FAN7387 Fairchild Semiconductor, FAN7387 Datasheet
FAN7387
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FAN7387 Summary of contents
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... These device passed wave soldering test by JESD22A-111. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 Description The FAN7387 is a simple control IC for common half- bridge inverters, SMPS, and ballast for fluorescent and HID lamps. The FAN7387 has an oscillating circuit using an external resistor and capacitor. ...
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... Typical Applications Diagrams VDD RT1 RDT Q1 Q2 Frequency Shutdown Control GND * Note: This capacitor, Cb, is for system stability and must use at least 470nF. Figure 1. Figure 2. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0 RCT VDD ...
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... Typical Application Diagrams Figure 3. Figure 4. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 (Continued) Typical Application Circuit for Full-Bridge Converter Typical Application Circuit for Fluorescent Lamp Ballast 3 www.fairchildsemi.com ...
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... Dead-time control and shutdown (active LOW). 4 GND Signal Ground Low-Side Output High-Side floating supply return High-Side output High-Side floating supply. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 Figure 5. Functional Block Diagram FAN7387 YWW ( YWW : Work Week Code ...
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... IH V Logic “0” Input Voltage of RCT IL R Timing Resistor Value of RCT T C Timing Capacitor Value of RCT T T Ambient Temperature A © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 =25°C unless otherwise specified. A Parameter (2) 8-DIP 8-SOP 8-DIP 8-SOP Parameter (3 Min. Typ. Max. ...
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... Output Low, Short-Circuit Pulse Current O- Allowable Negative Signal (V ) Propagation to HO RCT Note: 3. These parameters, although guaranteed, is not 100% tested in production. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 =50k and C =330pF and T =25°C, unless otherwise specified Test Conditions ) DD V Increasing ...
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... F Protection Characteristics /SD+ Shutdown “1” Input Voltage /SD- Shutdown “0” Input Voltage I Shutdown Current SD t Shutdown Propagation Delay SD © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 (Continued) =50k and C =330pF and T =25°C, unless otherwise specified Test Conditions V =V =14V ...
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... F Figure 7. Test Circuit for Self-Oscillation Method Figure 9. Shutdown Delay Definition Figure 11. Basic Operation Waveforms of Forced-oscillation Method Using External Signal © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 μ Figure 8. Basic Operating Waveforms of Self-Oscillation μ Figure 10. Test Circuit for Forced-Oscillation Method ...
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... Temperature [°C] Figure 12. Startup Current vs. Temperature 10.5 10.0 9.5 9.0 8.5 8.0 7.5 -40 - Temperature [°C] Figure 14. V UVLO- vs. Temperature DD 10.0 9.6 9.2 8.8 8.4 8.0 7.6 7.2 -40 - Temperature [°C] Figure 16. V UVLO- vs. Temperature BS © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 12.5 12.0 11.5 11.0 10.5 10.0 9.5 - 100 120 Figure 13. V 10.0 9.6 9.2 8.8 8.4 8.0 7.6 7 100 120 -40 Figure 15. V 16.0 15.8 15.6 15.4 15.2 15.0 14 ...
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... Temperature [°C] Figure 20. I vs. Temperature SD 3.0 2.5 2.0 1.5 1.0 -40 - Temperature [°C] Figure 22 vs. Temperature SD © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 (Continued) 500 400 300 200 100 100 120 -40 3.0 2.5 2.0 1.5 1.0 0.5 0.0 - 100 120 ...
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... Temperature [°C] Figure 26. Dead-Time Mismatch vs. Temperature -40 - Temperature [°C] Figure 28. Low-Side Duty Ratio vs. Temperature © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 (Continued) 500 475 450 425 400 375 350 325 300 - 100 120 ...
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... +14V External Signal 4. Gate Driver Operation The FAN7387 has a two operating modes. One is the self-oscillation mode by using external timing resistor (R ) and external timing capacitor (C T the forced oscillation mode by external PWM signal comes from U-com and the other devices. ...
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... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0 .400 10.15 ...
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... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2008 Fairchild Semiconductor Corporation FAN7387 • 1.0.2 5.00 4.80 A 3.81 ...
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... Fairchild Semiconductor Corporation FAN7387 • 1.0.2 15 www.fairchildsemi.com ...