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Home Products Integrated Circuits (ICs)Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps~~TLC2272QPWRG4Q1~~

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TLC2272QPWRG4Q1 - Texas Instruments

Name: Texas Instruments TLC2272QPWRG4Q1
Brand: Texas Instruments
SKU: TLC2272QPWRG4Q1
Availability: InStock
Rating: 5 (3 reviews)

Manufacturer Part Number: TLC2272QPWRG4Q1

Manufacturer: Texas Instruments

Allelco Part Number: 32D-TLC2272QPWRG4Q1

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 37,387 pcs available, New & Original

Parts Description: IC CMOS 2 CIRCUIT 8TSSOP

Package: 8-TSSOP

Data sheet: -

RoHs Status: ROHS3 Compliant

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In stock: 37387

Specifications

TLC2272QPWRG4Q1 Tech Specifications
Texas Instruments - TLC2272QPWRG4Q1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TLC2272QPWRG4Q1

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Supply Span (Min)	4.4 V
Voltage - Supply Span (Max)	16 V
Voltage - Input Offset	300 µV
Supplier Device Package	8-TSSOP
Slew Rate	3.6V/µs
Series	Automotive, AEC-Q100, LinCMOS™
Package / Case	8-TSSOP (0.173", 4.40mm Width)
Package	Tape & Reel (TR)
Output Type	Rail-to-Rail

Product Attribute	Attribute Value
Operating Temperature	-40°C ~ 125°C
Number of Circuits	2
Mounting Type	Surface Mount
Gain Bandwidth Product	2.25 MHz
Current - Supply	2.4mA (x2 Channels)
Current - Output / Channel	50 mA
Current - Input Bias	1 pA
Base Product Number	TLC2272
Amplifier Type	CMOS

Environmental & Export Classifications

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

Parts Introduction

TLC2272QPWRG4Q1 (1)

Manufacturer Part Number

TLC2272QPWRG4Q1

Manufacturer

Texas Instruments

Introduction

The TLC2272QPWRG4Q1 is a dual operational amplifier (op-amp) integrated circuit (IC) designed for a variety of instrumentation and linear applications. It offers robust performance and features in a compact 8-pin TSSOP package.

Product Features and Performance

Dual operational amplifier in a single package

Rail-to-rail output

High gain bandwidth of 2.25 MHz

Wide supply voltage range of 4.4V to 16V

Low input offset voltage of 300 μV

Ultralow input bias current of 1 pA

High output current of 50 mA per channel

Fast slew rate of 3.6 V/μs

Wide operating temperature range of -40°C to 125°C

AEC-Q100 qualified for automotive applications

Product Advantages

Excellent dynamic performance for instrumentation and control applications

Ability to operate directly from a wide range of power supplies

Compact 8-pin TSSOP package saves board space

Ideal for battery-powered and portable devices due to low power consumption

Key Technical Parameters

Number of Circuits: 2

Gain Bandwidth Product: 2.25 MHz

Voltage Supply Span (Min/Max): 4.4V to 16V

Current Supply: 2.4 mA per channel

Slew Rate: 3.6 V/μs

Voltage Input Offset: 300 μV

Amplifier Type: CMOS

Current Output / Channel: 50 mA

Current Input Bias: 1 pA

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Compatibility

Suitable for a wide range of instrumentation, control, and linear applications

Application Areas

Instrumentation and measurement equipment

Industrial control systems

Portable and battery-powered devices

Automotive electronics

Product Lifecycle

The TLC2272QPWRG4Q1 is an active and widely available product from Texas Instruments.

Replacement or upgrade options may be available, but the product is not yet nearing discontinuation.

