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| Application and Design Notes By Publication Number  |
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| Application and Design Notes By Publication Number |
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To request a copy of the data book please contact productinfo@unitrode.com |
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| Publication Number |
IC Featured | Application |
| U-93 | UC3846/47 | A New Integrated Circuit for Current Mode Control |
| U-94 | UC3901 | The UC1901 Simplifies the Problem of Isolated Feedback in Switching Regulators |
| U-95 | UC3834 | Versatile UC1834 Optimizes Linear Regulator Efficiency |
| U-97 | PWMs | Modeling, Analysis and Compensation of the Current Mode Converter |
| U-99 | UC3717/UC3717A | UC3717 and L-C Filter Reduce EMI and Chopping Losses in Step Motor |
| U-100A | UC3842/3/4/5/UC3846 | UC3842/3/4/5 Provides Low-Cost Current-Mode Control |
| U-102 | UC3637 | UC1637/2637/3637 Switched Mode Controller for DC Motor Drive |
| U-104 | UC3906 | Improved Charging Methods for Lead-Acid Batteries using the UC3906 |
| U-106 | UC3620 | UC3620 Brushless DC Motors get a Controller IC that Replaces Complex Circuits |
| U-110 | UC3825 | 1.5MHz Current Mode IC Controlled 50W Power Supply |
| U-111 | PWMs | Practical Considerations in Current Mode Power Supplies |
| U-112 | UC3637 | A High Precision PWM Transconductance Amplifier for Microstepping using Unitrode's UC3637 |
| U-113 | UC3633/4/5 | Design Notes on Precision Phase Locked Speed Control for DC Motors |
| U-115 | UC3625 | New Integrated Circuit Produces Robust, Noise Immune System for Brushless DC Motors |
| U-118 | UC3705/6/7/9 | New Driver ICs Optimize High Speed Power MOSFET Switching Characterisitics |
| U-120 | UC3625/UCC3626/ UC3637/38 |
A Simplified Approach to DC Motor Modeling for Dynamic Stability Analysis |
| U-122 | UC3861-3868 | A New Family of Integrated Circuits Controls Resonant Mode Power Converters |
| U-127 | UC3724/25 | Unique Chip Pair Simplifies High Side Switch Drive |
| U-128 | UC3823A,B/3825A,B | The UC3823A,B & UC3825A,B Enhanced Generation of PWM Controllers |
| U-129 | UC3907 | UC3907 Load Share IC Simplifies Parallels Power Supply Design |
| U-130 | UC3625 | Dedicated ICs Simplify Brushless DC Servo Amplifier Design |
| U-131 | UC3906/UC3823 | Simple Switchmode Lead-Acid Battery Charger |
| U-132 | UC3852 | Power Factor Correction Using the UC3852 Controlled ON-Time Zero Current Switching Technique |
| U-133A | UCC3800/UCC3813 | UCC3800/1/2/3/4/5 BiCMOS Current Mode Control ICs |
| U-134 | UC3854 | UC3854 Controlled Power Factor Correction Circuit Design |
| U-135 | UC3848 | The UC3848 Average Current Mode Controller Squeezes Maximum Performance from Single Switch Converters |
| U-136 | UC3875/6/7/8/UC3879 | Phase Shifted, Zero Voltage Transition Design Considerations and the UC3875 PWM Controller |
| U-137 | UC3705/6/7/8/9 | Practical Considerations in High Performance MOSFET, IGBT & MCT Gate Drive Circuits |
| U-138 | UC3861-3864 | Zero Voltage Switching Resonant Power Conversion |
| U-140 | UC3848/49 | Average Current Mode Control of Switching Power Supplies |
| U-141 | UC3871/UC3872 | Resonant Fluorescent Lamp Converter Provides Efficient and Compact Solution |
| U-143C | UC3726/27 | New Chip Pair Provides Isolated Drive for High Voltage IGBTs |
| U-144 | UCC3806 | UCC3806 BiCMOS Current Mode Control IC |
