UNIT 2
... ohmic conductors. Conductors not obeying Ohm's law are non-ohmic—their resistance changes with the voltage and current. Semiconductor devices such as transistors (see Unit 8) are non-ohmic. It is often easier to understand the behaviour of an electronic component from a graph. A useful one for a con ...
... ohmic conductors. Conductors not obeying Ohm's law are non-ohmic—their resistance changes with the voltage and current. Semiconductor devices such as transistors (see Unit 8) are non-ohmic. It is often easier to understand the behaviour of an electronic component from a graph. A useful one for a con ...
MAX6666/MAX6667 High-Accuracy PWM Output Temperature Sensors General Description
... Power Supply from µP Port Pin The low quiescent current of the MAX6666/MAX6667 enables it to be powered from a logic line, which meets the requirements for supply voltage range. This provides a simple shutdown function to totally eliminate quiescent current by taking the logic line low. The logic li ...
... Power Supply from µP Port Pin The low quiescent current of the MAX6666/MAX6667 enables it to be powered from a logic line, which meets the requirements for supply voltage range. This provides a simple shutdown function to totally eliminate quiescent current by taking the logic line low. The logic li ...
Alternating Voltage and Current
... A transformer is an example of inductance in ac circuits where the changing magnetic flux of a varying current produces an induced voltage. Capacitance is important with the changing electric field of a varying voltage. The effects of inductance and capacitance depend on having an ac source. An impo ...
... A transformer is an example of inductance in ac circuits where the changing magnetic flux of a varying current produces an induced voltage. Capacitance is important with the changing electric field of a varying voltage. The effects of inductance and capacitance depend on having an ac source. An impo ...
Bates
... A transformer is an example of inductance in ac circuits where the changing magnetic flux of a varying current produces an induced voltage. Capacitance is important with the changing electric field of a varying voltage. The effects of inductance and capacitance depend on having an ac source. An impo ...
... A transformer is an example of inductance in ac circuits where the changing magnetic flux of a varying current produces an induced voltage. Capacitance is important with the changing electric field of a varying voltage. The effects of inductance and capacitance depend on having an ac source. An impo ...
Optimizing Resistor Dividers at a Comparator
... When selecting the resistors to use, R2 should be chosen first; then solve for R1 to achieve the desired VIT. Equation 1 shows the calculation for R1, given a value of R2, while Equation 2 calculates the actual value of VIT based on the selected values for R1 and R2. ...
... When selecting the resistors to use, R2 should be chosen first; then solve for R1 to achieve the desired VIT. Equation 1 shows the calculation for R1, given a value of R2, while Equation 2 calculates the actual value of VIT based on the selected values for R1 and R2. ...
1EDI60N12AF - Infineon Technologies
... Due to technical requirements, components may contain dangerous substances. For information on the types in question, please contact the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Inf ...
... Due to technical requirements, components may contain dangerous substances. For information on the types in question, please contact the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Inf ...
MAX941/MAX942/MAX944 High-Speed, Low-Power, 3V/5V, Rail-to-Rail, Single-Supply Comparators General Description
... no more than 2VF, where VF is the forward voltage drop of the diode (about 0.7V at +25°C). For a large differential input voltage (exceeding 2VF), this protection circuitry increases the input bias current at IN+ (source) and IN- (sink). (IN+ - IN-) - 2VF Input Current = 2 x 4.1kΩ Input current with ...
... no more than 2VF, where VF is the forward voltage drop of the diode (about 0.7V at +25°C). For a large differential input voltage (exceeding 2VF), this protection circuitry increases the input bias current at IN+ (source) and IN- (sink). (IN+ - IN-) - 2VF Input Current = 2 x 4.1kΩ Input current with ...
First Oscillators Sheet
... So t when vc 0.667Vcc is 0.0004418( ln( Vcc 0.667Vs ) ln( Vcc 0.333Vcc )) and t = 0.0004418 ln(0.667/0.333) = 3.062 x 10 -4 s For discharging, it is the exponential again. Its time constant is RC = 4700 x 0.047 X 10-6 (just R2 this time) = 2.209 x10-4 s, it starts at 0.667Vcc, and we want ...
... So t when vc 0.667Vcc is 0.0004418( ln( Vcc 0.667Vs ) ln( Vcc 0.333Vcc )) and t = 0.0004418 ln(0.667/0.333) = 3.062 x 10 -4 s For discharging, it is the exponential again. Its time constant is RC = 4700 x 0.047 X 10-6 (just R2 this time) = 2.209 x10-4 s, it starts at 0.667Vcc, and we want ...
AP8803 Description Pin Assignments
... RSET, L1, the LEDs and the schottky diode D1, and back to the supply rail, but it decays, with the rate of decay determined by the forward voltage drop of the LEDs and the schottky diode. This decaying current produces a falling voltage at RSET, which is sensed by the AP8803. A voltage proportional ...
... RSET, L1, the LEDs and the schottky diode D1, and back to the supply rail, but it decays, with the rate of decay determined by the forward voltage drop of the LEDs and the schottky diode. This decaying current produces a falling voltage at RSET, which is sensed by the AP8803. A voltage proportional ...
Zener diodes as voltage regulators
... diode will stop a reverse current from flowing through it until the reverse voltage applied across it reaches a fixed value known as the breakdown voltage (VZ). They are designed to ‘breakdown’ in a reliable and non-destructive way so that they can be used in reverse to maintain a fixed voltage acro ...
... diode will stop a reverse current from flowing through it until the reverse voltage applied across it reaches a fixed value known as the breakdown voltage (VZ). They are designed to ‘breakdown’ in a reliable and non-destructive way so that they can be used in reverse to maintain a fixed voltage acro ...
In series
... • 4)Temperature: For metal conductors, resistance increases with temperature. • For semiconductors, it decreases with temperature. ...
... • 4)Temperature: For metal conductors, resistance increases with temperature. • For semiconductors, it decreases with temperature. ...
STPMS1
... The STPMS1 can also be used along with a DSP programmed to demultiplex the output bitstream and to implement the digital filtering as a medium resolution ADC system. When used in energy metering applications, the voltage channel is connected externally and differentially to a line voltage divider wh ...
... The STPMS1 can also be used along with a DSP programmed to demultiplex the output bitstream and to implement the digital filtering as a medium resolution ADC system. When used in energy metering applications, the voltage channel is connected externally and differentially to a line voltage divider wh ...
Topic 4: Digital Circuits
... –Low state fanout, nFlow:= maximum number of similar gates that can be driven low so that Vo < VOLMAX –High state fanout, nFhigh:= maximum number of similar gates that can be driven high so that Vo > VOHMIN –Need to do current loading calculation for non-gate loads (LEDs, termination resistors, etc. ...
... –Low state fanout, nFlow:= maximum number of similar gates that can be driven low so that Vo < VOLMAX –High state fanout, nFhigh:= maximum number of similar gates that can be driven high so that Vo > VOHMIN –Need to do current loading calculation for non-gate loads (LEDs, termination resistors, etc. ...
LP339 数据资料 dataSheet 下载
... 3. This input current only exists when the voltage at any of the inputs is driven negative. The current flows through the collector-base junction of the input clamping device. In addition to the clamping device action, there is lateral n-p-n parasitic transistor action. This action is not destructiv ...
... 3. This input current only exists when the voltage at any of the inputs is driven negative. The current flows through the collector-base junction of the input clamping device. In addition to the clamping device action, there is lateral n-p-n parasitic transistor action. This action is not destructiv ...
Slew Rate
... (S.R.). Whereas L- and L+ set limits on the values of output signal vo(t), the slew rate sets a limit on its ...
... (S.R.). Whereas L- and L+ set limits on the values of output signal vo(t), the slew rate sets a limit on its ...