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FAN2106 Datasheet(PDF) 5 Page - Fairchild Semiconductor |
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FAN2106 Datasheet(HTML) 5 Page - Fairchild Semiconductor |
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5 / 15 page  © 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN2106 • Rev. 1.1.2 5 Electrical Specifications Electrical specifications are the result of using the circuit shown in Figure 1 with VIN = 12 V, unless otherwise noted. Parameter Conditions Min. Typ. Max. Unit Power Supplies VCC Current SW = Open, FB = 0.7 V, VCC = 5 V, fSW = 600 KHz 8 12 mA Shutdown: EN = 0, VCC = 5 V 7 10 µA VCC UVLO Threshold Rising VCC 4.1 4.3 4.5 V Hysteresis 300 mV Oscillator Frequency RT = 50 K Ω 255 300 345 KHz RT = 24 K Ω 540 600 660 KHz Minimum On-Time (2) 50 65 ns Ramp Amplitude, Peak-to-Peak 16 VIN, 1.8 VOUT, RT = 30 K Ω, RRAMP = 200 K Ω 0.53 V Minimum Off-Time (2) 100 150 ns Reference Reference Voltage (VFB) (3) FAN2106MPX, TA = 25°C 794 800 806 mV FAN2106EMPX, TA = 25°C 795 800 805 mV Error Amplifier DC Gain (2) VCC = 5 V 80 85 dB Gain Bandwidth Product (2) 12 15 MHz Output Voltage (VCOMP) 0.4 3.2 V Output Current, Sourcing VCC = 5 V, VCOMP = 2.2 V 1.5 2.2 mA Output Current, Sinking VCC = 5 V, VCOMP = 1.2 V 0.8 1.2 mA FB Bias Current VFB = 0.8 V, TA = 25°C -850 -650 -450 nA Protection and Shutdown Current Limit RILIM Open, fSW = 500 KHz, VOUT = 1.8 V, RRAMP = 200 K Ω, 16 Consecutive Cycles 6 8 10 A ILIM Current VCC = 5 V, TA = 25°C -11 -10 -9 µA Over-Temperature Shutdown Internal IC Temperature +155 °C Over-Temperature Hysteresis +30 °C Over-Voltage Threshold 2 Consecutive Clock Cycles 110 115 120 %VOUT Under-Voltage Shutdown 16 Consecutive Clock Cycles 68 73 78 %VOUT Fault Discharge Threshold Measured at FB Pin 250 mV Fault Discharge Hysteresis Measured at FB Pin (VFB ~500 mV) 250 mV Soft-Start VOUT to Regulation (T0.8) Frequency = 600 KHz 5.3 ms Fault Enable/SSOK (T1.0) 6.7 ms Continued on the following page… |
Similar Part No. - FAN2106_12 |
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Similar Description - FAN2106_12 |
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