S-1137B1F-U5T1U

Product Overview

Category: Electronic Component
Use: Power Management IC
Characteristics: High Efficiency, Low Power Consumption
Package: SOT-23-5
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel / 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137B1F-U5T1U has a total of five pins arranged as follows:

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Pin 1: VIN (Input Voltage)
Pin 2: GND (Ground)
Pin 3: EN (Enable)
Pin 4: FB (Feedback)
Pin 5: VOUT (Output Voltage)

Functional Features

• High efficiency voltage regulation
• Low power consumption
• Overcurrent protection
• Thermal shutdown protection
• Short-circuit protection
• Enable pin for easy on/off control

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power loss - Low power consumption extends battery life - Compact SOT-23-5 package allows for space-saving designs - Overcurrent, thermal shutdown, and short-circuit protections enhance reliability - Enable pin provides flexibility in power management

Disadvantages: - Limited maximum output current of 500mA - Dropout voltage of 200mV may affect performance in low input voltage scenarios

Working Principles

The S-1137B1F-U5T1U is a voltage regulator that maintains a stable output voltage regardless of variations in the input voltage. It achieves this by utilizing an internal control circuit that adjusts the current flow through the device to compensate for changes in load and input conditions. The enable pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The S-1137B1F-U5T1U finds applications in various electronic devices where efficient power management is crucial. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players
2. Wearable Electronics: Smartwatches, fitness trackers
3. IoT Devices: Sensors, smart home devices
4. Portable Gaming Consoles
5. Battery-Powered Equipment: Wireless headphones, portable speakers

Detailed and Complete Alternative Models

1. S-1137B1F-U5T1R: Same specifications and features, but with a different package (SOT-89-5)
2. S-1137B1F-U5T2U: Higher maximum output current of 1A, otherwise similar specifications and features
3. S-1137B1F-U5T3U: Lower dropout voltage of 100mV, otherwise similar specifications and features

These alternative models provide options based on specific requirements and design constraints.

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