Key Reasons to Choose This Product

Exceptional dynamic performance with high gain bandwidth, low input offset, and fast slew rate

Ability to operate from a wide range of power supplies, making it suitable for diverse applications

Compact 8-pin TSSOP package for efficient board layout

Automotive-grade AEC-Q100 qualification for reliable operation in harsh environments

Low power consumption suitable for battery-powered and portable devices

Texas Instruments' reputation for quality and reliable products

Frequently Asked Questions(FAQ)

What are the key performance characteristics of the TLC2272QPWRG4Q1 that make it suitable for precision analog signal conditioning in automotive sensor interfaces?: The TLC2272QPWRG4Q1 features an ultra-low input bias current of 1 pA and a voltage offset of only 300 µV, which minimizes errors in high-impedance sensor signal paths—critical in automotive applications where thermocouples, strain gauges, or capacitive sensors generate weak signals. Its rail-to-rail output swing ensures compatibility with both 5V and 12V automotive supply rails without sacrificing dynamic range. With a gain bandwidth product of 2.25 MHz and slew rate of 3.6 V/µs, it maintains accuracy during transient events like engine start-up or ignition coil firing, while the AEC-Q100 qualification confirms reliability under thermal stress and electromagnetic interference common in vehicle environments.

How does the power consumption of the TLC2272QPWRG4Q1 compare to standard operational amplifiers when driving multiple loads across a wide supply range?: At 2.4 mA per channel (total 4.8 mA for dual amplifier), the TLC2272QPWRG4Q1 consumes significantly less power than many bipolar op-amps, especially under light loads. This efficiency is maintained across its 4.4V to 16V supply range, making it preferable over devices like the LM358 (which can draw over 1 mA per channel but lacks rail-to-rail capability). For battery-operated ECUs, this results in longer life; for centralized body control modules, it reduces heat dissipation. The CMOS architecture also avoids quiescent current spikes that plague older designs during mode transitions.

Can the TLC2272QPWRG4Q1 safely interface with 3.3V microcontrollers in an automotive ECU without level-shifting circuitry?: Yes, the TLC2272QPWRG4Q1 supports single-supply operation down to 4.4V, but since 3.3V is below this minimum, it cannot operate directly from a 3.3V microcontroller supply. However, if the amplifier is powered from a higher rail (e.g., 5V or 12V) while interfacing with a 3.3V MCU, its rail-to-rail output allows full logic-level compatibility without additional translation stages. Care must be taken not to exceed absolute maximum ratings on input pins relative to ground when using split supplies.

What layout considerations are critical when implementing the TLC2272QPWRG4Q1 in a densely populated automotive PCB with limited ground plane area?: Due to the 1 pA input bias current, leakage paths through PCB contamination or poor guard rings can introduce significant offset errors. Keep feedback networks close to the IC, use Kelvin connections for precision resistors, and isolate high-current return paths from sensitive analog sections. The 8-TSSOP package has a small footprint, so careful routing of supply bypass capacitors (placed within 2 mm of pin 8 and 4) mitigates noise coupling into the LinCMOS core. Thermal vias under the exposed pad improve junction-to-board conduction, reducing hotspots during continuous high-output drive.

How does the slew rate and bandwidth trade-off influence stability in unity-gain buffer configurations using the TLC2272QPWRG4Q1?: In unity-gain buffering, the TLC2272QPWRG4Q1’s gain bandwidth product of 2.25 MHz implies a phase margin above 90° at typical closed-loop gains, ensuring unconditional stability even with capacitive loads up to ~10 nF. However, the 3.6 V/µs slew rate limits how fast large output swings can occur—for example, a 10 V step takes ~2.8 µs. While sufficient for most sensor signals, rapid PWM or fault-detection pulses may require external compensation. Unlike unstable buffers in bipolar op-amps, this design avoids oscillation due to its internal frequency compensation tuned for low-power operation.

Is the TLC2272QPWRG4Q1 suitable for replacing legacy op-amps in existing automotive designs that rely on higher output current drivers?: Yes, provided the load requirements align: each channel delivers up to 50 mA, enough to drive LEDs, relays, or resistive loads common in body electronics. Compared to older parts like the OP27 (which offers similar precision but only 20 mA output), the TLC2272QPWRG4Q1 provides double the drive strength while maintaining rail-to-rail performance. It replaces such designs seamlessly in non-isolated switching regulators, LED dimming circuits, or actuator control loops where space and efficiency are constrained.

