Product Summary

The FAN6300AMY is a highly integrated quasi-resonant current mode PWM controller. The FAN6300AMY provides several features to enhance the performance of flyback converters. The FAN6300AMY is applied on quasiresonant flyback converters where maximum operating frequency is below 100kHz. A built-in HV startup circuit can provide more startup current to reduce the startup time of the controller. Once the VDD voltage exceeds the turn-on threshold voltage, the HV startup function is disabled immediately to reduce power consumption. Applications of the FAN6300AMY are (1)AC/DC NB adapters; (2)open-frame SMPS.

Parametrics

FAN6300AMY absolute maximum ratings: (1)VDD DC Supply Voltage: 30 V; (2)VHV HV: 500 V; (3)VH GATE: -0.3 to 25.0 V; (4)VL VFB, VCS, VDET: -0.3 to 7.0 V; (5)PD Power Dissipation SOP-8: 400 mW, DIP-8 800mW; (6)TJ Operating Junction Temperature: +150 °C; (7)TSTG Storage Temperature Range: -55 to +150 °C; (8)TL Lead Temperature (Soldering 10 Seconds): +270 °C; (9)ESD Human Body Model, JEDEC:JESD22-A114: 3.0 KV; (10)Charged Device Model, JEDEC:JESD22-C101: 1.5kv.

Features

FAN6300AMY features: (1)High-Voltage Startup; (2)Quasi-Resonant Operation; (3)Cycle-by-Cycle Current Limiting; (4)Peak-Current-Mode Control; (5)Leading-Edge Blanking (LEB); (6)Internal Minimum tOFF; (7)Internal 5ms Soft-Start; (8)Over Power Compensation; (9)GATE Output Maximum Voltage; (10)Auto-Recovery Over-Current Protection(FB Pin); (11)Auto-Recovery Open-Loop Protection(FB Pin); (12)VDD Pin and Output Voltage (DET Pin)OVP Latched; (13)Low Frequency Operation (below 100kHz)for FAN6300A; (14)High Frequency Operation (up to 190kHz)for FAN6300H.

Diagrams

FAN6300AMY pin connection

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