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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsTLV4333IPWR
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TLV4333IPWR - Texas Instruments

Manufacturer Part Number
TLV4333IPWR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TLV4333IPWR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
25,930 pcs available, New & Original
Parts Description
IC OPAMP ZER-DRIFT 1CIRC 14TSSOP
Package
14-TSSOP
Data sheet
TLV4333IPWR.pdf

PCN Design/Specification

Design 22/Feb/2022.pdf

PCN Assembly/Origin

Mult Devices Rev 13/Mar/2018.pdf
RoHs Status
ROHS3 Compliant
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In stock: 25930
  • Unit Price: $1.335
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Specifications

TLV4333IPWR Tech Specifications
Texas Instruments - TLV4333IPWR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TLV4333IPWR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply Span (Min) 1.8 V
Voltage - Supply Span (Max) 5.5 V
Voltage - Input Offset 2 µV
Supplier Device Package 14-TSSOP
Slew Rate 0.16V/µs
Series -
Package / Case 14-TSSOP (0.173", 4.40mm Width)
Package Tape & Reel (TR)
Product Attribute Attribute Value
Output Type Rail-to-Rail
Operating Temperature -40°C ~ 125°C
Number of Circuits 1
Mounting Type Surface Mount
Gain Bandwidth Product 350 kHz
Current - Supply 17µA
Current - Input Bias 70 pA
Base Product Number TLV4333
Amplifier Type Zero-Drift

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99

Parts Introduction

TLV4333IPWR Image
TLV4333IPWR (1)

Manufacturer Part Number

TLV4333IPWR

Manufacturer

Texas Instruments

Introduction

Precision zero-drift operational amplifier

Designed for a wide range of instrumentation and industrial applications

Product Features and Performance

Rail-to-rail input and output

Low input offset voltage of 2 μV

Ultra-low input bias current of 70 pA

High gain bandwidth product of 350 kHz

Slew rate of 0.16 V/μs

Operates from 1.8 V to 5.5 V supply

-40°C to 125°C operating temperature range

Product Advantages

Excellent stability and precision

Extremely low noise and drift

Wide supply voltage range

Suitable for low-power applications

TLV4333IPWR Image
TLV4333IPWR (2)

Key Technical Parameters

Supply voltage range: 1.8 V to 5.5 V

Input offset voltage: 2 μV

Input bias current: 70 pA

Gain bandwidth product: 350 kHz

Slew rate: 0.16 V/μs

Operating temperature range: -40°C to 125°C

Quality and Safety Features

RoHS3 compliant

Packaged in a 14-TSSOP (0.173", 4.40mm Width) surface mount package

Compatibility

Compatible with a wide range of instrumentation and industrial applications

Application Areas

Precision instrumentation

Process control equipment

Medical devices

Battery-powered equipment

Product Lifecycle

This product is currently in production and available for purchase

Texas Instruments provides long-term support and availability for this product line

Key Reasons to Choose This Product

Exceptional stability and precision

Ultra-low noise and drift characteristics

Wide supply voltage and temperature range

Ideal for low-power, high-accuracy applications

Robust package and RoHS3 compliance for reliability

Frequently Asked Questions(FAQ)

