and Operation www.datasheet4u.com The voltage on the VIN terminal (pin 4) controls startup and shutdown of the Series STR-F6600 devices. Figure 1 shows a typical start up circuit. The VIN terminal voltage during startup is shown in figure 2. At startup, C2 is charged through the startup resistor R.
Series STR-F6600 INTERIM DATA SHEET (Subject to change without notice) www.datasheet4u.com February 22, 2000 OFF-LINE QUASI-RESONANT FLYBACK SWITCHING REGULATORS The Series STR-F6600 is specifically designed to satisfy the requirements for increased integration and reliability in off-line quasi-resonant flyback converters. The series incorporates a primary control and drive circuit with discrete avalanche-rated power MOSFETs. Data Sheet 28102.8 FDBK OSC. LATCH OCP UVLO OVP TSD Covering t.