LM2641
LM2641 is Dual Adjustable Step-Down Switching Power Supply Controller manufactured by Texas Instruments.
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SNVS040B
- JANUARY 2000
- REVISED APRIL 2013
LM2641 Dual Adjustable Step-Down Switching Power Supply Controller
Check for Samples: LM2641
Features
- 2 300 kHz Fixed-Frequency Switching
- Switching Synchronization with an External
Signal up to 400 kHz
- Optional Pulse-Skipping Mode
- Adjustable Secondary Feedback
- Input Undervoltage Lockout
- Output Undervoltage Shutdown Protection
- Output Overvoltage Shutdown Protection
- Programmable Soft-Start (Each Controller)
- 5V, 50 mA Linear Regulator Output
- Precision 2.5V Reference Output
- 28-pin TSSOP
APPLICATIONS
- Notebook and Subnotebook puters
- Wireless Data Terminals
- Battery-Powered Instruments
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