How does the TLV4333IPWR’s input offset voltage of 2 µV impact precision measurement systems compared to standard op-amps with higher offset voltages?
The TLV4333IPWR achieves an exceptionally low input offset voltage of 2 µV, which significantly reduces gain error in high-precision applications such as sensor signal conditioning or medical instrumentation. In contrast, typical general-purpose op-amps exhibit offset voltages in the tens or hundreds of microvolts, introducing measurable errors even after amplification. For a gain of 100, this 2 µV offset translates to only 0.2 mV output error—negligible for most analog front-end designs—whereas a conventional op-amp might introduce over 5 mV of error under the same conditions. This makes the TLV4333IPWR particularly suitable for systems requiring sub-millivolt accuracy without external calibration.
What design considerations arise when using multiple channels of the TLV4333IPWR in close proximity due to its shared internal architecture?
Although the TLV4333IPWR integrates four independent zero-drift amplifiers in a single package, all channels share common power and ground pins, as well as thermal pathways on the die. This can lead to slight crosstalk in high-impedance, low-level signal paths, especially if one channel is driving a large transient load while another measures a weak DC signal. Designers should minimize simultaneous switching activity across channels and ensure adequate decoupling capacitance near the VCC and GND pins. Additionally, layout symmetry and matched trace lengths help preserve individual channel performance, particularly in differential or multiplexed configurations.
Can the TLV4333IPWR reliably operate in battery-powered devices running on a single-cell lithium coin cell with a nominal voltage below 2 V?
Yes, the TLV4333IPWR supports supply voltages down to 1.8 V, making it compatible with single-cell Li-ion or alkaline batteries commonly used in portable sensors and IoT devices. However, at supply voltages near the minimum, the amplifier’s output swing may be limited by approximately 20–30 mV from either rail due to internal architecture constraints. For applications where full rail-to-rail output is critical at low voltages, careful evaluation of load conditions and output stage linearity is advised. The device’s ultra-low quiescent current of 17 µA also supports extended battery life in energy-constrained environments.
How does the gain bandwidth product (GBW) of 350 kHz affect stability in unity-gain buffer configurations for capacitive sensor interfaces?
With a GBW of 350 kHz, the TLV4333IPWR remains stable in unity-gain configuration up to this frequency limit, but phase margin degrades rapidly beyond approximately 100 kHz. When buffering high-capacitance sensors—such as piezoelectric elements or certain MEMS devices—the total load capacitance increases the feedback loop pole, potentially causing peaking or instability if not compensated. A practical rule of thumb is to keep the total load capacitance below 1 nF to maintain adequate phase margin. If higher capacitance is unavoidable, adding a small series resistor (e.g., 10–100 Ω) between the output and the capacitor improves stability without significantly affecting signal integrity.
What are the implications of the TLV4333IPWR’s slew rate of 0.16 V/µs when driving dynamic loads like multiplexed ADC inputs?
The slew rate of 0.16 V/µs limits the maximum rate of change the amplifier can deliver to capacitive loads. For example, transitioning a 1-V signal across a 10-pF load requires charging 10 pC of charge. At full output swing, this demands 100 ns, implying that signals changing faster than ~10 MHz will be slew-rate limited. In multiplexed sampling systems, rapid settling after channel switching must be considered. Settling to 1 mV typically requires 15 time constants; thus, with a 1-kΩ source and 10-pF load, the expected settling time exceeds 15 µs—well within most moderate-speed ADC acquisition windows. Still, aggressive multiplexing schemes may require reduced load capacitance or buffering stages.
How does the TLV4333IPWR compare to the LPV333x family in terms of noise and drift for precision thermocouple amplification?
While both families offer low-voltage operation and rail-to-rail outputs, the TLV4333IPWR provides superior dc precision with a voltage offset drift of less than 0.1 µV/°C over temperature—far better than the LPV333x’s typical 1 µV/°C. However, the LPV333x generally exhibits lower input-referred noise density (around 15 nV/√Hz vs. TLV4333IPWR’s ~35 nV/√Hz), making it preferable for very low-level AC signals. For thermocouple applications dominated by slow-changing DC offsets, the TLV4333IPWR’s near-zero drift minimizes long-term calibration drift, whereas the LPV333x may require more frequent trimming. The choice depends on whether dc accuracy or ac noise performance is the dominant constraint.
Is the TLV4333IPWR suitable for use in automotive-grade ECU signal conditioning circuits operating across -40°C to +125°C?
Yes, the TLV4333IPWR is specified for industrial temperature range operation from -40°C to +125°C, aligning with many automotive peripheral requirements. Its zero-drift architecture ensures that input offset and bias currents remain predictable across this range without exhibiting random walk or flicker noise that plagues traditional op-amps. However, designers must still verify compatibility with specific automotive qualification standards (e.g., AEC-Q100), as packaging reliability and solder joint integrity under thermal cycling are separate concerns from semiconductor performance. The MSL 2 classification indicates standard handling precautions apply during assembly.
What layout and decoupling practices are recommended when placing the TLV4333IPWR near noisy digital components?
To minimize coupling of digital switching noise into sensitive analog nodes, the TLV4333IPWR should be placed at least 5 mm away from high-speed digital traces such as clock lines or SPI buses. A dedicated power plane segment with a ferrite bead and 10-µF bulk capacitor plus a 100-nF ceramic capacitor placed within 2 mm of the VCC pin provides effective filtering. Grounding follows a star topology with the analog return tied directly to the system ground at one point to avoid ground loops. Guard rings around high-impedance inputs further reduce leakage currents and capacitive pickup.
How does the input bias current of 70 pA influence the selection of source impedance in photodiode transimpedance amplifier designs using the TLV4333IPWR?
At 70 pA, the input bias current is low enough to allow use with source impedances up to several hundred megaohms without introducing significant gain error. For a transimpedance gain of 1 MΩ, the resulting voltage drop across the source impedance due to bias current is only 70 µV—acceptable for many photodetection applications. However, in ultra-sensitive systems requiring gains above 10 MΩ, the combination of bias current and stray capacitance can form a low-pass filter that limits bandwidth or introduces phase lag. In such cases, techniques like bootstrapping or using a FET-input stage before the TLV4333IPWR improve performance. Alternatively, periodic calibration can correct for any residual offset introduced by the bias current.
