Low-Power Single Operational Amplifier
Product details
Parameters
Package | Pins | Size
Features
- Wide Power-Supply Range
- Single Supply from 3 V to 30 V
- Dual Supply from ±1.5 V to ±15 V
- Large Output Voltage Swing from 0 V to 3.5 V (Minimum) (VCC = 5 V)
- Low Supply Current at 500 µA (Typical)
- Low Input Bias Current at 20 nA (Typical)
- Stable With High Capacitive Loads
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Description
The TS321 is a bipolar operational amplifier for cost-sensitive applications in which space savings are important.
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Technical documentation
= Top documentation for this product selected by TI
| Type | Title | Date | |
|---|---|---|---|
| * | Datasheet | TS321 Low-Power Single Operational Amplifier datasheet (Rev. D) | May 17, 2018 |
| Technical articles | What is an op amp? | Jan. 21, 2020 | |
| Application notes | Design Guidelines for Devices with LM324/LM358 Cores | Jan. 17, 2019 | |
| Technical articles | Designing tiny microphone circuits with the industry’s smallest op amp | Apr. 12, 2018 | |
| Technical articles | How to lay out a PCB for high-performance, low-side current-sensing designs | Feb. 06, 2018 | |
| Technical articles | Low-side current sensing for high-performance cost-sensitive applications | Jan. 22, 2018 | |
| White papers | The Signal e-book: A compendium of blog posts on op amp design topics | Mar. 28, 2017 |
Design & development
For additional terms or required resources, click any title below to view the detail page where available.Hardware development
AMPQUICKKIT-EVM
Description
The TI Precision Amplifier Quickstart Kit simplifies op amp selection, design, and evaluation with samples of six op amps and an evaluation module for prototyping surface-mount ICs. The kit is the perfect starting point for your amplifier designs.
You may also be interested in TI Precision Labs, the (...)
Features
The kit includes:
- Six samples: Three low-power, low-voltage amplifiers and three low-power, wide-supply amplifiers. See the table below for the complete list.
- DIP Adapter Evaluation Module (DIP-ADAPTER-EVM) for prototyping surface-mount ICs. The EVM supports the following package types: D or U (...)
DIP-ADAPTER-EVM
Description
Speed up your op amp prototyping and testing with the DIP-Adapter-EVM, which provides a fast, easy and inexpensive way to interface with small, surface-mount ICs. You can connect any supported op amp using the included Samtec terminal strips or wire them directly to existing circuits.
The (...)
Features
- Simplifies prototyping of SMT IC’s
- Supports 6 common package types
- Low Cost
Description
The DUAL-DIYAMP-EVM is a unique evaluation module (EVM) family that provides engineers and do it yourselfers (DIYers) with real-world amplifier circuits, enabling you to quickly evaluate design concepts and verify simulations. It is designed specifically for dual package op amps in the (...)
Features
- 10 circuit configurations to choose from: Non-Inverting, Inverting, Active Filters, Difference Amplifier with Reference Buffer, and more!
- Multiple interface options: SMA, Header, Breadboard, Wire
- Designed for 0805 size components; 0603 size friendly
- Circuit schematic provided in silkscreen on the back (...)
Description
The Universal OPAMPEVM is a series of general purpose blank circuit boards that simplify prototyping circuits for a variety of IC package types. The evaluation module board design allows many different circuits to be constructed easily and quickly. Five models are offered with each targeted for (...)
Design tools & simulation
SLOM469.ZIP (3 KB) - PSpice Model
SLOM470.ZIP (22 KB) - TINA-TI Reference Design
SLOM471.ZIP (4 KB) - TINA-TI Spice Model
PSPICE-FOR-TI — PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Features
- Leverages Cadence PSpice Technology
- Preinstalled library with a suite of digital models to enable worst-case timing analysis
- Dynamic updates ensure you have access to most current device models
- Optimized for simulation speed without loss of accuracy
- Supports simultaneous analysis of multiple products
- (...)
TINA-TI — TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
ANALOG-ENGINEER-CALC — The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback (...)
Features
- Expedites circuit design with analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
- Noise calculations
- Common unit translation
- Solves common amplifier circuit design problems
- Gain selections using standard resistors
- Filter configurations
- Total noise for common amplifier configurations
- (...)
Reference designs
PMP30032 — A quasi-resonant primary-side regulated isolated Flyback is used to provide 12V @ 500mA from universal input voltage (90Vac to 265Vac). The converter does not employ any optocoupler and regulates the output voltage by sensing the auxiliary winding on primary side. A peak input voltage detector is (...)
Design files
-
download PMP30032 BOM.pdf (129KB) -
download PMP30032 Assembly Drawing.pdf (508KB) -
download PMP30032 PCB.pdf (989KB) -
download PMP30032 CAD Files.zip (528KB) -
download PMP30032 Gerber.zip (88KB)
PMP30026 — A quasi-resonant primary-side regulated isolated Flyback is used to provide 12V @ 1A from universal input voltage (90Vac to 264Vac). The converter does not employ any optocoupler and regulates the output voltage by sensing the auxiliary winding on primary side. A peak input voltage detector is used (...)
Design files
-
download PMP30026 BOM.pdf (128KB) -
download PMP30026 Assembly Drawing.pdf (950KB) -
download PMP30026 PCB .pdf (547KB) -
download PMP30026 CAD Files.zip (538KB) -
download PMP30026 Gerber .zip (31KB)
CAD/CAE symbols
| Package | Pins | Download |
|---|---|---|
| SOIC (D) | 8 | View options |
| SOT-23 (DBV) | 5 | View options |
Ordering & quality
Support & training
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