参考设计
(33)
Low Cost 4.2W Non-Isolated GU10 LED Driver Solution (20Vout@.12A)
PMP4340.1: This design demonstrates simple GU10 LED driver suolution using primary side sensing TPS92315. Non-isolated flyback topology is used in the design to achieve high efficiency(>82.3% typically) with reduced cost. The overall form factor is 26x16x11mm. Overall current cross regulation <+/-1.2%.
120V AC Input 200W Interleaved Flyback for Battery Charging Applications
TIDA-00200: The TI Design TIDA-00200 proposes an interleaved flyback topology for battery charger applications that require an output power level of ~200W with a minimized bill of material. Besides the actual electronic components the efforts for cooling are a major contributor to the overall design cost. By taking advantage of the LM5032 High Voltage Dual Interleaved Current Mode Controller the design accomplishes great efficiency of 90% at full load and at the same time spreads out the heat for greatly reduced cooling efforts. A fan is typically not needed; the need for smaller form factor heat sinks provides additional design flexibility.
85 to 265VAC Input 5V@4A Dual Port Charger For Tablets and Smart Phones Reference Design
PMP8817: This reference design is capable of charging two devices at 2A each with over 85% efficiency. The UCC24610 synchronous rectifier controller and CSD18533Q5A FET reduce the rectifier loss and provide ultra-high efficiency with a minimal increase in cost. The UCC28700 primary-side regulated flyback further minimizes cost by eliminating the need for an opto-coupler, and yet maintains good output regulation. The TPS2561A provides accurate and independent current limit protection for each port. The TPS2513 communicates with the mobile device under charge to ensure that the charger is accepted by most phone and tablet models. This compact design consumes a volume of only 1.5" x 1.8" x 0.9".
High Efficiency 400W AC/DC Power Supply Reference Design - PMP11064.1 - TI Tool Folder
PMP11064: PMP11064 is a high-efficiency AC/DC power supply reference design with universal AC input and 20V/20A output. Interleaved transition mode PFC and LLC series resonant converter is applied for 20V/20A main power. A PSR Flyback with MOSFET integrated controller is applied as the auxiliary supply. 91.2% efficiency is achieved at low line and full load. 93.1% efficiency is achieved at high line and full load.
Small Form Factor 12W Ultra Wide Range Power Supply for Protection Relays - Reference Design
TIDA-00227: This small form factor, 12W power supply solution for protection relays handles an ultra-wide range of both AC and DC inputs making it a suitable platform to power a variety of lower power protection relays that need to be placed in a small housing. The power supply is designed to output industry standard voltages required in protection relays while also providing excellent line and load regulation. This solution has been engineered for high wattage with good efficiency and has also been pre-compliance tested for IEC61000-4 (EFT and Surge) and CISPR 11 Class A (Interference).
High Efficiency 350W AC/DC Power Supply Reference Design
PMP11303.1: PMP11303 is high-efficiency AC/DC power supply reference design with universal AC input and 25V/13.5A and 12V/1A outputs. LLC+PFC combo IC UCC29950 is applied for the main power stages with 25V/13.5A output while UCC28730 is applied for the auxiliary power with 12V/1A output. This design has low no load power comsumption (152mW@230VAC) and over 93% peak efficiency. This design also meet 80PLUS Gold requirement for 115VAC Internal power supplies.
High-Eff 2Stage Univ Input Pwr Supply Using Trans Mode PFC/LLC Resonant Conv Reference Design
PMP8920: Low EMI, high efficiency, high power factor and reliable power supply are main focus of the PMP8920 design for telecom applications. Transient mode (TM) power factor correction (PFC) with UCC28051 and LLC series resonant converter (SRC) with UCC25600 are applied in PMP8911. In addition, synchronous rectifier (SR) IC UCC24610 is applied to LLC output rectifier stage. Low EMI is expected with zero voltage switching on TM-PFC and LLC-SRC switches. An overall 91% efficiency is achieved at 100W full load. In addition, several protections are embedded into this design which includes input under-voltage protection, input over-voltage protection, output over-voltage protection, and output hic-cup over-power protection.
Universal AC Input 14V/2.4A Flyback With 88% Efficiency Reference Design
PMP9144: This reference design provides an isolated 14.5V/35W output from a universal 85-265VAC input. It uses the UCC28740 flyback controller to provide high efficiency and minimize light load losses. Maximum load efficiency is over 88%. The average efficiency (measured at 25%, 50%, 75%, and 100% load) is 87.9%. The UCC28740 also provides accurate current limiting which eliminates the need for a load protecting switch on the output.
