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MAX4080SASA+T
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #MAX4080SASA+T
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Auf Lager6552
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR) |
| ProductStatus | Obsolete |
| AmplifierType | Current Sense |
| NumberofCircuits | 1 |
| -3dbBandwidth | 250 kHz |
| Current-InputBias | 5 µA |
| Voltage-InputOffset | 100 µV |
| Current-Supply | 75µA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 76 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
The MAX4080SASA+T provides a buffered output voltage that is proportional to the load current, enabling easy integration with microcontrollers or analog-to-digital converters for real-time current monitoring. Its low offset voltage and low input bias current contribute to its accuracy, while the small, surface-mount package design helps in compact circuit layout. This current-sense amplifier is ideal for applications such as battery management systems, motor controls, and power management in telecommunications or industrial equipment.
Equivalent
1. LT6105 from Analog Devices: Offers similar high-side current sensing capabilities.
2. INA180 from Texas Instruments: A cost-effective, high-precision current-sense amplifier.
3. ZXCT1009 from Diodes Incorporated: Provides high-side current sensing with low offset voltage.
These alternatives offer similar functionalities and can be used depending on specific application requirements.
Features
1. Wide Operating Voltage Range: It operates from 4.5V to 76V, accommodating a broad range of power supplies.
2. High Accuracy: The amplifier offers a low input offset voltage and a precise gain accuracy to enable accurate current sensing.
3. Gain Options: It comes with fixed gain options of 5V/V, 20V/V, or 60V/V, allowing for flexibility in sensitivity based on the application needs.
4. Low Quiescent Current: This characteristic enhances energy efficiency, crucial for battery-powered and low-power applications.
5. Wide Temperature Range: The device operates effectively from -40°C to +125°C, suitable for industrial and automotive environments.
6. Surface-Mount Package: It is available in a small 8-pin SOIC package, which simplifies PCB design and saves board space.
7. RoHS Compliant: It meets environmental standards for hazardous substances, making it suitable for eco-conscious designs.
These features make the MAX4080SASA+T ideal for applications such as battery monitoring, power management systems, and motor control.
Pinout
The pins typically include:
1. V+: Supply voltage.
2. OUT: Amplifier output.
3. GND: Ground.
4. RS+: Positive input for the current sense resistor.
5. RS-: Negative input for the current sense resistor.
6. NC: No connection (not internally connected).
7. GAIN: Sets the gain of the amplifier.
8. VREF: Reference voltage input for zero current adjustment.
This configuration allows the device to offer wide input common-mode voltage ranges and precise current measurement, making it suitable for various applications that require current monitoring. Please refer to the device's official datasheet for detailed information on its electrical characteristics and pin functions.
Manufacturer
Application
1. Power Management Systems: Monitoring current in power supplies and battery-operated devices for efficient energy usage.
2. Overcurrent Protection: Detecting overcurrent conditions to prevent damage in consumer electronics, industrial systems, and automotive circuits.
3. Battery Chargers: Ensuring safety and efficiency by monitoring charge and discharge currents.
4. DC-DC Converters: Providing feedback for current regulation in converters.
5. Motor Control Systems: Monitoring motor current for performance and protection.
These applications benefit from the MAX4080’s precision, wide supply voltage range, and high-speed operation.