LT6657BHMS8-2.5#TRPBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LT6657B is a precision buffered 2.5V voltage reference with 3 ppm/°C temperature drift, low noise output, and 8-pin MSOP package, delivering stable 2.5V output for ADC and DAC reference applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LT6657BHMS8-2.5#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.4000(MOQ 19)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LT6657BHMS8-2.5#TRPBF?
- 3 ppm/°C maximum temperature coefficient ensuring stable 2.5V output across the full operating temperature range
- Low output noise enabling precision ADC and DAC reference applications with minimal signal degradation
- Buffered output capable of sourcing and sinking load currents without output voltage shift
- Output voltage accuracy of 2.4975V to 2.5025V providing ±0.1% initial accuracy at room temperature
- 8-pin MSOP package (MS8) enabling compact PCB footprints in space-constrained precision measurement designs
What is LT6657BHMS8-2.5#TRPBF used for?
The LT6657BHMS8-2.5 is used as a precision voltage reference in high-resolution ADC and DAC systems where stable 2.5V reference voltage is critical for measurement accuracy. Its 3 ppm/°C drift maintains reference stability across industrial temperature ranges, making it suitable for precision instrumentation, data acquisition systems, and signal conditioning circuits. The buffered output directly drives ADC reference pins and resistor divider networks without requiring additional buffer op-amps.
What are the specifications of LT6657BHMS8-2.5#TRPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1660 |
| YTEOL | 10 |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Voltage-Max | 2.5025V |
| Output Voltage-Min | 2.4975V |
| Output Voltage-Nom | 2.5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Supply Voltage-Max (Vsup) | 40V |
| Supply Voltage-Min (Vsup) | 3V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temp Coef of Voltage-Max | 3ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Trim/Adjustable Output | NO |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the LT6657BHMS8-2.5#TRPBF datasheet?
LT6657BHMS8-2.5#TRPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LT6657BHMS8-2.5#TRPBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the temperature coefficient of the LT6657BHMS8-2.5, and why does it matter for precision ADC designs?
The LT6657BHMS8-2.5 has a maximum temperature coefficient of 3 ppm/°C, meaning the 2.5V reference shifts by no more than 7.5 µV per degree Celsius. For a 16-bit ADC with 2.5V full-scale, this drift represents less than 0.5 LSB over a 10°C temperature change, preserving measurement accuracy across the operating range.
Can the LT6657B output drive an ADC reference pin directly without an external buffer?
Yes, the LT6657B includes an integrated output buffer capable of sourcing and sinking load currents, allowing it to drive ADC reference pins directly without an external buffer amplifier. This eliminates additional components and reduces board area, particularly valuable in compact 8-pin MSOP designs for portable instruments.
How accurate is the initial output voltage of the LT6657BHMS8-2.5 at room temperature?
The LT6657BHMS8-2.5 guarantees an output voltage between 2.4975V and 2.5025V at room temperature, representing ±0.1% initial accuracy or ±2.5 mV maximum deviation. This level of precision is suitable for 12-bit to 14-bit ADC applications without requiring output trimming or calibration at production test.
In what measurement applications is the LT6657BHMS8-2.5 most commonly deployed?
The LT6657BHMS8-2.5 is commonly used in precision data acquisition boards, industrial process controllers, medical instrumentation, and weigh-scale systems where a stable 2.5V reference supports 12-bit to 16-bit converters. Its low noise and 3 ppm/°C drift maintain sub-LSB reference stability over the -40°C to +85°C industrial temperature range.
What input supply voltage range does the LT6657B require to maintain its 2.5V regulated output?
The LT6657B requires an input supply voltage of at least 0.5V above its 2.5V output, typically 3.0V to 5.5V input range. This dropout headroom allows operation from 3.3V or 5V system rails commonly used in industrial data acquisition hardware without a separate dedicated reference supply.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 19+ | $5.8300 | $110.77 |
| 250+ | $4.7875 | $1196.88 |
| 1000+ | $4.4000 | $4400.00 |
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