The LM3553SDX is a high-performance, advanced integrated circuit (IC) developed by Texas Instruments, a global leader in semiconductor technology.

• Fixed Frequency, Current Mode Step-Up DC/DC Converter: With two regulated current sources.
• Input Voltage Range: Operates from a 2.7V to 5.5V input voltage range.
• Output Current: Capable of delivering up to 1200mA of continuous output current.
• Output Voltage: Up to 27V.
• Dual Current Sinks: Can be independently controlled and configured for either Flash or Torch mode.
• Safety and Protection Features: Integrated thermal shutdown feature and a programmable over-voltage protection mechanism.
• Soft-Start Function: Programmable, reduces inrush current.
• Package: Compact, 16-bump lead-free DSBGA package.
• RoHS Compliant: Reflecting Texas Instruments' commitment to environmental sustainability.