MAX4712EUE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Current Sense Amplifier
• Characteristics:
  • High accuracy current sensing
  • Wide input voltage range
  • Low offset voltage and drift
  • Small package size
• Package: 16-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: The MAX4712EUE is a current sense amplifier designed for accurate measurement of current in various applications.
• Packaging/Quantity: Available in tape and reel packaging, with 250 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Common Mode Voltage Range: -0.1V to +28V
• Output Voltage Swing: 0V to VCC - 1.2V
• Gain Bandwidth Product: 500kHz
• Quiescent Current: 50µA (typical)

Pin Configuration

The MAX4712EUE has the following pin configuration:

```

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| | --| IN+ OUT |-- Pin 1: IN+ (Non-Inverting Input) --| IN- GND |-- Pin 2: IN- (Inverting Input) / GND --| REF VCC |-- Pin 3: REF (Reference Voltage Input) / VCC (Supply Voltage) --| SET FB |-- Pin 4: SET (Gain Setting Input) / FB (Feedback Resistor Connection) --| NC NC |-- Pins 5 and 6: Not Connected (NC) --| NC NC |-- Pins 7 and 8: Not Connected (NC) --| NC NC |-- Pins 9 and 10: Not Connected (NC) --| NC NC |-- Pins 11 and 12: Not Connected (NC) --| NC NC |-- Pins 13 and 14: Not Connected (NC) --| OUT GND |-- Pin 15: OUT (Amplifier Output) / GND --| IN- IN+ |-- Pin 16: IN- (Inverting Input) / IN+ (Non-Inverting Input) |___________| ```

Functional Features

• Accurate current sensing with high precision.
• Wide input voltage range allows for versatile applications.
• Low offset voltage and drift ensure accurate measurements over time.
• Small package size enables space-saving designs.

Advantages and Disadvantages

Advantages: - High accuracy current sensing. - Wide input voltage range. - Low offset voltage and drift. - Compact package size.

Disadvantages: - Limited gain bandwidth product compared to some other models. - Requires external feedback resistor for gain setting.

Working Principles

The MAX4712EUE operates as a current sense amplifier by measuring the voltage drop across a shunt resistor in series with the load. The amplified output voltage is proportional to the sensed current. It utilizes an internal reference voltage and a gain-setting resistor to achieve accurate current measurements.

Detailed Application Field Plans

The MAX4712EUE can be used in various applications, including but not limited to:

1. Battery management systems
2. Power supplies and converters
3. Motor control circuits
4. Overcurrent protection circuits
5. Current monitoring in industrial equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX4712EUE are:

1. INA219 - Current Shunt Monitor
2. LTC6101 - Precision High-Side Current Sense Amplifier
3. AD8210 - High Common-Mode Voltage Difference Amplifier

These models provide comparable features and can be considered as alternatives based on specific application requirements.

(Note: The content provided above is a sample and may not reflect actual specifications or alternative models. Please refer to the manufacturer's datasheet for accurate information.)