Datasheet MCP6286 (Microchip) - 9

MCP6286 Note:
Unless otherwise indicated, T ≈ A = +25°C, VDD = +2.2V to +5.5V, VSS = GND, VCM = VDD/3, VOUT VDD/2, VL = VDD/2, RL = 10 kΩ to VL and CL = 60 pF.
10000 700 A) p s ( V 600 DD = 5.5V A) u 1000 500 nt ( re Current 400 Input Bias Current 100 fset 300 TA = +125°C ent Cur TA = +85°C sc 200 TA = +25°C ias, Of 10 ie T B u A = -40°C Q 100 Input Offset Current Input 0 1 25 35 45 55 65 75 85 95 105 115 125 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Ambient Temperature (°C) Power Supply Voltage (V) FIGURE 2-13:
Input Bias, Offset Currents
FIGURE 2-16:
Quiescent Current vs. vs. Ambient Temperature. Power Supply Voltage.
1600 120 0 VDD = 5.5V Open-Loop Gain 1400 A) 100 -30 ) B) (° 1200 t (p (d 80 -60 e n in as 1000 a Open-Loop Phase h rre TA = +125°C 60 G -90 P 800 p p Cu o s oo 40 -120 o a 600 -L -L t Bi n 20 e -150 en u 400 p p p O O In T 0 -180 200 A = +85°C VDD = 5.5V 0 -20 -210 1.0E-01 1.0E+00 1.0E+01 1.0E+02 1.0E+03 1.0E+04 1.0E+05 1.0E+06 1.0E+07 0.1 1 10 100 1k 10k 100k 1M 10M 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 Frequency (Hz) Common Mode Input Votlage (V) FIGURE 2-14:
Input Bias Current vs.
FIGURE 2-17:
Open-Loop Gain, Phase vs. Common Mode Input Voltage. Frequency.
700 5.0 100 t 650 c 4.5 90 u Gain Bandwidth Product d A) 600 4.0 80 µ ro 3.5 70 550 VDD = 5.5V P nt ( °) th 3.0 60 re 500 d z) H e ( 2.5 wi 50 Phase Margin as 450 Cur V d (M DD = 2.2V 2.0 n 40 Ph 400 a ent 1.5 30 B sc 350 in 1.0 20 ie u Ga 0.5 VDD = 5.5V 10 300 Q 0.0 0 250 .4 2 8 4 0 6 2 8 4 -50 -25 0 25 50 75 100 125 -0 0. 0. 1. 2. 2. 3. 3. 4. Ambient Temperature (°C) Common Mode Input Voltage (V) FIGURE 2-15:
Quiescent Current vs
FIGURE 2-18:
Gain Bandwidth Product, Ambient Temperature. Phase Margin vs. Common Mode Input Voltage with VDD = 5.5V. © 2009 Microchip Technology Inc. DS22196A-page 9 Document Outline 1.0 Electrical Characteristics 1.1 Absolute Maximum Ratings † 1.2 Test Circuits FIGURE 1-1: AC and DC Test Circuit for Most Specifications. 2.0 Typical Performance Curves FIGURE 2-1: Input Offset Voltage. FIGURE 2-2: Input Offset Voltage Drift. FIGURE 2-3: Input Offset Voltage vs. Common Mode Input Voltage with VDD = 5.5V. FIGURE 2-4: Input Offset Voltage vs. Common Mode Input Voltage with VDD = 2.2V. FIGURE 2-5: Input Offset Voltage vs. Output Voltage. FIGURE 2-6: Input Offset Voltage vs. Power Supply Voltage with VCM = VCMR_L. FIGURE 2-7: Input Offset Voltage vs. Power Supply Voltage with VCM = VCMR_H. FIGURE 2-8: Input Noise Voltage Density vs. Frequency. FIGURE 2-9: Input Noise Voltage Density vs. Common Mode Input Voltage. FIGURE 2-10: CMRR, PSRR vs. Frequency. FIGURE 2-11: CMRR, PSRR vs. Ambient Temperature. FIGURE 2-12: Common Mode Input Voltage Headroom vs. Ambient Temperature. FIGURE 2-13: Input Bias, Offset Currents vs. Ambient Temperature. FIGURE 2-14: Input Bias Current vs. Common Mode Input Voltage. FIGURE 2-15: Quiescent Current vs Ambient Temperature. FIGURE 2-16: Quiescent Current vs. Power Supply Voltage. FIGURE 2-17: Open-Loop Gain, Phase vs. Frequency. FIGURE 2-18: Gain Bandwidth Product, Phase Margin vs. Common Mode Input Voltage with VDD = 5.5V. FIGURE 2-19: Gain Bandwidth Product, Phase Margin vs. Common Mode Input Voltage with VDD = 2.2V. FIGURE 2-20: Gain Bandwidth Product, Phase Margin vs. Ambient Temperature with VDD = 5.5V. FIGURE 2-21: Gain Bandwidth Product, Phase Margin vs. Ambient Temperature with VDD = 2.2V. FIGURE 2-22: Ouput Short Circuit Current vs. Power Supply Voltage. FIGURE 2-23: Output Voltage Swing vs. Frequency. FIGURE 2-24: Output Voltage Headroom vs. Output Current. FIGURE 2-25: Output Voltage Headroom vs. Ambient Temperature. FIGURE 2-26: Slew Rate vs. Ambient Temperature. FIGURE 2-27: Small Signal Non-Inverting Pulse Response. FIGURE 2-28: Small Signal Inverting Pulse Response. FIGURE 2-29: Large Signal Non-Inverting Pulse Response. FIGURE 2-30: Large Signal Inverting Pulse Response. FIGURE 2-31: The MCP6286 Shows No Phase Reversal. FIGURE 2-32: Closed Loop Output Impedance vs. Frequency. FIGURE 2-33: Measured Input Current vs. Input Voltage (below VSS). 3.0 Pin Descriptions TABLE 3-1: Pin Function Table 3.1 Analog Output 3.2 Analog Inputs 3.3 Power Supply Pins 4.0 Application Information 4.1 Input FIGURE 4-1: Simplified Analog Input ESD Structures. FIGURE 4-2: Protecting the Analog Inputs. 4.2 Rail-to-Rail Output 4.3 Capacitive Loads FIGURE 4-3: Output Resistor, RISO Stabilizes Large Capacitive Loads. FIGURE 4-4: Recommended RISO Values for Capacitive Loads. 4.4 Supply Bypass 4.5 PCB Surface Leakage FIGURE 4-5: Example Guard Ring Layout for Inverting Gain. 4.6 Application Circuits FIGURE 4-6: Second-Order, Low-Pass Butterworth Filter with Sallen-Key Topology. FIGURE 4-7: Second-Order, Low-Pass Butterwork Filter with Multiple-Feedback Topology. FIGURE 4-8: Photovoltaic Mode Detector. FIGURE 4-9: Photoconductive Mode Detector. 5.0 Design Aids 5.1 SPICE Macro Model 5.2 FilterLab® Software 5.3 Mindi™ Circuit Designer & Simulator 5.4 Microchip Advanced Part Selector (MAPS) 5.5 Analog Demonstration and Evaluation Boards 5.6 Application Notes 6.0 Packaging Information 6.1 Package Marking Information