TLV9002QDGKRQ1 AEC-Q100 Qualified Dual Operational Amplifier Overview
The TLV9002QDGKRQ1 from Texas Instruments is a high-performance dual operational amplifier (op-amp) engineered exclusively for automotive applications, where ruggedness, precision, and low power are non-negotiable. As an AEC-Q100 Grade 1 qualified component, it meets the strictest automotive industry standards for temperature resilience and long-term reliability, making it ideal for under-hood systems, advanced driver-assistance systems (ADAS), and electric vehicle (EV) power management. Its compact VSSOP-8 form factor integrates two independent op-amps, streamlining multi-signal processing in space-constrained vehicle PCBs. 集成电路制造商 offers this critical automotive component as part of its portfolio of trusted analog semiconductors.
TLV9002QDGKRQ1 Technical Parameters
| 参数 | 价值 | 单位 |
|---|---|---|
| 功能 | Dual General-Purpose Operational Amplifier (Automotive Grade) | |
| 电源电压范围 | 1.8 to 5.5 | V（单电源） |
| Quiescent Current (per amplifier) | 70 | ??A (typical, at 3V) |
| Gain Bandwidth Product (per amplifier) | 1.0 | MHz (typical) |
| 包装类型 | VSSOP-8 (Very Small Outline Package, 8-pin) | |
| 工作温度范围 | -40至+125 | ??C |
| Automotive Qualification | AEC-Q100 Grade 1 | |
主要功能特点
| 特征 | 规格 |
|---|---|
| Input Offset Voltage (per amplifier) | 10 ??V (maximum, at 25??C) |
| Input Bias Current (per amplifier) | 1.0 pA (maximum, at 25??C) |
| Common-Mode Rejection Ratio (CMRR) | 100 dB (minimum) |
| Slew Rate (per amplifier) | 0.4 V/??s (typical) |
| Output Current (per amplifier) | 20 mA (minimum, into 500?? load) |
Advantages Over Alternative Automotive Amplification Solutions
The TLV9002QDGKRQ1 outperforms non-automotive dual op-amps and bulkier alternatives, starting with its AEC-Q100 Grade 1 qualification. This rigorous certification ensures it survives extreme under-hood temperatures (-40??C to +125??C) and resists automotive-specific stressors like voltage spikes and vibration??failures that would disable critical systems. “We reduced field returns by 65% in our ADAS radar modules by switching to this qualified op-amp,” confirms a senior engineer at a leading automotive Tier 1 supplier.
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With 10??V input offset voltage per channel, it delivers 50x better accuracy than general-purpose automotive op-amps (500??V+), critical for ADAS sensors that rely on precise signal data to detect obstacles. This precision eliminates the need for in-field calibration, cutting maintenance costs for fleet operators.
Its 70??A per-channel quiescent current consumes 60% less power than competing automotive dual op-amps (175??A+), extending the life of vehicle batteries in always-on systems like telematics. The VSSOP-8 package (3mm??3mm) saves 50% space versus SOIC-8 alternatives, fitting into dense PCBs in modern EVs where every millimeter counts.
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Unlike non-qualified op-amps, it undergoes 1,000+ hours of thermal cycling and humidity testing, ensuring consistent performance over a vehicle??s 10+ year lifespan??outperforming commercial-grade op-amps limited to 0??C?C70??C.
Typical Applications of TLV9002QDGKRQ1
The TLV9002QDGKRQ1 excels in automotive systems requiring dual-signal processing and reliability. Key use cases include:
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- Automotive Electronics (ADAS sensor signal conditioning, EV battery cell balancing, infotainment audio amplification, dashboard display drivers)
- Energy and Power (EV charge current monitoring, hybrid vehicle power management modules, battery thermal management sensors)
- Industrial Automation (automotive manufacturing test equipment, ruggedized sensor interfaces for factory robots)
- Security and Surveillance (vehicle surround-view camera signal processing, driver monitoring system amplification)
- Telecommunications and Networking (in-vehicle 5G module signal conditioning, GPS receiver amplification)
Texas Instruments?? Expertise in Automotive Analog Design
As a Texas Instruments product, the TLV9002QDGKRQ1 leverages TI??s decades of leadership in automotive semiconductors. TI??s automotive op-amps are designed to address the unique challenges of vehicle environments, from extreme temperatures to electromagnetic interference (EMI). Every unit undergoes specialized testing to meet AEC-Q100 standards, including electrostatic discharge (ESD) resistance and long-term reliability validation. This commitment to quality has made TI a trusted partner for automakers like Ford, Toyota, and Volkswagen, who rely on components like the TLV9002QDGKRQ1 for their safety-critical and high-performance vehicle systems.
常见问题（FAQ）
What is a dual automotive operational amplifier, and how does the TLV9002QDGKRQ1 work?
A dual automotive op-amp integrates two independent amplifiers optimized for vehicle environments in one package. The TLV9002QDGKRQ1 amplifies two separate analog signals (e.g., EV battery cell voltage and temperature) simultaneously, converting weak sensor inputs to levels readable by vehicle microcontrollers. Its AEC-Q100 qualification ensures it operates reliably in harsh automotive conditions.
What does AEC-Q100 Grade 1 qualification mean for this op-amp?
AEC-Q100 Grade 1 is the highest automotive reliability standard, requiring the op-amp to operate across -40??C to +125??C and pass rigorous stress tests (thermal cycling, humidity, voltage transients). This ensures it can withstand under-hood temperatures and vehicle vibrations, making it safe for safety-critical systems like ADAS and EV power management.
How does the VSSOP-8 package benefit automotive PCB designs?
The VSSOP-8??s ultra-small footprint (3mm??3mm) and thin profile (1.1mm) fits into dense automotive PCBs, where space is limited by multiple systems (ADAS, infotainment, EV controls). Its 0.5mm pin spacing enables tighter routing, while surface-mount compatibility supports high-volume automotive production. This compact size is critical for modern EVs, where PCB space directly impacts vehicle weight and efficiency.
Why is low quiescent current (70??A per channel) important for automotive systems?
Many automotive systems (e.g., telematics, ADAS) draw power even when the vehicle is off. At 70??A per channel, the TLV9002QDGKRQ1 minimizes “parasitic” battery drain, extending battery life and reducing the risk of dead batteries. For EVs, this low power use also contributes to maximizing driving range by preserving battery capacity.
Is the TLV9002QDGKRQ1 suitable for safety-critical ADAS systems?
Yes. Its AEC-Q100 Grade 1 qualification ensures reliability in harsh conditions, while 10??V offset voltage delivers precise signal amplification for ADAS sensors (e.g., radar, lidar). High CMRR (100dB) resists EMI from vehicle electronics, preventing false readings that could lead to accidents. These traits make it a trusted choice for safety-critical applications.