Product Summary

The UPC1099G is a control IC for the high performance switching power supply equipped with high speed/high sensitivity protection circuit, control ICs for the high performance switching power supply have 3 series of uPC1099, 1905, 1906. The features of the UPC1099G are as follows: low votlage start up, suiting for flyback mode converter, DC DC converter, etc.

Parametrics

UPC1099G absolute maximum ratings: (1)supply votlage, VCC: 26V; (2)output voltage, VC: 26V; (3)output current, IC(DC): 100mA; (4)peak output current, IC(peak): 1.2A; (5)total power dissipation, PT: 1000mW; (6)operation temperature, Topt: -20 to 85℃; (7)storage temperature, Tstg: -55 to 150℃.

Features

UPC1099G features: (1)directly drive power MOS FET; (2)pulse by pulse over current latch circuit incorporated; (3)over voltage latch circuit incorporated; (4)under voltage lockout circuit incorporated; (5)remote control circuit incorporated; (6)error amplifier incorporated.

Diagrams

UPC1099G block diagram

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