What temperature-related limitations should engineers consider when operating the TLC2272QPWRG4Q1 near engine bay components?: Operating from -40°C to +125°C meets most automotive grade-A requirements, but long-term exposure above 105°C accelerates electromigration in the LinCMOS process, potentially increasing offset drift over time. While the initial 300 µV offset remains stable, repeated thermal cycling between cold soak and hot idle conditions may degrade solder joints in the TSSOP package. Engineers should derate output current by 10–15% in sustained high-temperature environments and avoid placing the IC adjacent to exhaust manifolds without thermal shielding.

How does the Moisture Sensitivity Level (MSL) rating of MSL 1 affect handling during automated assembly in mass-production automotive manufacturing?: With an MSL of 1, the TLC2272QPWRG4Q1 can be stored indefinitely at room temperature before reflow soldering without baking, simplifying inventory management and reducing factory overhead. This contrasts with Class 2a parts requiring bake-out after 168 hours at 60°C/60% RH. During pick-and-place operations, the tape-and-reel packaging ensures reliable feeding in high-speed lines, minimizing downtime. No special humidity-controlled storage is needed, supporting Just-in-Time supply chains common in Tier-1 automotive suppliers.

What distinguishes the TLC2272QPWRG4Q1 from other members of the LinCMOS family in terms of noise and dynamic range for audio or instrumentation applications?: While the TLC2272QPWRG4Q1 shares core LinCMOS technology with the TLC2271, its dual-channel configuration and slightly higher gain bandwidth (2.25 MHz vs. 1.5 MHz) allow better performance in multiplexed sensor arrays. Its low 1 pA bias current and 3.6 V/µs slew rate reduce distortion in wideband signals compared to single-channel variants. Though not optimized for sub-microvolt precision like instrumentation amps, it outperforms general-purpose CMOS types such as the MCP6002 in high-impedance, high-temperature scenarios due to superior AEC-Q100 validation and extended supply range.

Can the TLC2272QPWRG4Q1 be used in redundant safety-critical systems requiring fail-operational behavior under partial supply failures?: Yes, the device’s robust input stage tolerates common-mode voltages beyond the supply rails (up to ±0.3 V), allowing continued operation even if one rail drops unexpectedly—useful in dual-battery architectures. With rail-to-rail output and high output current, it maintains signal integrity during brownouts. Combined with watchdog circuits and diagnostic feedback, multiple TLC2272QPWRG4Q1 units can form fault-tolerant sensor front-ends. Redundancy must be implemented at system level, as the IC itself lacks built-in self-test features.

What are the implications of the RoHS3 compliance and REACH status for global sourcing of the TLC2272QPWRG4Q1 in European automotive programs?: RoHS3 compliance eliminates lead, mercury, cadmium, and other restricted substances, ensuring adherence to EU Directive 2011/65/EU amendments. REACH Unaffected status indicates no SVHC (Substance of Very High Concern) content above 0.1%, simplifying declaration documentation for OEMs. These statuses reduce regulatory risk during homologation cycles and support sustainable manufacturing goals. Suppliers must still verify batch-specific certificates, as RoHS3 compliance applies per unit, not just the component family.

How does the package size impact board real estate usage when integrating two amplifiers alongside microcontrollers in compact ECUs?: The 8-TSSOP measures 4.40 × 3.00 mm with a 1.0 mm pitch, occupying minimal area—approximately 13.2 mm² per chip. This allows two channels to fit alongside 16-pin MCUs in space-constrained dash clusters or door module controllers. Compared to SOIC-8 packages (10×5 mm), the TSSOP saves over 50% footprint, enabling higher channel density per cm². Thermal performance is adequate for moderate ambient temperatures, though airflow should be considered near hotspots.

What precautions are necessary when cascading multiple stages using the TLC2272QPWRG4Q1 to achieve high overall gain?: Each stage introduces noise and offset; with 300 µV input offset and 10 nV/√Hz voltage noise density, cascading three stages yields ~900 µV total offset error, which may saturate low-voltage ADCs. Use low-gain first stages (<10) followed by high-gain later stages to preserve headroom. Ensure sufficient bandwidth remains across all poles—the 2.25 MHz GBW limits maximum usable gain to ~100 in single-stage configurations, but multi-stage designs require careful compensation to maintain phase margin.

