MAX17000AETG+C00

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-power fuel gauge for lithium-ion (Li+) batteries
• Package: 24-pin TQFN (Thin Quad Flat No-Lead) package
• Essence: Accurate battery state-of-charge (SOC) estimation
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on supplier

Specifications

• Input Voltage Range: 2.5V to 4.5V
• Operating Temperature Range: -40°C to +85°C
• Battery Capacity Range: 100mAh to 4000mAh
• Accuracy: ±1% SOC
• Communication Interface: I2C

Detailed Pin Configuration

The MAX17000AETG+C00 has a total of 24 pins. The pin configuration is as follows:

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: I2C data line
4. SCL: I2C clock line
5. ALERT: Interrupt output
6. TS: Thermistor input
7. BAT: Battery voltage sense input
8. VSS: Negative terminal of the sense resistor
9. VDD: Positive terminal of the sense resistor
10. SRP: Sense resistor programming input
11. SRN: Sense resistor programming input
12. VSS: Negative terminal of the sense resistor
13. VDD: Positive terminal of the sense resistor
14. SRP: Sense resistor programming input
15. SRN: Sense resistor programming input
16. VSS: Negative terminal of the sense resistor
17. VDD: Positive terminal of the sense resistor
18. SRP: Sense resistor programming input
19. SRN: Sense resistor programming input
20. VSS: Negative terminal of the sense resistor
21. VDD: Positive terminal of the sense resistor
22. SRP: Sense resistor programming input
23. SRN: Sense resistor programming input
24. VSS: Negative terminal of the sense resistor

Functional Features

• Accurate SOC estimation for Li+ batteries
• Integrated current-sense amplifier
• Programmable sense resistor for current measurement
• Temperature compensation for accurate readings
• Low-power consumption
• Built-in protection features (overvoltage, undervoltage, and overcurrent)

Advantages and Disadvantages

Advantages

• Accurate battery SOC estimation helps optimize battery usage
• Low-power consumption extends battery life
• Integrated current-sense amplifier simplifies design
• Programmable sense resistor allows flexibility in current measurement
• Built-in protection features enhance battery safety

Disadvantages

• Limited to Li+ battery applications
• Requires I2C communication interface for configuration and data retrieval

Working Principles

The MAX17000AETG+C00 utilizes a sophisticated algorithm to estimate the state-of-charge (SOC) of a Li+ battery accurately. It measures the battery voltage, current, and temperature to calculate the remaining capacity. The integrated current-sense amplifier and programmable sense resistor enable precise current measurement. Temperature compensation ensures accurate readings across different operating conditions.

Detailed Application Field Plans

The MAX17000AETG+C00 is suitable for various applications that require accurate battery SOC estimation and power management. Some potential application fields include:

1. Portable electronic devices (smartphones, tablets, laptops)
2. Wearable devices (smartwatches, fitness trackers)
3. Internet of Things (IoT) devices
4. Medical devices
5. Industrial equipment
6. Automotive electronics

Detailed and Complete Alternative Models

1. MAX17000AETG+T: Similar to MAX17000AETG+C00, but available in tape and reel packaging
2. MAX17000AETG+T10: Similar to MAX17000AETG+C00, but with extended temperature range (-40°C to +125°C)
3. MAX17000AETG+T20: Similar to MAX17000AETG+C00, but with higher accuracy (±0.5% SOC)

These alternative models offer similar functionality with slight variations in packaging, temperature range, and accuracy.

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