BL1117C Bipolar LDO Linear Regulator, Low Dropout Voltage, 1.2–12V Output, 1A, SOT223 / SOT89-3 Package

The BL1117C is a bipolar low-dropout linear regulator similar to the BL1117, offering stable 1.2V to 12V output at 1A with low dropout voltage and fast response. Ideal for PC motherboards, monitors, TVs, and STBs, it comes in SOT223 and SOT89-3 packages for space-efficient PCB designs.

Key Specifications

• Input Voltage (VIN): Max. 15V

• Output Voltage (VOUT): 1.2V, 1.8V, 2.5V, 3.3V, 5V, 12V, ADJ (1.25–12V)

• Output Current (IOUT): 1A

• Output Accuracy: ±2% / ±1%

• Quiescent Current (IQ): 2mA

• Package: SOT223, SOT89-3

Applications

• PC motherboards

• Monitors and TVs

• Set-top boxes (STB)

Features

• Low dropout voltage

• High output accuracy

• Bipolar design for fast transient response

• Compact PCB-compatible packages