# LT1991CMS - LT Precision Amplifier

## Product Summary

The LT1991CMS is a precision amplifier from Analog Devices, designed for accuracy with a low input offset voltage and gain error. It operates efficiently with low supply current.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | LT1991CMS |
| Manufacturer | LT |
| Product Type | Precision Amplifier |
| Series | LT1991 |
| Category | Uncategorized |
| Subcategory | Amplifier ICs |

## Description

The LT1991CMS is a precision amplifier manufactured by Analog Devices, designed to minimize errors and improve overall system accuracy. It features a low input offset voltage of 25 µV and a gain error of 0.12%. With a gain bandwidth product of 560 kHz and a slew rate of 120 mV/µs, it is suitable for various signal processing applications.

This amplifier operates within a supply voltage range of 2.4 V to 40 V and consumes a low operating supply current of 100 µA. It is housed in an MSOP-10 package and supports SMD/SMT mounting, making it adaptable for surface-mount designs. The operating temperature range is from 0 °C to 70 °C.

Key electrical characteristics include a high Common Mode Rejection Ratio (CMRR) of 100 dB and a Power Supply Rejection Ratio (PSRR) of 135 dB, ensuring signal integrity under varying conditions. The input bias current is 2.5 nA, and the input offset current is 50 pA, further contributing to its precision.

## Key Specifications

| Specification | Value |
| --- | --- |
| Lead Spacing | 0.65 mm |
| Lead Style | Gull-Wing |
| Mounting Style | SMD/SMT |
| Package / Case | MSOP-10 |
| SVHC Present | Not Present |
| Slew Rate | 120 mV/µs |
| Storage Temperature | -65 °C to 150 °C |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | In Stock |
| Distributor Count | 1 |
| Total Stock | 527 |
| Pricing Available | No |

## Distributor Offers

| Distributor | Stock | Unit Price | MOQ | Lead Time | Last Updated |
| --- | --- | --- | --- | --- | --- |
| Optech Co.,Limited | 527 |  |  |  |  |

## Features

- Low input offset voltage of 25 µV.
- Accurate gain error of 0.12%.
- 560 kHz gain bandwidth product.
- Low operating supply current of 100 µA.
- MSOP-10 package for SMT mounting.

## Applications

- Ideal for precision sensor signal conditioning.
- Suitable for low frequency active filters.
- Used in data acquisition front-end circuits.
- Applicable in battery-powered instrumentation.
- Can be used in industrial control systems.

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Lead Free | Yes |
| Moisture Sensitivity Level | 1 Unlimited |
| SVHC Present | Not Present |

## Documents and Media

- Product Page: https://distyparts.com/product/lt1991cms
- RFQ URL: https://distyparts.com/product/lt1991cms#rfq

## FAQs

### What is the supply voltage range of the LT1991CMS?

The LT1991CMS operates from a minimum supply voltage of 2.4V to a maximum of 40V.

### What is the package type of the LT1991CMS?

The LT1991CMS is available in an MSOP-10 package.

### What is the operating temperature range of the LT1991CMS?

The operating temperature range is 0°C to 70°C.

### What is the gain bandwidth product of the LT1991CMS?

The minimum gain bandwidth product is 560 kHz.

### What is the input offset voltage of the LT1991CMS?

The maximum input offset voltage is 25 µV.

### What is the common mode rejection ratio of the LT1991CMS?

The minimum common mode rejection ratio is 100 dB.

### What is the slew rate of the LT1991CMS?

The minimum slew rate is 120 mV/µs.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/lt
- Category: https://distyparts.com/category/uncategorized/new-products
- Product Page: https://distyparts.com/product/lt1991cms
- Markdown File: https://distyparts.com/product/lt1991cms.md
- TXT File: https://distyparts.com/product/lt1991cms.txt