| U-148 | UC3871/UC3872 | Dimmable Cold-Cathode Fluorescent Lamp Ballast Design Using the UC3871 |
| U-149A | UCC3889 | Simple Off-Line Bias Supply for Very Low Power Applications |
| U-150 | UCC3570 | Applying the UCC3570 Voltage-Mode PWM Controller to Both Off-Line and DC/DC Converter Designs |
| U-151 | UCC3912 | UCC3912 Integrated Electronic Circuit and Breaker IC for Hot-Swap Power Management Applications |
| U-152 | UC3832/3 | A High Performance Linear Regulator for Low Dropout Applications |
| U-153 | UC3855A/B | UC3855A/B High Performance Power Factor Preregulator |
| U-154 | UC3879 | The New UC3879 Phase-Shifted PWM Controller Simplifies the Design of Zero Voltage Transition Full-Bridge Converters |
| U-155 | UC3909 | Implementing Multi-State Charge Algorithm with the UC3909 Switchmode Lead-Acid Battery Charger Controller |
| U-156 | UC3886 | The UC3886 PWM Controller Uses Average Current Mode Control to Meet the Transient Regulation Performance of High End Processors |
| U-157 | UC3910/UC3886 | Fueling the Megaprocessor - A DC/DC Converter Design Review Featuring the UC3886 and UC3910 |
| U-158 | UC3910 | The UC3910 Combines Programmability, Accuracy and Integrated Functions to Control and Monitor High End Processor Power Supplies |
| U-159 | UC3853 | Boost Power Factor Corrector Design with the UC3853 |
| U-160 | ------------ | Simple Circuit Modifications Enhance Optocoupler Performance |
| U-161 | UCC3305 | Powering a 35W DC Metal Halide High Intensity Discharge (HID) Lamp using the UCC3305 HID Lamp Controller |
| U-162 | UCC3305 | Driving a 35W AC Metal Halide High Intensity Discharge Lamp with the UCC3305 HID Lamp Controller |
| U-163 | UC3902 | The UC3902 Load Share Controller and Its Performance in Distributed Power Systems |
| U-164 | UCC3884 | The UCC3884 Frequency Foldback Pulse Width Modulator |
| DN-19 | UC3901 | A Simple Isolation Amplifier using the UC1901 |
| DN-26 | UC3842/42A | UC3842A - Low Cost Start-up and Fault Protection Circuit |
| DN-27 | UC3842/42A | UC1842/UC1842A Summary of Functional Differences |
| DN-28 | UC3840/41/51 | UC3840/UC3841/UC3851 PWM Controllers - Summary of Functional Differences |
| DN-29 | UC3842A | UC3842A Family Frequency Foldback Technique Provides Protection |
| DN-30 | UC3843A | Programmable Electronic Circuit Breaker |
| DN-32 | UC3833 | Optocoupler Feedback Drive Techniques |
| DN-33 | UC3901/UC3903 | Optocoupler Feedback Drive Techniques Using the UC3901 and UC3903 |
| DN-35 | UC3708/24/25 | IGBT Drive Using MOSFET Gate Drivers |
| DN-36 | UC3525B/27B | UC1525B/1527B Devices - Comparison Summary to UC1525A/1527A Devices |
| DN-38 | UC494/5A&C | Unique Converter for Low Power Bias Supplies |
| DN-39E | UC3854 | Optimizing Performance in UC3854 Power Factor Correction Applications |
| DN-40 | UC3842/42A | The Effects of Oscillator Discharge Current Variations on Maximum Duty Cycle and Frequency in UC3842 and UC3842A PWM ICs |
| DN-41 | UC3854 | Extend Current Transformer Range |
| DN-42A | UCC3802 | Design Considerations for Transitioning from UC3842 to the New UCC3802 Family |
| DN-43 | UCC3803 | Simple Techniques to Generate a Negative Voltage Bias Supply from a Positive Input Voltage |
| DN-44 | UC3854A/B | UC3854A and UC3854B Advanced Power Factor Correction Control ICs |
| DN-45 | UC3846/56/UCC3806 | UC3846, UC3856 and UCC3806 Push-Pull PWM Current Mode Control ICs |
