ADM3307EARU-REEL7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-power, voltage regulator, supervisory circuit
• Package: 24-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Power management and supervision for portable devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.8V to 3.6V
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Output Current: 150mA (maximum)

Detailed Pin Configuration

The ADM3307EARU-REEL7 has a total of 24 pins. The pin configuration is as follows:

1. VCC: Power supply input
2. GND: Ground reference
3. EN: Enable pin for turning the device on/off
4. RESET: Reset output
5. VOUT: Regulated output voltage
6. VIN: Input voltage
7. VBAT: Battery voltage input
8. VDD: Digital supply voltage
9. VREF: Reference voltage output
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection

Functional Features

• Low-power voltage regulator: Provides a regulated output voltage within the specified range.
• Supervisory circuit: Monitors the input voltage and generates a reset signal when it falls below a certain threshold.
• Enable pin: Allows the device to be turned on or off as needed.
• Battery voltage input: Enables monitoring of the battery voltage level.

Advantages and Disadvantages

Advantages: - Low quiescent current ensures minimal power consumption. - Wide input voltage range allows compatibility with various power sources. - Small package size makes it suitable for portable devices.

Disadvantages: - Limited output current may not be sufficient for high-power applications. - Lack of additional features compared to more advanced power management ICs.

Working Principles

The ADM3307EARU-REEL7 is designed to provide power management and supervision for portable devices. It incorporates a low-power voltage regulator that takes the input voltage and provides a regulated output voltage within the specified range. The supervisory circuit monitors the input voltage and generates a reset signal when it falls below a certain threshold, ensuring proper operation of the device. The enable pin allows the device to be turned on or off as needed, conserving power when not in use. The battery voltage input enables monitoring of the battery voltage level, providing valuable information for battery-powered devices.

Detailed Application Field Plans

The ADM3307EARU-REEL7 is commonly used in various portable electronic devices, including:

1. Smartphones and tablets: Provides power management and supervision for efficient operation and battery life optimization.
2. Wearable devices: Ensures reliable power supply and resets the system in case of voltage fluctuations.
3. Portable medical devices: Facilitates power management and supervision for accurate and continuous operation.
4. IoT (Internet of Things) devices: Enables efficient power usage and system stability in connected devices.
5. Industrial handheld devices: Provides power regulation and supervision for reliable performance in demanding environments.

Detailed and Complete Alternative Models

1. ADM3307E: Similar to ADM3307EARU-REEL7, but available in a different package (SSOP).
2. ADM3310E: Offers additional features such as voltage monitoring and power sequencing.
3. ADM6320: Provides similar power management and supervision capabilities with enhanced output current capacity.
4. ADM1278: Suitable for high-power applications with advanced power management features.
5. ADM1085: Offers adjustable output voltage and higher output current for specific requirements.

(Note: The above alternative models are provided for reference purposes and may have different specifications and pin configurations. It is recommended to consult the respective datasheets for detailed information.)

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