ChongMing Group (HK) Int'l Co., Ltd
CHONGMING GROUP (HK) INT'L CO., LTD.
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LT1072CN8
1.25A High Efficiency Switching Regulator
Features
■ Available in MiniDiP, TO-220, and TO-3 Packages
■ Wide Input Voltage Range 3V to 60V
■ Low Quiescent Current—6mA
■ Internal 1.25A Switch
■ Very Few External Parts Required
■ Self-Protected Against Overloads
■ Operates in Nearly All Switching Topologies
■ Shutdown Mode Draws Only 50µA Supply Current
■ Flyback-Regulated Mode has Fully Floating Outputs
■ Can be Externally Synchronized
APPLICATIO
■ Logic Supply 5V at 2.5A
■ 5V Logic to ±15V Op Amp Supply
■ Offline Converter up to 50W
■ Battery Upconverter
■ Power lnverter (+ to –) or (– to +)
■ Fully Floating Multiple Outputs
■ Driver for High Current Supplies
ABSOLUTE AXI U RATI GS
Supply Voltage LT1072HV (See Note 1) ......................................... 60V
LT1072 (See Note 1) ............................................. 40V
Switch Output Voltage LT1072HV ............................................................. 75V
LT1072 .................................................................. 65V
LT1072S8 .............................................................. 60V
Feedback Pin Voltage (Transient, 1ms) ................. ±15V
Operating Junction Temperature Range LT1072HVM, LT1072M (OBSOLETE) .... –55°C to 150°C LT1072HVC, LT1072C (Oper.)*............0°C to 100°C
LT1072HVC, LT1072C (Sh. Ckt.)* ........0°C to 125°C
LT1072HVI ....................................... –40°C to 125°C
Storage Temperature Range ............... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ...............300°C
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