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Reference Designs

  • 36 to 75Vin 22V-32V/5A Output Active Clamp Forward Reference Design
    PMP9127: This reference design generates a 28V/5A output from a 36V to 75V telecom input. The UCC2897A controls an active clamp forward converter power stage. The output is adjustable within a 22V to 32V range. The UCC27511 is used to drive synchronous rectifiers, and provides for a highly efficient design. This design is laid out on a circuit board with pin placement that is compatible with a 1/4 brick footprint and achieves efficiencies over to 94%. It uses only surface mount components, including ceramic output capacitors.
  • 90VAC-265VAC Input, 12V @ 18W Flyback With Primary-Side Regulation
    PMP6740: The PMP6740 reference design provides 12V at 18W from a universal AC input of 90VAC-265VAC input. This design uses the TL2844 controller with primary side regulation (no optocoupler) for a low cost power solution.
  • 310W PSU Using Transition Mode Bridgeless PFC and LLC-SRC - Reference Design
    PMP9640: High efficiency, high power factor and reliable power supply are the main focus of the PMP9640 design for motor driver applications. Low cost analog transition mode (TM) PFC controller UCC28051 has been used for bridgeless PFC as the first conversion stage of the PMP9640. LLC series resonant converter (SRC) with UCC25600 is applied as the second stage of the PMP9640. In addition, a high-side buck converter with UCC28710 is applied here as the bias supply. In this design, bridgeless PFC efficiency can go up to 98.5%.
  • 18-60VDCin, 6V/31A Active Clamp Forward Reference Design
    PMP10395: This reference design generates a 6V/31A output from a wide range 18V to 60V DC telecom input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD18540Q5B, implemented as self-driven synchronous rectifiers, allow this design to achieve a max load efficiency over 94%. The compact UCC27511 drivers simplify the gate drive circuitry for the synchronous rectifiers.
  • 300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design
    PMP10415.3: This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.
  • High voltage isolated DC/DC converter with 30 to 800V input and 24V @ 250mA output
    PMP7763: PMP7763 is a high voltage isolated DC/DC flyback converter. The input range is 30 – 800V and output is 24V @ 250mA. It has a high voltage hold off circuit. The secondary is open loop with no feedback control for the output. However, there is feedback control for the primary.
  • 2W 88-269Vac Input with Dual +3.3V and -3.3V Outputs Reference Design
    PMP9608.1: This reference design generates an isolated 2W dual output (+3.3V & -3.3V) from AC line 88 - 269VAC. The UCC28910 incorporates a 700V power MOSFET and PSR controller. It saves PCB space and reduces assembly time.
  • Small Form Factor 10W Offline Flyback Power Supply Reference Design
    PMP9517: The PMP9517 is a high density constant voltage / constant current power supply with an 85VAC-265VAC input range and 5V/10W outptut. The design features primary side regulation (PSR) of a low cost power transistor (BJT). With low component count and low cost, the design is suitable for USB type power supplies used in smart phones, tablets, PDAs or digital cameras. This design is similar to PMP9135 but with a smaller overall size.
  • Small 3W Isolated Flyback, 30V…70Vin to 7V@430mA Reference Design
    PMP8657: This simple isolated flyback converts 30V…70Vin to 7V@430mA. The LM5021-2 controller is suitable for green mode converters due to pulse skip mode.
  • 8.5W Dual Output (5V/12V) Universal Input AC/DC Isolated Flyback Reference Design with PSR
    TIDA-00618.2: The TIDA-00618 reference design is a Primary Side Regulation switcher which provides isolated dual outputs, 5V and 12V rails, with DC stacking of the secondaries to provide output voltage regulation that is equivalent to opto-coupler based solution. Low system parts count and built in advanced protection features result in a cost-effective solution with an average efficiency of nearly 75% at 230V
  • Primary-Side Regulated Flyback with 85-265VAC Input (24V @ 1.7A) Reference Design
    PMP9041: The PMP9041 reference design uses the UCC28710 primary-side regulated flyback controller to generate a 24V/40W output from a univeral AC input. The valley switching of the UCC28710 allows this low-cost design to achieve a maximum load efficiency of 90%; no load losses are less than 50mW.
  • 48V-60VDC Input, 12V/250W Active Clamp Forward Reference Design
    PMP9656: This reference design generates a 12V/21A output from 54V DC input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD18532Q5B, implemented as self-driven synchronous rectifiers, allow this design to achieve a max load efficiency of nearly 96%. The compact UCC27511 drivers simplify the gate drive circuitry for the synchronous rectifiers.
  • 30W Isolated Synchronous Flyback Converter Reference Design
    PMP10506: PMP10506 is an isolated synchronous flyback converter using the LM5122 controller IC. The design accepts an input voltage of 9Vin to 60Vin and provides an isolated output of 5Vout capable of supplying 6A of continuous current to the load.