What are the consequences of exceeding the absolute maximum ratings for supply voltage when using the TLV4333IPWR in redundant power architectures?
Although the TLV4333IPWR supports operation from 1.8 V to 5.5 V, exceeding 5.5 V absolute maximum rating risks damaging the internal ESD protection diodes and gate oxides, even if momentarily. In redundant or hot-swappable power systems where multiple supplies might briefly overlap, a clamp circuit or series resistor combined with a TVS diode is strongly recommended. Even brief exposure above 5.5 V can degrade long-term reliability or cause latent failures under field conditions. Design redundancy should include hardware-based voltage supervision rather than relying solely on firmware checks.
How does the TLV4333IPWR’s rail-to-rail output behave when driving resistive loads below 1 kΩ at 1.8 V supply?
At 1.8 V supply, the TLV4333IPWR delivers rail-to-rail output swing but with reduced compliance near the rails. Driving a 1-kΩ load, the output can typically reach within 100 mV of ground and 150 mV of VDD, though exact values depend on process variation and temperature. This means that for logic interfacing or low-impedance ADCs, the output may not fully meet rail thresholds in 1.8-V systems. If full logic levels are required, a level-shifting buffer or higher supply voltage (e.g., 2.5 V or 3.3 V) should be considered. Always consult the output swing vs. load curve in the datasheet for worst-case scenarios.
What advantages does the TLV4333IPWR offer over discrete matched transistor pairs for ratiometric sensor signal conditioning?
Discrete matched pairs suffer from poor initial matching and significant drift over time and temperature, often degrading by 5–10% per year. The TLV4333IPWR eliminates these issues through monolithic integration, providing consistent gain accuracy and virtually no drift. Additionally, its low input offset and bias current reduce errors in ratiometric measurements where absolute reference stability is critical. While discrete solutions may offer slightly lower cost in low-volume prototypes, the TLV4333IPWR reduces board space, simplifies calibration, and enhances long-term reliability in mass-produced embedded systems.
How does the Moisture Sensitivity Level (MSL) 2 rating affect storage and assembly handling for the TLV4333IPWR?
MSL 2 indicates that the TLV4333IPWR is moisture-resistant but requires protection from prolonged exposure to ambient humidity before reflow soldering. Per IPC/JEDEC J-STD-020, devices must be assembled within one year of unsealed packaging and baked if stored beyond 6 months under non-controlled conditions. Standard dry-pack packaging with desiccant is sufficient for most production environments. Failure to follow MSL guidelines can result in popcorning during reflow, leading to internal delamination and catastrophic failure. Assembly houses typically enforce strict handling procedures, but designers should verify bake-out protocols when sourcing from alternate suppliers.
What role does the zero-drift architecture play in eliminating 1/f noise in precision DC measurement applications?
Traditional op-amps exhibit flicker (1/f) noise that dominates at low frequencies (<10 Hz), limiting resolution in DC-coupled systems. The TLV4333IPWR uses auto-calibration techniques that periodically reset the input offset, effectively suppressing low-frequency noise components. As a result, the noise floor flattens above ~1 Hz, allowing true RMS detection or long-term averaging without spectral distortion. This enables applications like strain gauge readout or battery monitoring where 0.1-Hz bandwidth resolution is required. In comparison, conventional op-amps would show increasing noise toward DC, complicating analog-to-digital conversion strategies.
Can the TLV4333IPWR be used in isolated measurement front-ends where galvanic separation is required?
No, the TLV4333IPWR is not designed for isolation and lacks reinforced insulation or creepage/clearance margins required for safety-critical isolation barriers. Attempting to use it in isolated systems without proper isolation amplifiers or optocouplers violates safety standards such as IEC 60601 or automotive functional safety norms. Instead, dedicated isolated amplifiers with integrated transformers or capacitive couplers should be employed. The TLV4333IPWR remains suitable for non-isolated, low-side sensing where common-mode voltage is within the specified range.
How does the package thermal resistance affect power dissipation in continuous duty cycles for the TLV4333IPWR in 14-TSSOP format?
The 14-TSSOP package has a junction-to-ambient thermal resistance (θJA) of approximately 120°C/W under typical PCB mounting conditions. With a quiescent current of 17 µA at 3.3 V, the self-heating is negligible—only about 0.09 mW—so thermal management is rarely a concern. However, in densely populated boards with poor airflow, cumulative heating from multiple ICs could elevate case temperatures. Still, for most applications, natural convection suffices. Thermal vias under the exposed pad (if present) further reduce hotspot formation, but the TLV4333IPWR does not have an exposed pad in standard TSSOP variants.
What precautions should be taken when replacing legacy op-amps in existing designs with the TLV4333IPWR?
Substituting the TLV4333IPWR requires verifying compatibility with existing circuit topology, especially regarding input common-mode range, output drive capability, and power-up behavior. While it offers wider supply tolerance and lower offset, some legacy designs assume higher bias currents or specific slew characteristics. Additionally, input protection diodes may clamp differently under fault conditions, altering fault response. Prototype testing under worst-case process, voltage, and temperature (PVT) corners is essential. Simulation using IBIS or Spice models with accurate parasitics helps anticipate layout-dependent effects before committing to a redesign.
Why might a designer choose a dual-channel version of the TLV4333IPWR over a quad package when only two channels are needed?
Although the TLV4333IPWR comes in a quad configuration, selecting a dual-channel variant would reduce BOM count and board real estate, potentially lowering cost and simplifying routing. However, the quad version already includes four independent circuits; unused channels can be disabled or configured as comparators if needed. There is no functional penalty for leaving spare channels inactive. Cost savings from choosing a dual may be marginal unless volume justifies separate procurement. Therefore, the quad package offers greater flexibility for future feature additions without re-spinning the PCB.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TLV4333IPWR

