitch, and side illumination architecture optimized for NIR steering efficiency. Designed for portable spectrometers and 3D biometrics, it operates with DLPC150/DLPC3470 controllers and DLPA2000/DLPA2005 PMICs.

For engineers reviewing the DLP2010NIRFQJ datasheet, DLP2010NIRFQJ pinout, DLP2010NIRFQJ application, or DLP2010NIRFQJ equivalent, key selection considerations include its 0.2-inch diagonal form factor, SubLVDS DDR interface at up to 600 MHz, LPSDR control interface, six-rail power architecture (VDD/VDDI/VOFFSET/VBIAS/VRESET/VSS), and NIR-specific optical performance (96% window transmission from 700–2000 nm).

Technical Context

The DLP2010NIRFQJ implements a high-speed electrostatic actuation architecture where each of the 409,920 micromirrors (854 × 480) is individually addressable via binary pattern sequencing. Its dual-interface design separates high-bandwidth image data (600-MHz SubLVDS DDR, 4 differential data pairs + clock) from low-speed configuration and status (120-MHz LPSDR SDR, 3-pin serial bus).

Thermal management is defined by package-level thermal resistance (7.9°C/W from active array to TP1), strict voltage delta limits (e.g., |VBIAS – VRESET| ≤ 33 V), and derated array temperature limits dependent on landed-duty cycle - requiring precise coordination between optical illumination profile, electrical biasing, and heatsinking in NIR instrumentation.

Key Specifications

Pinout & Package

FQJ is a 40-pin ceramic land grid array (CLGA) package with bottom-surface contact pads. The device requires precise mechanical mounting to maintain optical alignment and thermal path integrity in NIR optical engines.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar spatial light modulation applications.

Compared with DLP2010QVGA and DLP3010NIR, the DLP2010NIRFQJ uniquely balances NIR-optimized optical efficiency, WVGA resolution, and ultra-compact FQJ packaging - making it the sole TI DMD qualified for battery-powered, handheld NIR analyzers requiring <15.9 mm width and full 700–2500 nm coverage.

Availability

DLP2010NIRFQJ is available at Aetrix Electronics and suitable for portable NIR spectrometers, 3D biometric sensors, and infrared scene projection systems requiring stable component supply, long-term lifecycle support, and traceable sourcing for medical and industrial certification.

Supply support for DLP2010NIRFQJ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company specializing in analog, embedded processing, and digital light processing technologies with over 50 years of leadership in precision analog and optoelectronic solutions.

The DLP2010NIRFQJ belongs to TI's Digital Light Processing™ (DLP) NIR product line, engineered specifically for compact, high-efficiency near-infrared spatial light modulation in portable analytical and biometric instrumentation.

FAQ

What is the primary optical function of the DLP2010NIRFQJ in an NIR spectroscopy system?

The DLP2010NIRFQJ serves as a programmable spectral filter in NIR spectroscopy systems. It steers near-infrared light (700–2500 nm) using its 854 × 480 aluminum micromirror array to sequentially illuminate samples with discrete wavelengths, enabling single-pixel detection architectures that replace costly InGaAs linear arrays. Its 96% window transmission in the 700–2000 nm band directly contributes to signal-to-noise ratio and measurement speed in the DLP2010NIRFQJ-based optical engine.

Which controller ICs are explicitly validated to operate with the DLP2010NIRFQJ?

The DLP2010NIRFQJ is explicitly validated for use with TI's DLPC150 and DLPC3470 display controllers, as documented in the DLPS119 datasheet. These controllers provide guaranteed timing compliance for both the 600-MHz SubLVDS DDR interface and the 120-MHz LPSDR control interface, including proper power-up sequencing, pattern buffer management, and reset coordination. Using non-TI controllers requires full electrical and timing validation of the DLP2010NIRFQJ's six-rail power architecture and dual-interface timing windows.

What are the absolute maximum voltage limits between power rails for reliable DLP2010NIRFQJ operation?

The DLP2010NIRFQJ imposes strict inter-rail voltage limits to prevent excessive current draw and device damage: |VDDI – VDD| ≤ 0.3 V, |VBIAS – VOFFSET| ≤ 11 V, and |VBIAS – VRESET| ≤ 34 V. These limits are specified in Section 6.1 of the DLPS119 datasheet and must be enforced during power supply design and sequencing. Exceeding any of these deltas risks permanent damage to internal bias circuitry - a critical constraint not present in general-purpose logic ICs and unique to the DLP2010NIRFQJ's HVCMOS architecture.

How does the DLP2010NIRFQJ's thermal design differ from standard ICs, and what is the key thermal metric?

Unlike conventional ICs rated by junction-to-ambient θ_JA, the DLP2010NIRFQJ's thermal performance is defined by "active area to test point TP1" thermal resistance of 7.9°C/W (Section 6.5). This reflects heat conduction from the micromirror array through the ceramic substrate to the mounting surface - requiring mechanical integration with a heatsink or cold plate. The DLP2010NIRFQJ's array temperature must be calculated analytically using TP1 measurements, not measured directly, and derated based on landed-duty cycle per Figure 1 in the datasheet.

Can the DLP2010NIRFQJ be used in visible-light applications, and what is the optical trade-off?

The DLP2010NIRFQJ is optimized for near-infrared operation (700–2500 nm) and is not recommended for visible-light applications. While its aluminum micromirrors are polarization-independent, its window coating and anti-reflection design prioritize NIR transmission - resulting in significantly lower efficiency below 700 nm. For visible-light use, TI specifies the DLP2010QVGA variant, which has different window characteristics and is characterized for 400–700 nm. Using DLP2010NIRFQJ in visible systems sacrifices optical throughput and may violate spectral calibration requirements.