  • 300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design - PMP10415.2 - TI Tool Folder
    PMP10415: This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.
  • High Efficiency 100W Active Clamp Forward 220V-400VDC Input, 28V/ 3.6A Reference Design
    PMP7453: This reference design generates an isolated 28V/100W output from a high voltage DC input. This design is intended to operate from the output of PFC front end regulator. The UCC2897A is used to control an active clamp forward converter. Self-driven synchronous rectifiers allow for over 92% efficiency. An accurate current limit is provided by directly sensing the output current. A clock pulse output is also provided for synchronizing with other converters.
  • 8.5W Dual Output (5V/12V) Universal Input AC/DC Isolated Flyback Reference Design with PSR - TIDA-00618.2 - TI Tool Folder
    TIDA-00618: The TIDA-00618 reference design is a Primary Side Regulation switcher which provides isolated dual outputs, 5V and 12V rails, with DC stacking of the secondaries to provide output voltage regulation that is equivalent to opto-coupler based solution. Low system parts count and built in advanced protection features result in a cost-effective solution with an average efficiency of nearly 75% at 230V
  • 300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design
    PMP10415: This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.
  • 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.
  • 300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design
    PMP10415.2: This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.
  • 18Vdc-60Vdc Input, 3.3V/15A Active Clamp Forward, 1/8 Brick Reference Design
    PMP8973: The PMP8973 reference design generates a 3.3V/15A output from an 18V to 60V telecom input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD16415Q5 and CSD18502Q5B, implemented as synchronous rectifiers, provides for a highly efficient design. This design is laid out in a standard eighth brick footprint and achieves peak efficiencies over 92%. It includes remote sensing of the output voltage.
  • 350W PSU with Universal AC Input and 28V Output - Reference Design
    PMP9531: High efficiency, high power factor and reliable power supply are the main focus of the PMP9531 design for motor driver applications. Transition mode (TM) power factor correction (PFC) with UCC28051 and LLC series resonant converter (SRC) with UCC25600 are applied in PMP9531. In addition, a high-side buck converter with UCC28710 is applied here as the bias supply. 93% converter efficiency is achieved at high line while still obtaining 90% converter efficiency at low line.
  • 300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design
    PMP10415.1: This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.
  • 18V-75V Input, 12V@12A Active Clamp Forward
    PMP8380: This reference design provides 12V at 12A from a wide range 18V-75V telecom input with greater than 94% efficiency. This design uses the UCC2897A active clamp controller with synchronous rectifiers for an efficient, yet cost effective solution that can operate from either a 24VDC or 48VDC input bus.
  • 8.5W Dual Output (5V/12V) Universal Input AC/DC Isolated Flyback Reference Design with PSR
    TIDA-00618.1: The TIDA-00618 reference design is a Primary Side Regulation switcher which provides isolated dual outputs, 5V and 12V rails, with DC stacking of the secondaries to provide output voltage regulation that is equivalent to opto-coupler based solution. Low system parts count and built in advanced protection features result in a cost-effective solution with an average efficiency of nearly 75% at 230V
  • 8V-36V Input 12V/7A; Active Clamp Forward Reference Design
    PMP5123: This reference design generates an isolated 12V/7A output from an 8V to 36V DC input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD19533Q5A and CSD19534Q5A allow this design to achieve a max load efficiency over 93%, with a peak efficiency of over 94%. The compact UCC27511 drivers simplify the gate drive circuitry for the synchronous rectifiers.
  • 250W Single Stage LLC-SRC Converter Reference Design
    PMP9739: The PMP9739 is a single stage LLC series resonant converter (SRC), producing up to a 250W output using UCC25600 resonant controller. With the use of single stage LLC-SRC, the converter efficiency goes up to 89% at 250W full output power.
  • 200VAC-400VAC Input, 24V 50W Output, PSR Flyback with SiC-FET Reference Design
    PMP10416: This design uses low-cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 200VAC-400VAC input range. A 24V output is generated with maximum 50W rating.
  • 2W 88-269Vac Input with Dual +3.3V and -3.3V Outputs Reference Design
    PMP9608: This reference design generates an isolated 2W dual output (+3.3V & -3.3V) from AC line 88 - 269VAC. The UCC28910 incorporates a 700V power MOSFET and PSR controller. It saves PCB space and reduces assembly time.
