Overview
The XTR116UA/2K5G4, produced by Texas Instruments, is a precision 4-20 mA current-loop transmitter designed for transmitting analog signals over industry-standard current loops. This device is part of the XTR11x series and is particularly noted for its high accuracy and reliability in industrial process control and other applications. The XTR116 features a 4.096-V reference voltage, a low quiescent current of 200 μA, and a built-in 5-V regulator for powering external circuits.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Power Supply Voltage (V+) | 7.5 | 24 | 36 | V |
| Operating Temperature (TA) | -40 | 85 | °C | |
| Junction Temperature (TJ) | 165 | °C | ||
| Storage Temperature (Tstg) | -55 | 125 | °C | |
| Output Current (IO) | 0.25 | 25 | mA | |
| Overscale Limit (ILIM) | 32 | mA | ||
| Underscale Limit (IMIN) | 0.2 | 0.25 | mA | |
| Span Error | ±0.05% | ±0.2% | % | |
| Nonlinearity Error | ±0.003% | ±0.01% | % | |
| VREF Accuracy | 4.096 V | V |
Key Features
- Low quiescent current: 200 μA
- 5-V regulator for external circuits
- Precision on-chip VREF: 4.096 V for the XTR116
- Low span error: 0.05%
- Low nonlinearity error: 0.003%
- Wide loop supply range: 7.5 V to 36 V
- SO-8 package
- Compatible with HART modem
- Current amplifier and voltage-to-current amplifier capabilities
Applications
- 2-wire, 4-20-mA current loop transmitters
- Smart transmitters
- Industrial process control
- Test systems
- Current amplifiers and voltage-to-current amplifiers
Q & A
- What is the primary function of the XTR116UA/2K5G4? The primary function is to transmit analog signals over a 4-20 mA current loop.
- What is the reference voltage provided by the XTR116? The XTR116 provides a 4.096-V reference voltage.
- What is the quiescent current of the XTR116? The quiescent current is 200 μA.
- What is the operating temperature range of the XTR116? The operating temperature range is -40°C to 85°C.
- What package type is the XTR116 available in? The XTR116 is available in an SO-8 package.
- Is the XTR116 compatible with HART modems? Yes, it is compatible with HART modems.
- What are some common applications of the XTR116? Common applications include industrial process control, test systems, and current amplification.
- What is the span error of the XTR116? The span error is ±0.05%.
- What is the nonlinearity error of the XTR116? The nonlinearity error is ±0.003%.
- Can the XTR116 be used to power external circuits? Yes, it has a built-in 5-V regulator for powering external circuits.
