FAN2106_09 FAIRCHILD [Fairchild Semiconductor], FAN2106_09 Datasheet
FAN2106_09
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FAN2106_09 Summary of contents
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FAN2106 — TinyBuck™ 3-24V Input, 6A, High-Efficiency, Integrated Synchronous Buck Regulator Features 6A Output Current Wide Input Range 24V Output Voltage Range: 0.8V to 80% V Over 95% Peak Efficiency 1% Reference Accuracy Over Temperature Programmable Frequency Operation: ...
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Typical Application Diagram Block Diagram © 2009 Fairchild Semiconductor Corporation FAN2106 • Rev. 1.1.0 Figure 1. Typical Application Figure 2. Block Diagram 2 www.fairchildsemi.com ...
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Pin Configuration Figure 3. MLP 5x6mm Pin Configuration (Bottom View) Pin Definitions Pin # Name Description P1, 6-12 SW Switching Node. Junction of high-side and low-side MOSFETs. P2, 2-5 VIN Power Input Voltage. Connect to the main input power source. ...
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Absolute Maximum Ratings Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure ...
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Electrical Specifications Electrical specifications are the result of using the circuit shown in Figure 1 with V Parameter Power Supplies V Current CC V UVLO Threshold CC Oscillator Frequency (2) Minimum On-Time Ramp Amplitude, Peak-to-Peak (2) Minimum Off-Time Reference (3) ...
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Electrical Specifications Electrical specifications are the result of using the circuit shown in Figure 1 with V Parameter Control Functions EN Threshold, Rising EN Hysteresis EN Pull-Up Resistance EN Discharge Current FB OK Drive Resistance PGOOD Threshold (Compared to V ...
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Typical Characteristics 1.010 1.005 1.000 0.995 0.990 -50 0 Temperature ( Figure 4. Reference Voltage (V Normalized 1500 1200 900 600 300 Figure 6. Frequency vs. R 1.60 1.40 1.20 1.00 0.80 0.60 ...
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Application Circuit Typical Performance Characteristics Typical operating characteristics using the circuit shown in Figure 10. V 100 12V Load (A) Figure 11. 1.8V Efficiency Over V OUT 100 ...
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Typical Performance Characteristics Typical operating characteristics using the circuit shown in Figure 10. V Figure 15. SW and V OUT Figure 17. Transient Response, 2-6A Load EN Figure 19. Startup, 3A Load © 2009 Fairchild Semiconductor Corporation FAN2106 • Rev. ...
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Circuit Description PWM Generation Refer to Figure 2 for the PWM control mechanism. FAN2106 uses the summing-mode method of control to generate the PWM pulses. An amplified current-sense signal is summed with an internally generated ramp and the combined signal ...
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MOSFET is fully enhanced. The fault latch is set immediately upon detection. The OV and high-side short fault protections are active all the time, including during soft-start. Over-Temperature Protection (OTP) The chip incorporates an over-temperature protection circuit that sets the ...
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Δ = OUT I L • where f is the switching frequency. Setting the Ramp Resistor Value R resistor plays a critical role in the design by RAMP providing charging current to the ...
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R also provides feedforward compensation for RAMP changes With a fixed R IN RAMP gain increases reduced; this could make it IN difficult to compensate the loop. For low-input-voltage- range designs (3V to 8V), ...
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Physical Dimensions 2X TOP VIEW SIDE VIEW SEATING PLANE BOTTOM VIEW Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing ...
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Fairchild Semiconductor Corporation FAN2106 • Rev. 1.1.0 15 www.fairchildsemi.com ...