MAX8890ETCDDD+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Small package size - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: TDFN-10 (3mm x 3mm)

Essence: The MAX8890ETCDDD+ is a power management IC designed to regulate voltage efficiently with low dropout. It is commonly used in various electronic devices to provide stable power supply.

Packaging/Quantity: The MAX8890ETCDDD+ is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Dropout Voltage: 120mV at 300mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8890ETCDDD+ has the following pin configuration:

1. IN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage adjustment
4. EN: Enable pin to control the device operation
5. PG: Power Good indicator pin
6. SW: Switching node pin
7. VOUT: Output voltage pin
8. NC: No connection pin
9. NC: No connection pin
10. VIN: Input voltage pin

Functional Features

• High efficiency voltage regulation
• Low dropout voltage for improved power efficiency
• Overcurrent and thermal protection for enhanced safety
• Adjustable output voltage to meet specific requirements
• Power Good indicator for monitoring the output voltage stability
• Wide input voltage range for versatile applications

Advantages and Disadvantages

Advantages: - High efficiency power regulation - Small package size for space-constrained designs - Adjustable output voltage for flexibility - Overcurrent and thermal protection for safety

Disadvantages: - Limited output voltage range (1.2V to 3.3V) - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The MAX8890ETCDDD+ operates as a voltage regulator by taking an input voltage and providing a regulated output voltage. It utilizes a switching mechanism to efficiently regulate the voltage, minimizing power loss and maximizing efficiency. The device also incorporates overcurrent and thermal protection features to ensure safe operation.

Detailed Application Field Plans

The MAX8890ETCDDD+ is widely used in various electronic devices that require stable power supply, such as: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

• MAX8891ETCDDD+: Similar to MAX8890ETCDDD+, but with a different output voltage range (1.8V to 3.3V).
• MAX8892ETCDDD+: Similar to MAX8890ETCDDD+, but with a different package size (TDFN-8).

These alternative models provide similar functionality and can be considered as replacements for the MAX8890ETCDDD+ in specific applications.

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