(China (Mainland))
Product Summary
The LT1172CN8 is a monolithic high power switching regulator. It can be operated in all standard switching configurations including buck, boost, flyback, forward, inverting and Cuk. A high current, high efficiency switch is included on the die along with all oscillator, control and protection circuitry. Integration of all functions allows the LT1172CN8 to be built in a standard 5-pin TO-3 or TO-220 power package as well as the 8-pin packages. The applications of the LT1172CN8 include: Logic Supply 5V at 10A, 5V Logic to ±15V Op Amp Supply, Battery Upconverter, Power Inverter (+ to –) or (– to +), Fully Floating Multiple Outputs.
Parametrics
LT1172CN8 absolute maximum ratings: (1)Supply Voltage: 40V; (2)Switch Output Voltage: 65V; (3)Feedback Pin Voltage (Transient, 1ms): ±15V; (4)Storage Temperature Range: – 65℃ to 150℃; (5)Lead Temperature (Soldering, 10 sec): 300℃; (6)Operating Junction Temperature Range: 0℃ to 125℃.
Features
LT1172CN8 features: (1)Wide Input Voltage Range: 3V to 60V; (2)Low Quiescent Current: 6mA; (3)Internal 5A Switch (1.25A for LT1172); (4)Shutdown Mode Draws Only 50mA Supply Current; (5)Very Few External Parts Required; (6)Self-Protected Against Overloads; (7)Operates in Nearly All Switching Topologies; (8)Flyback-Regulated Mode Has Fully Floating Outputs; (9)Comes in Standard 5-Pin Packages; (10)LT1172 Available in 8-Pin MiniDIP and Surface Mount Packages; (11)Can Be Externally Synchronized.
Diagrams
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 LT1172CN8 |
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IC REG MULTI CONFIG ADJ 8DIP |
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LT1172CN8#PBF |
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IC REG MULTI CONFIG ADJ 8DIP |
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