| DN-46 | UCC3805 | Highly Efficient Low Power DC to DC Inverter Converts +5V Input to -3V Output |
| DN-48 | UCC3803 | Versatile Low Power SEPIC Converter Accepts Wide Input Voltage Range |
| DN-49 | UC2577 | UC2577 Controls SEPIC Converter for Automotive Applications |
| DN-50 | UC3625 | Simple Techniques for Isolating and Correcting Common Application Problems with UC3625 Brushless DC Motor Drives |
| DN-51 | UCC3806 | Programming the UCC3806 Features |
| DN-52 | UC39432 | Adjustable Electronic Load for Low Voltage DC Applications |
| DN-53A | UC3637 | Design Considerations for Synchronizing Multiple UC3637 PWMs |
| DN-54 | UCC3803 | Innovative Buck Regulator Uses High Side N-Channel Switch without Complex Gate Drive |
| DN-55 | -------------- | 150W Isolated DC/DC Converter for Distributed Power Applications |
| DN-56A | UCC3803 | Single Switch Flyback Circuit Converts +5VDC to +/-12VDC for RS-232 and RS-422 Applications |
| DN-57 | UC3726/27 | Power Dissipation Considerations for the UC3726N/UC3727N IGBT Driver Pair |
| DN-58 | UCC3912 | UCC3912 Programmable Electronic Circuit Breaker - Performance Evaluation and Programming Information |
| DN-59A | UCC3889 | UCC3889 Bias Supply Controller Evaluation Kit - Schematic and Lists of Materials |
| DN-60 | UC3726/27 | UC3726/UC3727 IGBT Isolated Driver Pair Evaluation Kit Testing Procedure |
| DN-61 | UC3832/3 | A High Performance Linear Regulator for Low Dropout Applications |
| DN-62 | PWMs | Switching Power Supply Topology: Voltage Mode vs. Current Mode |
| DN-63 | UC3875/6/7/8/UC3879 | The Current-Doubler Rectifier: An Alternative Technique for Push-Pull and Bridge Converters Rectification |
| DN-64 | PWMs | Inductorless Bias Supply Design for Synchronous Rectification and High Side Drive Applications |
| DN-65 | BiCMOS | Considerations in Powering BiCMOS ICs |
| DN-66 | UC3854A/B/UC3855A/B | Unitrode - UC3854A/B and UC3855A/B Provide Power Limiting with Sinusoidal Input Current for PFC Front Ends |
| DN-67 | UCC3913 | UCC3913 Electronic Circuit Breaker for Negative Voltage Applications Evaluation Kit List of Materials for a -48V/1A Test Circuit |
| DN-68 | UCC3912 | Parelling UCC3912 Electronic Circuit Breaker ICs |
| DN-69 | UC3908 | An Intelligent Overvoltage Protection Scheme for 3V to 10V Power Supplies |
| DN-70 | UC3573 | UC3573 Buck Regulator PWM Control IC |
| DN-71 | -------------- | Using Copper PCB Etch for Low Value Resistance |
| DN-72 | -------------- | Lamp Ignitor Circuit |
| DN-73 | UCC3941 | UCC3941 One Volt Boost Converter Demonstration Kit - Schematic and List of Materials |
| DN-74 | UCC3930-3/-5 | UCC3930 Cellular Telephone Power Converter Evaluation Kit Schematic and List of Materials |
| DN-75 | UC3872 | Using the UC3871 and UC3872 Resonant Fluorescent Lamp Drivers in Floating Lamp Applications |
| DN-76 | UC3638 | Closed Loop Temperature Regulation Using the UC3638 H-Bridge Motor Controller and a Thermoelectric Cooler |
| DN-77 | UC3853 | Overcurrent Shutdown with the UC3853 |
| DN-78 | UC3853 | UC3853 Demo Board |
| DN-79 | UCC3750 | Demonstration Board Operating Guidelines |
| DN-81 | UCC3911 | UCC3911 Demonstration Board |
| DN-82 | UCC3958 | Demonstration Board Schematic and Bill of Materials |
| DN-84 | UCC3956 | Switch Mode Lithium-Ion Battery Charger Controller, Evaluation Board, Schematic, and List of Materials |
| DN-87 | UCC3918 | Low On-Resistance Hot Swap Power Manager, Evaluation Board, Schematic, and List of Materials |
Last updatd: 05/21/98