REF1925 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
REF1925 is a precision 2.5V series voltage reference from Texas Instruments. It offers low noise, high accuracy (±0.05% initial accuracy), and ultra-low temperature drift (3ppm/°C typ). Ideal for ADC/DAC references, precision instrumentation, and portable battery-powered applications in compact SOT-23-5 package.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- REF1925 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of REF1925?
- 2.5V precision output with ±0.05% initial accuracy
- Ultra-low temperature coefficient: 3ppm/°C typical
- Low noise: 4μVpp (0.1Hz to 10Hz)
- Wide input voltage range: 2.7V to 5.5V
- Compact SOT-23-5 package for space-constrained designs
- Low quiescent current for battery-powered applications
What is REF1925 used for?
The REF1925 is well-suited for precision analog signal chains where a stable 2.5V reference is critical, including ADC and DAC voltage references in data acquisition systems. It is commonly used in portable medical instruments, industrial sensors, and handheld test equipment where low power consumption and high accuracy are required. Its compact SOT-23-5 footprint also makes it an excellent choice for wearable devices and IoT edge nodes operating from single-cell or dual-cell battery supplies.
What are the specifications of REF1925?
| YTEOL | EYTEOL |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Where can I find the REF1925 datasheet?
REF1925 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for REF1925?
Compatible alternatives and drop-in replacements for REF1925:
Three Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO5
Three Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO5
Frequently Asked Questions
What is the output voltage and accuracy of the REF1925?
The REF1925 provides a 2.5V series voltage reference output with an initial accuracy of ±0.05% (A-grade), making it suitable for precision measurement applications where tight tolerance is required.
What is the temperature coefficient of the REF1925?
The REF1925 features a typical temperature coefficient of 3ppm/°C, ensuring minimal output voltage drift over the operating temperature range of -40°C to +125°C, which is critical for industrial and automotive applications.
What are the typical applications for the REF1925?
The REF1925 is widely used as an ADC or DAC reference voltage in data acquisition systems, precision instrumentation, portable medical devices, industrial sensors, and battery-powered IoT nodes where a stable, low-noise 2.5V reference is needed.
What is the input voltage range and quiescent current of the REF1925?
The REF1925 operates from an input voltage range of 2.7V to 5.5V, and it draws very low quiescent current, making it an efficient choice for battery-powered designs that require long operating life.
What package does the REF1925 come in, and are there alternative packages available?
The REF1925 is available in a compact 5-pin SOT-23 (SOT-23-5) package. Texas Instruments also offers the REF1925 in other small-outline packages such as SC70 and DDCT variants, providing flexibility for different PCB layout requirements.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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