Overview
The LM285D-2.5R2G is a micropower two-terminal bandgap voltage regulator diode produced by onsemi. This device is part of the LM285/LM385 series, designed to operate over a wide current range of 10 μA to 20 mA. It features exceptionally low dynamic impedance, low noise, and stable operation over time and temperature, making it ideal for micropower circuitry and applications requiring extended battery life.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Breakdown Voltage | V(BR)R | 2.462 - 2.538 | V |
| Minimum Operating Current | IRmin | 13 - 30 | μA |
| Operating Ambient Temperature Range | TA | -40 to +85°C | °C |
| Operating Junction Temperature | TJ | +150 | °C |
| Storage Temperature Range | Tstg | -65 to +150 | °C |
| Reverse Dynamic Impedance | Z | 0.6 | Ω |
| Average Temperature Coefficient | ΔV(BR)/ΔT | 80 | ppm/°C |
| Wideband Noise (RMS) | n | 120 | μV |
| Long Term Stability | S | 20 | ppm/kHR |
| Package | SOIC-8 (Pb-Free) |
Key Features
- Operating current from 10 μA to 20 mA
- 1.0%, 1.5%, 2.0%, and 3.0% initial tolerance grades
- Low temperature coefficient
- Low dynamic impedance (0.6 Ω)
- Surface mount package available
- Pb-Free and RoHS compliant
Applications
The LM285D-2.5R2G is suitable for various applications including portable instrumentation, regulators, and other analog circuitry where extended battery life is crucial. Its wide dynamic operating range and stable operation make it ideal for use in systems with varying supply voltages.
Q & A
- What is the operating current range of the LM285D-2.5R2G? The operating current range is from 10 μA to 20 mA.
- What are the available voltage versions for the LM285 series? The LM285 series is available in 1.235 V and 2.500 V versions.
- What is the temperature range for the LM285D-2.5R2G? The operating ambient temperature range is -40°C to +85°C.
- Is the LM285D-2.5R2G Pb-Free and RoHS compliant? Yes, it is Pb-Free and RoHS compliant.
- What is the typical reverse dynamic impedance of the LM285D-2.5R2G? The typical reverse dynamic impedance is 0.6 Ω.
- What is the average temperature coefficient of the LM285D-2.5R2G? The average temperature coefficient is 80 ppm/°C.
- What is the wideband noise (RMS) of the LM285D-2.5R2G? The wideband noise (RMS) is 120 μV.
- What is the long-term stability of the LM285D-2.5R2G? The long-term stability is 20 ppm/kHR.
- In what package is the LM285D-2.5R2G available? It is available in an SOIC-8 package.
- What are some typical applications for the LM285D-2.5R2G? Typical applications include portable instrumentation, regulators, and other analog circuitry requiring extended battery life.
