The S-1137B28-I6T2G is a positive voltage regulator IC manufactured by SII Semiconductor Corporation. It is designed to provide a stable output voltage of 2.8V with high accuracy and low current consumption. This regulator is ideal for use in portable devices and other applications where efficiency and small size are critical.

Applications

• Smartphones
• Tablets
• Wearable devices
• Portable audio players
• Battery-powered devices
• Microcontrollers and microprocessors power supplies

Features

• Output Voltage: 2.8V
• High Output Voltage Accuracy: ±1.0%
• Low Current Consumption: 5.0 μA (typ.)
• Input Voltage Range: 1.7 V to 5.5 V
• Small Package: SOT-23-6
• Overcurrent Protection
• Short-Circuit Protection
• Thermal Shutdown Protection
• Low Dropout Voltage

Benefits

• Provides a stable and accurate 2.8V output voltage, ensuring proper operation of connected devices.
• Extremely low current consumption extends battery life in portable applications.
• Small SOT-23-6 package saves board space.
• Overcurrent, short-circuit, and thermal shutdown protection features enhance reliability and prevent damage to the regulator and connected devices.
• Low dropout voltage allows the regulator to operate with a small difference between input and output voltage, maximizing battery utilization.

Additional Details

The S-1137B28-I6T2G utilizes a low-dropout (LDO) architecture, which allows it to maintain a stable output voltage even when the input voltage is close to the output voltage. This is particularly important in battery-powered applications where the battery voltage decreases as it discharges. The regulator also includes built-in protection features such as overcurrent protection, short-circuit protection, and thermal shutdown protection to prevent damage from overload or excessive heat. The SOT-23-6 package allows for compact designs and efficient heat dissipation. The operating temperature range is typically -40°C to +85°C.