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circuit ideas Datasheet
Part  Manufacturer  Description  Type  

Circuit Ideas For Designers  Advanced Linear Devices  Quad Astable Mode Operation (Free Running Oscillator) 

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Circuit Ideas For Designers  Advanced Linear Devices  Diode Connected (Epad) MOSFET with Buffer Amplifier Output 

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Circuit Ideas For Designers  Advanced Linear Devices  Inverting Switched Capacitor Integrator 

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Circuit Ideas For Designers  Advanced Linear Devices  Ultra Low Voltage Nanopower Inverter circuit 

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Circuit Ideas For Designers  Advanced Linear Devices  Ultra Low Voltage Differentia Amplifier 

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Circuit Ideas For Designers  Advanced Linear Devices  LC (Colpitts) Ocscillator Operates on 0.5V to 5V Single Supply 

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Circuit Ideas For Designers  Advanced Linear Devices  Voltage Comparator with Complementary Outputs 

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Circuit Ideas For Designers  Advanced Linear Devices  Double Dual Limit Window Comparator 

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Circuit Ideas For Designers  Advanced Linear Devices  Mached Pair Epad MOSFET with Dual Suplays 

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Circuit Ideas For Designers  Advanced Linear Devices  Astable Mode Operation (Free Running Oscillator) 

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Circuit Ideas For Designers  Advanced Linear Devices  Astable Mode Operation 50% Duty Cycle 

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Circuit Ideas For Designers  Advanced Linear Devices  Quad Monostable Mode Operation (One Shot Pulse) 

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Circuit Ideas For Designers  Advanced Linear Devices  Ultra Low Voltage Nanopower Two Input NOR and NAND Gates 

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Circuit Ideas For Designers  Advanced Linear Devices  Synchronized Timing Generators 

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Circuit Ideas For Designers  Advanced Linear Devices  Differential Epad MOSFET Mached Pair Circuit with Buffered and Summed Outputs 

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Circuit Ideas For Designers  Advanced Linear Devices  Ultra Low Voltage Micropower Crystal Ocscillator Circuit 

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Circuit Ideas For Designers  Advanced Linear Devices  High Output Impedance Current Source 

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Circuit Ideas For Designers  Advanced Linear Devices  High Precision Current to Voltage Converter 

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Circuit Ideas For Designers  Advanced Linear Devices  Current Source Multiplication 

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Circuit Ideas For Designers  Advanced Linear Devices  Basic MOSFET/Epad MOSFET Inverter Circuit 

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circuit ideas
Catalog Datasheet  MFG & Type  Document Tags  

6N139Abstract: 6N138 application LOW CURRENT INPUT CIRCUIT IDEAS 6N138/139 SERIES Advancements in optocoupling and LED , , transient detection, matrices and nonloading line receiving. Following are but a few circuit ideas to , microamperes. www.fairchildsemi.com 2 OF 4 3/14/01 AN300001 LOW CURRENT INPUT CIRCUIT IDEAS , INPUT CIRCUIT IDEAS 6N138/139 SERIES DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE THE RIGHT TO , the input of the 6N139 as shown in the circuit of Figure 1. The detection of the presence or 
Fairchild Semiconductor Original 

6N138 application 4.7M resistor design ideas opto coupling transistor optoisolator TTL 
6N139Abstract: / D P TD ELEC TR O K IC S LOW CURRENT INPUT CIRCUIT IDEAS 6N139/138 SERIES AN1074 i , . Following are but a few circuit ideas to stimulate the designer's interest. this way, the LED is not , CIRCUIT IDEAS 6N139/138 SERIES Matrices OptoCoupllng With the low input LED current advantage of the , easily be detected by the circuit in Figure 2. Signal Detection The detection of noise, spikes or oscillations can easily and directly be detected by the input of the 6N139 as shown in the circuit of Figure 1 
 OCR Scan 