85 to 265VAC Input 12V@3A High Efficiency Adapator Reference Design
PMP9715: This reference design provides an isolated 12V/36W output from a universal AC input range with over 89% peak efficiency. The UCC24610 synchronous rectifier controller and CSD19531Q5A FET reduce the rectifier loss and provide high efficiency with a minimal increase in cost. The UCC28740 flyback controller uses a combination of peak current modulation and frequency modulation to maintain excellent efficiency at lighter loads and minimize no load power consumption. The current regulation feature of the UCC28740 provides accurate current limit protection. This compact design consumes a volume of only 2.0" x 2.0" x 0.75".
85-265VAC Input, 13.5V/0.9A PSR Flyback Reference Design
PMP11135: The PMP11135 reference design uses the UCC28711 to provide an isolated 13.5V at 0.9A output. The UCC28711 implements primary-side regulation, eliminating the need for an opto-coupler and reducing the size and cost of the design. This design meets Class B conducted emissions without the need for a common mode input choke.
High Efficiency 350W AC/DC Power Supply Reference Design
PMP11303.2: PMP11303 is high-efficiency AC/DC power supply reference design with universal AC input and 25V/13.5A and 12V/1A outputs. LLC+PFC combo IC UCC29950 is applied for the main power stages with 25V/13.5A output while UCC28730 is applied for the auxiliary power with 12V/1A output. This design has low no load power comsumption (152mW@230VAC) and over 93% peak efficiency. This design also meet 80PLUS Gold requirement for 115VAC Internal power supplies.
85-265VACin, 12V/1.5A PSR Flyback Reference Design
PMP10351: This reference design uses the UCC28713 primary-side regulated (PSR) flyback controller to generate a 12V/1.5A output from a univeral AC input. The valley switching of the UCC28713 allows this low-cost design to achieve an average efficiency over 87%; no load losses are less than 50mW. The PSR function eliminates the need for an optocoupler and TL431, greatly simplifying the circuit and reducing cost.
85VAC-265VAC Input 12V/3A Quasi-Resonant Flyback With Synchronous Rectifiers
PMP6536: The PMP6536 reference design uses the UCC28610 quasi-resonant flyback controller in conjunction with the UCC24610 synchronous rectifier controller to provide good efficiency at heavy loads while maintaining low power consumption at light loads. The maximum load efficiency is over 86%, and the no load losses are less than 150mW when powered from US AC line voltage.
85V - 265V AC in, 12V/3.3A AC/DC Open Frame Power Supply Based on PSR Flyback Reference Design
PMP9576: This reference design provides an isolated 12V/3.3A output from a universal 85V-265V AC input. This design achieves efficiencies greater than 84%. Employing the UCC28710D Primary Side Regulation (PSR) Flyback controller eliminates the opto-coupler and secondary side regulation components. The energy saving features of the UCC28710D allow this design to consume less than 75mW when plugged into the wall with no device attached to the output.
High Eff 2Stage Univ Input Power Supply-Transition Mode PFC LLC Resonant Conv Reference Design
PMP8911: Low EMI, high efficiency, high power factor and reliable power supply are main focus of the PMP8911 design for telecom applications. Transient mode (TM) power factor correction (PFC) with UCC28051 and LLC series resonant converter (SRC) with UCC25600 are applied in PMP8911. Low EMI is expected with zero voltage switching on TM-PFC and LLC-SRC switches. An overall 92% efficiency is achieved at 100W full load. In addition, several protections are embedded into this design which includes input under-voltage protection, input over-voltage protection, output over-voltage protection, and output hic-cup over-power protection.
Universal AC Input, 12V/3A Single stage PFC-Flyback Reference Design with Synchronous Rectification
PMP9730: The PMP9730 reference design employs the UCC28051 power factor correction controller to implement a single stage PFC-Flyback AC/DC converter that generates an isolated 12V output at 3A from a universal AC input. The design features UCC28910 primary side regulation Flyback switcher for generating the VDD bias rails and the UCC24610 for 2ndary side synchronous rectification. This provides an excellent solution for systems such as motor drives requiring an isolated bus voltage, good power factor and high efficiency.
