The GS7117S5-105-R is a 1A low dropout (LDO) regulator manufactured by NIKO-SEM. It's designed to provide a stable and regulated 1.05V output voltage from a higher input voltage. This LDO regulator is known for its low quiescent current, high accuracy, and integrated protection features, making it suitable for various applications where stable power is crucial.

Applications

• Portable Electronics
• Mobile Phones
• Tablets
• Wearable Devices
• IoT Devices
• FPGA and Microcontroller Power Supplies
• Post-Regulation for Switching Power Supplies

Features

• Fixed Output Voltage: 1.05V
• Input Voltage Range: 2.5V to 5.5V
• Output Current: Up to 1A
• Low Dropout Voltage: 180mV typical at 1A
• Low Quiescent Current: 55μA typical
• High Output Voltage Accuracy: ±1.5%
• Over-Current Protection (OCP)
• Over-Temperature Protection (OTP)
• Short-Circuit Protection (SCP)
• Stable with Ceramic Output Capacitors
• Package: SOT-23-5

Benefits

• Stable Output Voltage: Provides a precise 1.05V output, ensuring reliable performance for sensitive loads.
• High Efficiency: Low dropout voltage and low quiescent current maximize efficiency and battery life.
• Robust Protection: Integrated protection features protect the LDO and the load from damage.
• Small Size: The SOT-23-5 package enables compact designs.
• Stable with Ceramic Capacitors: Reduces component count and cost, while ensuring stable operation.

Additional Details

The GS7117S5-105-R LDO regulator utilizes a CMOS process to achieve low quiescent current and high efficiency. It is designed to be stable with ceramic output capacitors, which are commonly used in modern electronic designs due to their low ESR and small size. The over-current protection (OCP), over-temperature protection (OTP), and short-circuit protection (SCP) enhance system reliability. The operating temperature range is -40°C to +85°C. The -R suffix typically indicates tape and reel packaging. The recommended output capacitor value is typically between 1μF and 10μF for optimal performance and stability. The device is ideal for applications requiring a regulated 1.05V supply with high efficiency and robust protection features.