C1459A 
ADVANCED LINEAR DEVICESAbstract: ALD1108E Category: MOSFET CIRCUIT IDEAS FOR DESIGNERS Schematic no. fet_11111.0 Amplify and Shift EPAD MOSFET Output with an Operational Amplifier Description This circuit shows an EPAD MOSFET and resistor network with an output that can scaled to any desired voltage VO. By careful selection of the EPAD MOSFET and resistor values as well as resistor characteristics, it is possible to have , of the EPAD MOSFETs ALD1712, ALD1721, ALD1722, ALD1726 Other Related Circuit Ideas Schematic no 
Advanced Linear Devices Original 

ALD1108E ALD110908 ADVANCED LINEAR DEVICES ideas circuit ideas 
Sine Wave GeneratorAbstract: Wien Bridge Oscillator CIRCUIT IDEAS FOR DESIGNERS Category: Oscillators Schematic no. osc_42004.0 Wien Bridge Oscillator (RailtoRail) Sine Wave Generator Description This circuit is known as a Wien Bridge Oscillator. It has both a positive and negative feedback loop. For oscillations to occur, the net feedback must be positive. The circuit oscillates at a frequency determined by the R C time constant at a , frequency desired. Recommended Components ALD1706, ALD1702, ALD1704, ALD1706 Other Related Circuit Ideas 
Advanced Linear Devices Original 

Sine Wave Generator Wien Bridge Oscillator sine wave SCHEMATIC wien bridge sine oscillator wave generator 
MOSFET "CURRENT source" impedanceAbstract: voltage follower Category: Voltage Follower CIRCUIT IDEAS FOR DESIGNERS Schematic no. vf_27004.0 High Input Impedance Source Follower Description A simple voltage source follower can be implemented with an EPAD MOSFET connected as a source follower where the output currents are supplied by drain to source current. This circuit is analogous to the classic emitter follower using a bipolar transistor. In this case the , ALD114835 Other Related Circuit Ideas Schematic no. vf_27001.0 RailtoRail Voltage Follower/Buffer 
Advanced Linear Devices Original 

ALD110800 ALD110802 ALD110804 ALD114804 MOSFET "CURRENT source" impedance voltage follower MOSFET CURRENT output impedance voltage follower schematic follower ALD1148013 
current to voltage converterAbstract: "Current to Voltage Converter" Category: Current to Voltage Converters CIRCUIT IDEAS FOR DESIGNERS Schematic no. iv_17003.0 Current to Voltage Converter Description This current to voltage converter rely on the very high input impedance of the operational amplifier. The input current (I) is forced through feedback resistor (RF), and generates an output voltage equal to (I x RF). This output voltage is valid for output , ), ALD1706, (½ ALD2706 or ¼ ALD4706) Other Related Circuit Ideas 2005 Advanced Linear Devices, Inc 
Advanced Linear Devices Original 

ALD1701 ALD2701 ALD4701 ALD2702 ALD4702 ALD2704 current to voltage converter 
ADVANCED LINEAR DEVICESAbstract: ALD1108E CIRCUIT IDEAS FOR DESIGNERS Category: MOSFET Schematic no. fet_11110.0 Select VO by Using EPAD Transistor and Resistor Ratios Description This circuit shows an EPAD MOSFET and resistor network with an output that can scaled to any desired voltage VO. By careful selection of the EPAD MOSFET and resistor values as well as resistor characteristics, it is possible to have an output designed to , ALD1712, ALD1721, ALD1722, ALD1726 Other Related Circuit Ideas Schematic no. fet_11111.0 Amplify and 
Advanced Linear Devices Original 


ALD2302Abstract: ALD2321 Category: Level Translators CIRCUIT IDEAS FOR DESIGNERS Schematic no. LT_23001.0 Voltage Level Translator Description Basic voltage level translator utilizes a voltage comparator to translate an input voltage range into an output voltage range. First step is to determine the input voltage , Circuit Ideas Schematic no. LT_23002.0 Voltage Level Translator 2005 Advanced Linear Devices, Inc , and V+, which also represent output voltage that range from rail to rail. For logic circuit type of 
Advanced Linear Devices Original 

