FAN5066M Fairchild Semiconductor, FAN5066M Datasheet
FAN5066M
Specifications of FAN5066M
FAN5066M_NL
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FAN5066M Summary of contents
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... VID2 VID4 VID1 VID3 PRELIMINARY INFORMATION describes products that are not in full production at the time of printing. Specifications are based on design goals and limited characterization. They may change without notice. Contact Fairchild Semiconductor for current information. Description FAN5066 – + – + – ...
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FAN5066 Pin Assignments Pin Definitions Pin Number Pin Name Pin Function Description 1 CEXT Oscillator Capacitor Connection . Connecting an external capacitor to this pin sets the internal oscillator frequency. Layout of this pin is critical to system performance. See ...
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PRODUCT SPECIFICATION Absolute Maximum Ratings Supply Voltages, VCCA, VCCP, VCCQP to GND Supply Voltage VCCQP, Charge Pump (V Voltage Identification Code Inputs, VID3-VID0 VREF Output Current Junction Temperature Storage Temperature Lead Soldering Temperature, 10 seconds Operating Conditions Parameter ...
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FAN5066 Table 1. DAC Output Voltage Programming Codes VID4 VID3 ...
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PRODUCT SPECIFICATION Typical Operating Characteristics (VCCA, VCCD = 5V 280 KHz, and T OSC Efficiency vs. Output Current 0.1 0.3 0.6 0.9 1.2 1.5 Output Current (A) Output Voltage vs. Output ...
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FAN5066 Typical Operating Characteristics Output Ripple, 900m @ 3A Time (1 s/division) Switching Waveforms, 3A Load Time (1 s/division) 6 (continued) Transient Response 0.1A Transient Response, 0. Time (1 s/division) Output Startup, System Power-up HIDRV pin ...
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PRODUCT SPECIFICATION Application Circuit +12V L1 +5V 2 0.1 F 330 F + 324 U2 FAN4041 R7 C9 909 0.1 F VID4 VID3 VID2 VID1 REV. 2.1.4 11/13/01 0 ...
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... R1 Any R2-3 Any R4 Any R5 Any R6 Any R7 Any R Any SENSE U1 Fairchild FAN5066M U2 Fairchild FAN4041 Notes: 1. Inductor L1 is recommended to isolate the 5V input supply from noise generated by the MOSFET switching. L1 may be omitted if desired. 8 Quantity Description 7 100nF, 50V Capacitor 16V Capacitor 1 100pF Capacitor 1 330 F, 10V Tantalum 1 470 F, 6 ...
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PRODUCT SPECIFICATION Application Circuit +12V L1 +5V 1 C11 0.1 F 680 F VDDQ R5 499 R6 499 REV. 2.1.4 11/13/ 1N4735A ...
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... Coiltronics UP4B-1R5 Q1–2 Fairchild FDS6680S R1 Any R2-3 Any R4 Any R5-6 Any U1 Fairchild FAN5066M Notes: 1. Inductor L1 is recommended to isolate the 5V input supply from noise generated by the MOSFET switching. L1 may be omitted if desired. Test Circuit +12V 47 VCCQP +5V VCCA HIDRV 0.1 F VCCP LODRV 1 F GNDA GNDD GNDP Figure 3 ...
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PRODUCT SPECIFICATION Application Information The FAN5066 Controller Main Control Loop High Current Output Drivers REV. 2.1.4 11/13/01 Power Good (PWRGD) Output Enable (ENABLE) Over-Voltage Protection Over-Current Protection Oscillator FAN5066 11 ...
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FAN5066 Design Considerations and Component Selection MOSFET Selection MOSFET Gate Bias Method 1. Charge Pump (Bootstrap) 12 PRODUCT SPECIFICATION D1 VCCQP HIDRV CP PWM/PFM Control LODRV GNDP Figure 4. Charge Pump Configuration Method 2. 12V Gate Bias +12V 47 D1 ...
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PRODUCT SPECIFICATION Inductor Selection ESR in out out L min ripple out max FAN5066 Short Circuit Current Characteristics REV. 2.1.4 ...
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FAN5066 Input Filter 2 0.1 F Figure 7. Input Filter Droop Resistor SENSE DROOP Q2 IFB VFB Figure 8. Use of a Droop Resistor 14 PCB Layout Guidelines Vin 1000 F, 10V Electrolytic VO ...
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PRODUCT SPECIFICATION Additional Information REV. 2.1.4 11/13/01 FAN5066 15 ...
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FAN5066 Mechanical Dimensions – 20 Lead SOIC Inches Millimeters Symbol Min. Max. Min. A .093 .104 2.35 A1 .004 .012 0.10 B .013 .020 0.33 C .009 .013 0.23 D .496 .512 12.60 E .291 .299 7.40 e .050 BSC ...
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PRODUCT SPECIFICATION Mechanical Dimensions – 20 Lead TSSOP Inches Millimeters Symbol Min. Max. Min. A — .047 — A1 .002 .006 0.05 B .007 0.19 .012 C .004 .008 0.09 D .252 .260 6.40 E .169 .177 4.30 e .026 ...
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... Package FAN5066M 20 pin SOIC FAN5066MTC 20 pin TSSOP FAN5066MTCX 20 pin TSSOP DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS ...