MC34161 ON Semiconductor, MC34161 Datasheet
MC34161
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MC34161 Summary of contents
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... MC34161, MC33161, NCV33161 Universal Voltage Monitors The MC34161/MC33161 are universal voltage monitors intended for use in a wide variety of voltage sensing applications. These devices offer the circuit designer an economical solution for positive and negative voltage detection. The circuit consists of two comparator channels each with hysteresis, a unique Mode Select Input for channel programming, a pinned out 2 ...
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... Maximum package power dissipation must be observed 0°C for MC34161 T low high -40°C for MC33161 -40°C for NCV33161 MC34161, MC33161, NCV33161 Rating = 70°C = 70°C = +70°C for MC34161 +105°C for MC33161 +125°C for NCV33161 http://onsemi.com 2 Symbol Value Unit ...
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... GND) Mode in1 in2 Operating Voltage Range (Positive Sensing) (Negative Sensing) 4. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible 0°C for MC34161 T low high -40°C for MC33161 -40°C for NCV33161 MC34161, MC33161, NCV33161 (V = 5.0 V, for typical values T = 25° ...
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... T = 85° 25° -40° 1 -40° 0.5 1.0 1.5 2 MODE SELECT INPUT VOLTAGE (V) Mode Figure 6. Mode Select Thresholds MC34161, MC33161, NCV33161 500 V 400 V T 300 200 T = 85° 25°C 100 -40° 1.27 1.28 1.29 0 Figure 3. Comparator Input Bias Current 8 ...
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... Source Current 0 Mode Pins GND GND Mode 0.6 Pins 1.5 V 0.4 0 SUPPLY VOLTAGE (V) CC Figure 12. Supply Current versus Supply Voltage MC34161, MC33161, NCV33161 2.610 2.578 2.546 2.514 2.482 V = GND Mode T = 25° ref 2.450 30 40 - ...
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... MC34161, MC33161, NCV33161 V ref 1 Mode Select 7 Input 1.27V Input 1.27V Figure 14. MC34161 Representative Block Diagram Mode Select Input 1 Output 1 Pin 7 Pin 2 Pin 6 GND ref (>2 Figure 15. Truth Table http://onsemi.com 2.54V Reference ...
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... The MC34161, MC33161 series are universal voltage monitors intended for use in a wide variety of voltage sensing applications. The main objectives of this series was to configure a device that can be used in as many voltage sensing applications as possible while minimizing cost ...
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... CC Voltage Pins 5, 6 GND The above figure shows the MC34161 configured as a dual positive overvoltage detector. As the input voltage increases from ground, the LED will turn `ON' when exceeds V . With the dashed line output connection, the circuit becomes a dual positive undervoltage detector. As the input voltage decreases from ...
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... CC Voltage Pins 5, 6 GND The above figure shows the MC34161 configured as a dual negative overvoltage detector. As the input voltage increases from ground, the LED will turn `ON' when - exceeds V . With the dashed line output connection, the circuit becomes a dual negative undervoltage detector. As the input voltage decreases from ...
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... Voltage Pins 5, 6 GND The above figure shows the MC34161 configured as a positive voltage window detector. This is accomplished by connecting channel undervoltage detector, and channel overvoltage detector. When the input voltage V falls within the window, V increasing from ground and exceeding V ...
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... V 2 Output V CC Voltage Pins 5, 6 GND The above figure shows the MC34161 configured as a positive and negative overvoltage detector. As the input voltage increases from ground, the LED will turn `ON' when either -V exceeds exceeds the input voltage decreases from the peak towards ground, the LED will turn `ON' when either V ...
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... Pins 5, 6 GND The above figure shows the MC34161 configured as an overvoltage detector with an audio alarm. Channel 1 monitors input voltage simple RC oscillator. As the input voltage increases from ground, the output of channel 1 allows the oscillator to turn `ON' when V For known resistor values, the voltage trip points are: ...
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... The above circuit shows the MC34161 configured as an automatic line voltage selector. The IC controls the triac, enabling the circuit to function as a fullwave voltage doubler or a fullwave bridge. Channel 1 senses the negative half cycles of the AC line voltage. If the line voltage is less than150 V, the circuit will switch from bridge mode to voltage doubling mode after a preset time delay ...
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... The above figure shows the MC34161 configured as a step-down converter. Channel 1 monitors the output voltage while Channel 2 performs the oscillator function. Upon initial powerup, the converters output voltage will be below nominal, and the output of Channel 1 will allow the oscillator to run. The external switch transistor will eventually pump-up the output capacitor until its voltage exceeds the input threshold of Channel 1 ...
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... Tape and Reel Packaging Specifications Brochure, BRD8011/D. *NCV -40° +125°C. Guaranteed by design. NCV prefix is for automotive and other applications requiring site and control changes. low high MC34161, MC33161, NCV33161 Package SOIC-8 SOIC-8 (Pb-Free) SOIC-8 SOIC-8 ...
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... F -A- NOTE 2 C -T- N SEATING PLANE 0.13 (0.005) M MC34161, MC33161, NCV33161 PACKAGE DIMENSIONS PDIP-8 CASE 626-05 ISSUE http://onsemi.com 16 NOTES: 1. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 2. PACKAGE CONTOUR OPTIONAL (ROUND OR SQUARE CORNERS). 3. DIMENSIONING AND TOLERANCING PER ANSI Y14 ...
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... MC34161, MC33161, NCV33161 - 0.25 (0.010 - SEATING PLANE - 0.25 (0.010 *For additional information on our Pb-Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. PACKAGE DIMENSIONS SOIC-8 NB CASE 751-07 ISSUE AH ...
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... LITERATURE FULFILLMENT: Literature Distribution Center for ON Semiconductor Box 5163, Denver, Colorado 80217 USA Phone: 303-675-2175 or 800-344-3860 Toll Free USA/Canada Fax: 303-675-2176 or 800-344-3867 Toll Free USA/Canada Email: orderlit@onsemi.com MC34161, MC33161, NCV33161 PACKAGE DIMENSIONS Micro8t CASE 846A-02 ISSUE G NOTES: 1 ...