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LM385M3X-1.2
+NomenclatureIC VREF SHNT -2.43%/+2.02% SOT23
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FabricantTexas Instruments
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Pièce fabricant #LM385M3X-1.2
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Fiche technique LM385M3X-1.2 DataSheet
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Package SOT-23-3
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En stock4369
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Not For New Designs |
| Reference Type | Shunt |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 1.235V |
| Current - Output | 20 mA |
| Tolerance | -2.43%, +2.02% |
| Temperature Coefficient | 150ppm/°C |
| Noise - 10 Hzto10k Hz | 60µVrms |
| Current - Cathode | 10 µA |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include a low dynamic impedance and a wide operating current range, which enhance its versatility and efficiency. The device is available in a small SOT-23 package, making it suitable for compact PCB designs. Additionally, the LM385M3X-1.2 offers a low temperature coefficient, ensuring minimal output voltage variation over a wide temperature range.
The LM385M3X-1.2 can be used in a series mode or shunt mode configuration. It provides excellent performance with a minimum operating current, ensuring energy efficiency. Its precision and reliability make it a popular choice in industrial, consumer, and automotive applications.
Equivalent
Features
1. Output Voltage: Provides a stable 1.2V output.
2. Low Power Operation: Operates with minimal current, typically around 10μA, making it suitable for battery-powered devices.
3. Temperature Stability: Exhibits low temperature coefficient, ensuring consistent performance over a wide temperature range.
4. Wide Operating Range: Can function with input voltages ranging from 2V to 40V, enhancing its application flexibility.
5. Low Dynamic Impedance: Offers low dynamic output impedance, contributing to its stable output under varying load conditions.
6. Minimal External Components: Requires few additional components, simplifying circuit design and reducing overall component count.
7. Small Package: Available in a compact SOT-23 package, ideal for space-constrained applications.
These features make the LM385M3X-1.2 suitable for use in applications such as battery management systems, portable devices, and other precision reference voltage needs.
Pinout
The primary function of the LM385M3X-1.2 is to provide a stable voltage reference of 1.2 volts. It is designed for use in applications where a precise voltage reference is necessary, and it operates with a low quiescent current, making it suitable for battery-powered devices. The device is often used in analog-to-digital converters, digital-to-analog converters, and other precision circuitry where maintaining a consistent voltage is critical.
The typical pin configuration is as follows:
1. Pin 1: Ground (GND) - The negative reference point for the supply voltage.
2. Pin 2: Voltage Reference Output - Provides a stable 1.2V reference output.
3. Pin 3: Input Supply Voltage - Connects to the positive supply voltage.
The small form factor and low power consumption make the LM385M3X-1.2 suitable for a variety of compact applications.