  • 24V/12W Off-Line DCM Flyback Converter Optimized for Zero-Power at No-Load
    PMP10927: This design features the UCC28730 flyback controller in conjunction with the UCC24650 Wake-Up monitor to provide CV, CC regulated output with ultra-low stand-by power that exceeds Level VI and CoC Tier 2 specifications for average efficiency and 10% load efficiency. Wake-up signal detection provides fast transient response to large load steps. As seen at APEC
  • USB Phone Charger (5V @ 1A) Reference Design
    PMP8757: This design demostrates a low cost solution for a 5V1A cube charger. By using primary side regulation (PSR) mode chip UCC28700, < 30-mW No-Load power is achieved, which meets 5-star rating. The overall size is compact, 22.5mm(L) x 20mm(W) x 20mm(H).
  • 18 to 72Vdc Input 12V/10A Active Clamp Forward 1/4 Brick Reference Design
    PMP8861: This reference design generates a 12V/10A output from a wide range 18V to 72V telecom input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD18533Q5A, implemented as a synchronous rectifier, provides for a highly efficient design. This design is laid out in a standard quarter brick footprint and achieves efficiencies near 95%.
  • 4.5Vin to 5.5Vin; 80Vout @ 2mA; Coupled Inductor Non-Synchronous Boost Converter
    PMP7962: A coupled inductor non-synchronous boost converter that accepts an input voltage of 4.5Vin to 5.5Vin and provides an output of 80Vout capable of delivering 2mA. This design has a very high output-to-input voltage boost ratio.
  • Low-Line Wide Input LLC Resonant Conv for Consumer Electronics (12V@10A) Reference Design
    PMP8762: The PMP8762 reference design provides a 12V/10A output from a low line-input voltage (100Vac to 132Vac) with a single LLC resonant converter stage. This design is featured with its low circuit cost, low electromagnetic interference (both conduction and radiation), and high efficiency (over 87% @ full load). This design uses the UCC25600 resonant converter controller along with UCC27702 high side gate driver to control the LLC resonant converter.
  • Small Automotive High Input Voltage 3W Isolated Flyback, 50V…600Vin to 15V@200mA Reference Design
    PMP8688: This simple isolated flyback converts 50V…600Vin to 15V@200mA. The LM5021-1 controller is suitable for green mode converters due to pulse skip mode. Since the input maximum voltage is 600V, the pulse skip mode improves the efficiency due to the reduction of the switching losses.
  • 9 to 60Vin 12Vout @ 5A Single-Phase Isolated Synchronous Flyback Converter Reference Design
    PMP9256: PMP9256 is an isolated synchronous flyback converter utilizing the LM5122 for industrial applications. The benefit of using a synchronous flyback is higher efficiency compared to a non-synchronous flyback.
  • 85-480VAC Input, Triple Ouput (12V/0.7A) AC/DC Flyback Reference Design
    PMP10344: This reference design generates three separate isolated 12V/0.77A outputs from either an 85-265VAC single phase input or a 200-480VAC-LL three phase input. The UCC28700 controls a flyback converter power stage. The primary side regulation feature of the UCC28700 eliminates the need for an optocoupler, reducing cost and complexity. The three outputs are isolated from each other and can be stacked in series to generate higher output voltages.
  • 85VAC-265VAC Input 24V/240W Output 90% Efficient PFC + LLC
    PMP5141: The PMP5141 reference design provides a 24V/10A output with power factor correction from a universal AC input voltage range. This design uses the UCC28051 to control the front end PFC boost stage. The output of the PFC is followed by a UCC25600 LLC resonant half-bridge. The total efficieny, from input to output is over 92% from a 220VAC/50Hz input and over 90% from a 120VAC/60Hz input.
  • 5V/10W Off-Line DCM Flyback Converter Optimized for Zero-Power at No-Load - Reference Design
    PMP9561: This design features the UCC28730 flyback controller in conjunction with the UCC24650 wake-up monitor to provide CV, CC regulated output with ultra-low stand-by power that exceeds Level VI and CoC Tier 2 specifications for average efficiency and 10% load efficiency. Wake-up signal detection provides fast transient response to large load steps.
  • 36V-72Vdc Input, 12V/200W Active Clamp Forward - Reference Design
    PMP3162: This reference design generates a 12V/16A output from a standard 48V DC telecom input. The UCC2897A controls an active clamp forward converter power stage. The low gate charge and low RDSon of the CSD19533Q51, implemented as self-driven synchronous rectifiers, allow this design to achieve a peak efficiency of 95%. The compact UCC27511 drivers simplify the gate drive circuitry for the synchronous rectifiers.
  • 30V-800V input to 21V@1.5A output, High Voltage Flyback Converter
    PMP7760: PMP7760 is a high voltage flyback DC-DC converter with Q100 and D100 qualification. The design includes an external bias supply to withstand 800V. LM5022 used in the circuit has additional features like an error amplifier, precision reference, line under-voltage lockout, cycle-by-cycle current limit, slope compensation, soft-start, external synchronization capability and thermal shutdown.

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