Overview
The LM385BD-1.2G is a fixed shunt voltage reference diode manufactured by ON Semiconductor. This device is part of the LM285/LM385 series, which are micropower two-terminal bandgap voltage regulator diodes. Designed for low power consumption and high stability, the LM385BD-1.2G is ideal for applications requiring precise voltage regulation over a wide range of currents and temperatures.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Nominal Voltage | 1.235V | V |
| Package Type | SOIC | - |
| Reference Type | Fixed | - |
| Initial Accuracy | ±1.0 % | - |
| Mounting Type | Surface Mount | - |
| Topology | Shunt | - |
| Pin Count | 8 | - |
| Dimensions | 5 x 4 x 1.5mm | mm |
| Height | 1.5mm | mm |
| Width | 4mm | mm |
| Length | 5mm | mm |
| Minimum Operating Temperature | 0 °C | °C |
| Maximum Operating Temperature | +70 °C | °C |
| Country of Origin | Philippines | - |
Key Features
- Low Power Consumption: Operates over a wide current range of 10 μA to 20 mA, making it suitable for micropower circuitry.
- High Stability: Features exceptionally low dynamic impedance and stable operation over time and temperature.
- Low Noise: Exhibits low noise characteristics, with a wideband noise (RMS) of 120 nV/√Hz at 10 Hz to 10 kHz.
- Tight Voltage Tolerances: Achieves tight voltage tolerances through on-chip trimming.
- Wide Operating Temperature Range: Rated from 0°C to +70°C, making it versatile for various environmental conditions.
- Surface Mount Package: Available in an 8-pin SOIC package, suitable for surface mount applications.
Applications
- Portable Instrumentation: Ideal for battery-powered devices where extended battery life is crucial.
- Analog Circuitry: Suitable for use in various analog circuits requiring stable voltage references.
- Voltage Regulators: Can be used in voltage regulator circuits to provide a stable reference voltage.
- Micropower Systems: Applicable in systems where low power consumption is a key requirement.
Q & A
- What is the nominal voltage of the LM385BD-1.2G?
The nominal voltage is 1.235V.
- What is the package type of the LM385BD-1.2G?
The package type is SOIC (Small Outline Integrated Circuit).
- What is the initial accuracy of the LM385BD-1.2G?
The initial accuracy is ±1.0%.
- What is the operating temperature range of the LM385BD-1.2G?
The operating temperature range is from 0°C to +70°C.
- What are the dimensions of the LM385BD-1.2G?
The dimensions are 5 x 4 x 1.5mm.
- What is the pin count of the LM385BD-1.2G?
The pin count is 8.
- Is the LM385BD-1.2G suitable for surface mount applications?
Yes, it is designed for surface mount applications.
- What is the country of origin for the LM385BD-1.2G?
The country of origin is the Philippines.
- What are some typical applications for the LM385BD-1.2G?
Typical applications include portable instrumentation, analog circuitry, voltage regulators, and micropower systems.
- What are the key features of the LM385BD-1.2G?
The key features include low power consumption, high stability, low noise, tight voltage tolerances, and a wide operating temperature range.