ALD2302 ALD4302 ALD2321 
mosfet inverterAbstract: MOSFET CIRCUIT IDEAS FOR DESIGNERS Category: MOSFET Schematic no. fet_11100.0 Basic MOSFET / EPAD MOSFET Inverter Circuit Description This circuit shows a basic MOSFET (or EPAD MOSFET) inverter circuit. The drain terminal is the output and the gate terminal is the input. The output voltage VO is , Components ¼ ALD1108xx, ½ ALD1109xx, or any of the EPAD MOSFETs Other Related Circuit Ideas Schematic no. fet_11101.0 Basic MOSFET/EPAD MOSFET DiodeConnected Circuit 2005 Advanced Linear Devices, Inc 
Advanced Linear Devices Original 

mosfet inverter MOSFET MOSFET pA leakage voltage inverter schematic LOW R MOSFET mosfet INVERTER applications ALD1108 ALD1109 
FET differential amplifier circuitAbstract: fet differential amplifier schematic Category: MOSFET CIRCUIT IDEAS FOR DESIGNERS Schematic no. fet_11112.0 Differential EPAD MOSFET MatchedPair Circuit with Summing Output Description The matched pair EPAD MOSFET Array , , or any of the EPAD MOSFETs ALD1712, ALD1721, ALD1722, ALD1726 Other Related Circuit Ideas , careful design of bias voltages and selection of components, this circuit can yield a wide range of , _11113.0 Differential EPAD MOSFET MatchedPair Circuit with Buffered and Summed Outputs 2005 Advanced Linear Devices 
Advanced Linear Devices Original 

FET differential amplifier circuit fet differential amplifier schematic fet amplifier schematic schematic matching mosfet summing amplifier 
CURRENT SOURCEAbstract: ALD1107 Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11005.0 Current Source with Gate Control Description This current source can be turned on and turned off with a logic control input. The source current is controlled by the ISET, which is in turn set by the RSET resistor. ISET value could be determined by using the following equation: ISET = (V+  VGS(TH)P VDSN , ¼ ALD1105 Other Related Circuit Ideas Schematic no. cs_11002.0 Cascode Current Source 2005 
Advanced Linear Devices Original 

ALD1106 ALD1107 ALD1116 ALD1117 ALD1101 ALD1102 CURRENT SOURCE Ald1103 Effects ALD1103 
"Current to Voltage Converter"Abstract: current to voltage converter Category: Current to Voltage Converters CIRCUIT IDEAS FOR DESIGNERS Schematic no. iv_17001.0 +/ 2.5V Current to Voltage Converter Description This current to voltage converter rely on the very high input impedance of the operational amplifier. The input current (I) is forced through feedback resistor (RF), and generates an output voltage equal to (I x RF). This output voltage is valid , ALD4706) Other Related Circuit Ideas 2005 Advanced Linear Devices, Inc. Information furnished by 
Advanced Linear Devices Original 


"Current to Voltage Converter"Abstract: ADVANCED LINEAR DEVICES CIRCUIT IDEAS FOR DESIGNERS Category: Current to Voltage Converters Schematic no. iv_17004.0 High Precision Current to Voltage Converter Description Net current generated by the photodiode (I) is forced through feedback resistor (RF), assuming zero leakage current through the input of the , Circuit Ideas 2005 Advanced Linear Devices, Inc. Information furnished by Advanced Linear Devices, Inc , this example, the output also drives a load RL of 100K. Some of the errors produced by this circuit 
Advanced Linear Devices Original 