Universal AC input(90V-264V) high efficiency 150W single string 200V/700mA output LLC converter
PMP4317: The reference design is a very high effiency (>94%) isolated AC/DC single string output LED lighting solution for high watt (>100W) general LED lighting. The topology uses Transition Mode (TM) PFC plus LLC control, which can support PWM dimming and analog dimming on the output side. The target application for this reference design is outdoor and high-bay general LED lighting
Primary-Side Regulated Flyback with 85 to 265VAC Input (12V @ 0.5A) Reference Design
PMP8787: The PMP8787 reference design uses the UCC28700 flyback controller to generate a 12V/500mA output from a univeral AC input. The primary-side regulation technique implemented by the UCC28700 eliminates the need for an opto coupler, reducing the size and cost of the design. In addition, the valley switching of the UCC28700 allows this design to achieve a maximum load efficiency over 80%; no load losses are less than 40mW. The circuit board measures only 28mm by 33mm, with a maximum height below 20mm.
120VAC Input, 48V/12V 32W Flyback Reference Design
PMP9727.1: The PMP9727 reference design uses the UCC28740 flyback controller to generate both a 12V/1A and 48V/0.4A outputs from a 120V AC input. The valley switching of the UCC28740 allows this low-cost design to provide an efficiency of over 89%; no load losses are less than 80mW.
350W Constant Voltage - Constant Current (CVCC) Phase-Shifted Full Bridge reference design
PMP9622: This reference design uses the UCC3895 Phase-Shifted Full Bridge controller to implement a high efficiency, 120VAC input to 44Vdc up to 8A output. The power supply is set up to be constant voltage-constant current. The voltage and current are set by fixed resistor values and could be set by micro-processor in the actual product. The design is biased by a low-cost BJT Flyback using the UCC28720 PWM controller.
High efficiency 10W Buck LED lighting solution for A-lamp
PMP4354: PMP4354 demonstrates an innovative buck solution for 10W A-lamp LED lighting. TPS92210 is used in the design to control high side FET running in QR mode with valley switching. TPS92210's cascode architecture also helps reduce switching loss and eliminates external sense resistor. The efficiency is >90% typically and the current regulation is <+/-3%. The transformer is eliminated in the design which eases the design and reduces overall cost.
Universal AC Input, 10.5V/1.8A DC Output, Isolated Synchronous Flyback Converter Reference Design
PMP10164: The PMP10164 reference design supplies 10.5V@1.8A from universal AC mains; the isolated Flyback topology is the most used for low power range due to single magnetic component. Since the load is a power line communication chip, a fixed frequency modulation has been chosen. The controller LM5021 performs also pulse skip mode thus improving efficiency at light load. A synchronous rectification controller UCC24630 has been employed to increase the efficiency and the thermal performance.
Low Cost 4.2W Non-Isolated GU10 LED Driver Solution (40Vout@.12A)
PMP4340.2: This design demonstrates simple GU10 LED driver suolution using primary side sensing TPS92315. Non-isolated flyback topology is used in the design to achieve high efficiency(>82.3% typically) with reduced cost. The overall form factor is 26x16x11mm. Overall current cross regulation <+/-1.2%.
PFC Boost with Transition Mode Buck 312V@80mA
PMP5682: A transition mode (TM) Boost PFC and a TM Buck deliver from high line a clean 80mA current to a LED string, max. voltage 312V. The PCB board has been developed to fit into a T8 fluorescent tube, suitable for retrofit purpose. A PWM dimming input is also included.
PFC Boost LLC Resonant Half-bridge 24V@3.5A
PMP5761: PMP5761 is designed for hybrid filber/coax system with nominal 40VAC-90VAC input and generate a 24V/3.5A output. A cascade PFC and LLC-SRC two stage system is applied in this design to guarantee high power factor is achieved in nominal input range. Transition mode PFC controller UCC28051 and resonant converter controller UCC25600 are applied to PFC and LLC-SRC, respectively. With PFC output set to 300V, PMP5761 is able to keep out in regulation with input up to 200VAC. 80% converter efficiency is achieved at 40VAC and 87% converter efficiency is achieved at 115VAC.
5KW Interleaved CCM Power Factor Correction Converter
PMP4311: PMP4311 is for VFAC (Variable Frequency Air-Conditioner) applications, which use TI Interleaved CCM PFC controller UCC28070 to achieve 5KW two phases interleaved PFC and use UCC28610 as an auxiliary Flyback Power Supply.
120VAC Input, 48V/12V 32W Flyback Reference Design
PMP9727.2: The PMP9727 reference design uses the UCC28740 flyback controller to generate both a 12V/1A and 48V/0.4A outputs from a 120V AC input. The valley switching of the UCC28740 allows this low-cost design to provide an efficiency of over 89%; no load losses are less than 80mW.
