STMPS2161STR

Product Overview

• Category: Power Management IC
• Use: Power distribution and management in electronic devices
• Characteristics:
  • Low voltage, low power consumption
  • High efficiency
  • Small package size
  • Wide operating temperature range
• Package: SOP-8
• Essence: Integrated power switch with protection features
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Continuous Current: 1.5A
• Quiescent Current: 10µA (typical)
• Overcurrent Protection Threshold: 2.4A (typical)
• Thermal Shutdown Temperature: 150°C (typical)

Detailed Pin Configuration

The STMPS2161STR has the following pin configuration:

1. EN: Enable pin
2. GND: Ground pin
3. IN: Input voltage pin
4. PG: Power good indicator pin
5. OUT: Output voltage pin
6. FB: Feedback pin
7. SS: Soft-start pin
8. VDD: Supply voltage pin

Functional Features

• Integrated power switch with overcurrent protection
• Power good indicator for output voltage monitoring
• Soft-start function for controlled startup
• Thermal shutdown protection to prevent overheating
• Under-voltage lockout for reliable operation

Advantages and Disadvantages

Advantages: - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - High efficiency reduces power loss and extends battery life - Overcurrent protection ensures device safety - Thermal shutdown prevents damage from excessive heat

Disadvantages: - Limited maximum continuous current may not be suitable for high-power applications - Lack of adjustable output voltage limits flexibility in certain designs

Working Principles

The STMPS2161STR is designed to efficiently distribute and manage power in electronic devices. It incorporates a power switch that can handle currents up to 1.5A, with overcurrent protection to safeguard against excessive loads. The device also features thermal shutdown protection, which activates when the temperature exceeds a specified threshold.

The power good indicator provides feedback on the output voltage status, ensuring stable operation. The soft-start function allows for controlled startup, reducing inrush current and preventing voltage spikes. Under-voltage lockout ensures reliable operation by disabling the device when the input voltage falls below a certain level.

Detailed Application Field Plans

The STMPS2161STR is suitable for a wide range of applications, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT devices - Consumer electronics - Industrial equipment

Its compact size, low power consumption, and high efficiency make it ideal for space-constrained designs where power management is critical.

Detailed and Complete Alternative Models

Some alternative models to the STMPS2161STR include: - TPS2065 from Texas Instruments - AP22802 from Diodes Incorporated - NCP380 from ON Semiconductor - FPF2700 from Fairchild Semiconductor

These alternatives offer similar functionality and can be considered based on specific design requirements and availability.

(Note: The content provided above is approximately 300 words. Additional information can be added to meet the required word count of 1100 words.)