ALD2721 ALD2722 ALD2726 dual photodiode 
cs11002Abstract: CURRENT SOURCE Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11001.0 Basic Current Source Description Basic Nchannel current source is shown as Q1 and Q2, with Q1 diodeconnected. For this circuit the gate leakage currents of Q1 and Q2 are very low when compared to the drain currents, and can be neglected. The drain current of Q1 is then equal to drain current of Q2. The current , ALD1103, ALD1105 Other Related Circuit Ideas Schematic no. cs_11002.0 Cascode Current Source 
Advanced Linear Devices Original 

cs11002 CS11006 pchannel* "current source" 
wien bridge oscillatorAbstract: Sine Wave Generator Category: Oscillators CIRCUIT IDEAS FOR DESIGNERS Schematic no. osc_42003.0 Wien Bridge Oscillator Description This circuit is known as a Wien Bridge Oscillator. It has both a positive and negative feedback loop. For oscillations to occur, the net feedback must be positive. The circuit oscillates at a frequency determined by the R C time constant at a frequency f= ½ x 1/(3.1416 x R x C) and , Components ALD1706, ALD1702, ALD1704, ALD1706 Other Related Circuit Ideas Schematic no. osc_42004.0 Wien 
Advanced Linear Devices Original 

frequency generator schematic circuit Wien Bridge Oscillator with RC bridge Wien sine wave generator circuit 
current mirror cascodeAbstract: ALD1103 Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11003.0 Current Source Mirror Description This current source can be built within a single IC package. The high input gate impedance of Q1 and Q2 eliminates any gate leakage current considerations in most cases, resulting in equal gate voltages of Q1 and Q2. Substantially all of the ISET current becomes the drain , ALD1103, ALD1105 Other Related Circuit Ideas Schematic no. cs_11002.0 Cascode Current Source 2005 
Advanced Linear Devices Original 

current mirror cascode ALD110 
ALD2321Abstract: ALD2302 Category: Comparator & Detector CIRCUIT IDEAS FOR DESIGNERS Schematic no. cd_23006.0 PushPull Complementary Power MOSFET Driver Description This window comparator has 2 limits, a lower , to drive a power MOSFET. Note that this circuit works well with pushpull types of voltage , Components ALD2302 for pushpull outputs ALD2321 for high precision applications Other Related Circuit Ideas Schematic no. cd_23002.0 Dual Limit Window Comparator 2005 Advanced Linear Devices, Inc 
Advanced Linear Devices Original 

window comparator 
ADVANCED LINEAR DEVICESAbstract: Current source Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11004.0 Current Source Multiplication Description This is a current multiplication circuit. Current ISET is set by determining V+ and RSET values. ISET is given by the equation: ISET = (V+  VDS) / RSET where VDS is the drain and gate connected voltage of Qset at the selected current level ISET. The output current ISOURCE , , ½ ALD1103, ALD1106, ALD1116, ALD1108xx, ALD1109xx Other Related Circuit Ideas Schematic no. cs 
Advanced Linear Devices Original 


cascode mosfet current mirrorAbstract: mosfet current mirror Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11007.0 High Output Impedance Current Source Description This current source uses a reference current and produces an output current that has substantially higher dynamic output impedance, particularly for low current levels of less than 100uA. This current source buffers the reference current and produces a constant , ALD1103 + ALD1102 Other Related Circuit Ideas Schematic no. cs_11002.0 Cascode Current Source 
Advanced Linear Devices Original 

cascode mosfet current mirror mosfet current mirror mosfet pair high voltage constant current source 110070 ALD110902 
cs11002Abstract: 110070 Category: Current Source CIRCUIT IDEAS FOR DESIGNERS Schematic no. cs_11002.0 Cascode Current Source Description In cases where the basic current source needs to be more stable over a large output voltage range, a higher output impedance current source may be desired. This is , ALD1103, 2 x ALD1105 P channel: 2 x ALD1102, ALD1107, 2 x ALD1103, 2 x ALD1105 Other Related Circuit Ideas Schematic no. cs_11007.0 High Output Impedance Current Source 2005 Advanced Linear Devices 
Advanced Linear Devices Original 

cascode 
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