Product Attribute TLV4333IPWR TLV4333IDR TLV4379IPWR TLV4376IPWR
Part Number TLV4333IPWR TLV4333IDR TLV4379IPWR TLV4376IPWR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package / Case 14-TSSOP (0.173", 4.40mm Width) 14-SOIC (0.154", 3.90mm Width) 14-TSSOP (0.173", 4.40mm Width) 14-TSSOP (0.173", 4.40mm Width)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Voltage - Supply Span (Min) 1.8 V 1.8 V 1.8 V 2.2 V
Gain Bandwidth Product 350 kHz 350 kHz 90 kHz 5.5 MHz
Voltage - Supply Span (Max) 5.5 V 5.5 V 5.5 V 5.5 V
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Current - Supply 17µA 17µA 4µA 815µA (x4 Channels)
Output Type Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail
Base Product Number TLV4333 TLV4333 TLV4379 TLV4376
Supplier Device Package 14-TSSOP 14-SOIC 14-TSSOP 14-TSSOP
Voltage - Input Offset 2 µV 2 µV 800 µV 40 µV
Slew Rate 0.16V/µs 0.16V/µs 0.03V/µs 2V/µs
Series - - - -
Number of Circuits 1 1 1 4
Current - Input Bias 70 pA 70 pA 5 pA 0.3 pA
Amplifier Type Zero-Drift Zero-Drift General Purpose CMOS

TLV4333IPWR Datasheet PDF

Download TLV4333IPWR pdf datasheets and Texas Instruments documentation for TLV4333IPWR - Texas Instruments.

PCN Design/Specification
Design 22/Feb/2022.pdf
PCN Assembly/Origin
Mult Devices Rev 13/Mar/2018.pdf
PCN Part Number
Device Symbolization Change 13/Jun/2023.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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TLV4333IPWR Image

TLV4333IPWR

Texas Instruments
32D-TLV4333IPWR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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