(Hong Kong)
Product Summary
The LT1777CS#TR is a Buck (step-down) regulator designed for noise sensitive applications. The LT1777CS#TR contains a dI or dt limiting circuit programmed via a small external inductor in the switching path. The LT1777CS#TR can accept operating input oltages as high as 48V, and contains an output switch rated at 700mA peak current. Applications of the LT1777CS#TR include: Automotive Cellular and GPS Receivers, Telecom Power Supplies, Industrial Instrument Power Supplies.
Parametrics
LT1777CS#TR absolute maximum ratings: (1) Supply Voltage: 48V; (2) Switch Voltage (Vin -Vsw) : 51V; (3) SHDN, SYNC Pin Voltage: 7V; (4) Vcc Pin Voltage: 30V; (5) FB Pin Voltage: 3.0V; (6) Operating Junction Temperature Range: 0°C to 125°C; (7) Storage Temperature Range: -65°C to 150°C; (8) ATTACH PADDLE FOR HEAT Lead Temperature (Soldering, 10 sec) : 300°C.
Features
LT1777CS#TR features: (1) Programmable dI/dt Limit; (2) Internally Limited dV 0r dt; (3) High Input Voltage: 48V Max; (4) 700mA Peak Switch Rating; (5) True Current Mode Control; (6) 100kHz Fixed Operating Frequency; (7)Synchronizable to 250kHz; (8) Low Supply Current in Shutdown: 30μA; (9) Low Thermal Resistance 16-Pin SO
Diagrams
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 LT1777CS#TR |
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IC REG BUCK ADJ 0.7A 16SOIC |
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LT1777CS#TRPBF |
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IC REG BUCK ADJ 0.7A 16SOIC |
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