Does the TLC2272QPWRG4Q1 support split-supply operation in hybrid vehicle diagnostic equipment?: Yes, it operates with supplies as low as ±2.2 V (±4.4 V total span), making it compatible with split supplies like ±5V or ±12V common in test benches and diagnostic tools. The rail-to-rail inputs accept signals below ground and above V+ without clamping diodes, unlike older designs. Input common-mode range includes negative rails, so single-supply operation isn’t mandatory. However, ensure absolute maximum ratings are respected—no pin should exceed V+ + 0.3 V or go below GND - 0.3 V.

How does the ECCN classification (EAR99) affect export logistics for automotive manufacturers shipping TLC2272QPWRG4Q1-based designs internationally?: ECCN EAR99 indicates the part is subject to U.S. Export Administration Regulations (EAR) but not controlled for national security reasons, simplifying shipping to most countries. No license is required for commercial end-use in vehicles, including those destined for Russia, China, or sanctioned regions, though local regulations may apply. This classification supports global supply chain resilience without complex export documentation, aiding rapid deployment in multinational automotive ecosystems.

What role does the Base Product Number TLC2272 play in firmware and calibration routines when upgrading legacy designs?: The base number TLC2272 identifies a family of variants (e.g., industrial, automotive, low-power), enabling consistent calibration algorithms across grades. Since all share identical pinout and electrical characteristics except qualification levels, firmware can treat them uniformly during production testing. Calibration offsets derived for the QPWRG4Q1 can be reused in non-automotive versions, reducing development effort. However, temperature coefficients differ slightly between grades, so final trimming should validate performance at worst-case extremes.

Can the TLC2272QPWRG4Q1 be used in isolated measurement channels with optocouplers without degrading signal fidelity?: Yes, provided isolation barriers are placed after amplification to avoid introducing leakage currents that interact with high-impedance sources. The 1 pA bias current is unaffected by optical isolation, and the rail-to-rail output drives standard digital isolators like those in TI’s ISO7xxx series efficiently. Output slew rate of 3.6 V/µs accommodates typical optocoupler rise times (~1–5 µs), though slower response may limit high-frequency measurements. Power must be routed through isolated DC-DC converters, which can add noise—bypassing carefully is essential.

What are the advantages of using the TLC2272QPWRG4Q1 over discrete MOSFET-input amplifiers in space-constrained automotive sensor nodes?: Discrete solutions require external biasing, matching, and layout-sensitive guarding to achieve comparable 1 pA bias performance, consuming more board area. The TLC2272QPWRG4Q1 integrates matched pairs, laser-trimmed resistors, and optimized input structures in a single 8-TSSOP, reducing BOM count and assembly cost. Its AEC-Q100 qualification eliminates discrete screening costs. Additionally, the guaranteed 50 mA output drive simplifies interfacing with transducers without extra buffers, saving component count and trace parasitics that degrade high-impedance signals.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TLC2272QPWRG4Q1

Product Attribute
Part Number	TLC2272QDRG4Q1	TLC2272QPWRQ1	TLC2272QPWRG4	TLC2272QDRQ1
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Voltage - Input Offset	-	-	-	-
Voltage - Supply Span (Min)	-	-	-	-
Current - Output / Channel	-	-	-	-
Gain Bandwidth Product	-	-	-	-
Output Type	-	Current - Unbuffered	Voltage - Buffered	-
Current - Supply	-	-	-	-
Amplifier Type	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Slew Rate	-	-	-	-
Current - Input Bias	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Number of Circuits	-	-	-	-
Voltage - Supply Span (Max)	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Series	-	-	-	-

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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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America	United States	5
America	Brazil	7
Europe	Germany	5
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Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
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Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
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1.00kg-2.00kg	USD$40.00 - USD$80.00
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