Bourns has introduced the new TLVR1005T and TLVR1105T series of multiphase coupled inductor voltage regulators (TLVR) to meet the performance demands of today's data-driven applications. These inductors feature a dual-winding design and low inductance values, providing rapid transient response and the ability to scale according to CPU, FPGA, and ASIC load requirements. The TLVR1005T and TLVR1105T series offer high current handling capabilities, with Irms up to 77 A and Isat up to 160 A, while maintaining low DC resistance (DCR) and low radiation characteristics. Their inductance ranges from 70 to 200 nH, and they operate within a temperature range of -40 to +125 ºC.
These new TLVR inductors are designed for applications in servers, workstations, data centers, storage systems, desktop computers, display adapters, and various battery-powered systems. The TLVR architecture addresses the challenges of transient response caused by sudden load increases, offering the advantages of phase coupling to achieve fast transient response without compromising critical design parameters such as board space, system efficiency, power density, or BOM cost. This enables system designers to develop robust multiphase power solutions that meet high current specifications within compact form factors.
The TLVR1005T by Bourns is a high-performance inductor designed for demanding power regulation tasks in modern applications. With a ferrite core and low inductance of 70 nH, it can handle currents up to 75 A. Its low resistance and shielded design minimize power losses and interference. Operating from -40°C to 125°C, it's compact at 0.382" x 0.185" (9.70mm x 4.70mm), making it suitable for servers, data centers, desktops, and battery-powered devices, ensuring reliable and efficient power management.
Parameter | Specification |
Manufacturer | Bourns Inc. |
Series | TLVR1005T |
Core Material | Ferrite |
Inductance | 70 nH |
Tolerance | ±10% |
Current Rating | 75 A |
Saturation Current (Isat) | 127 A |
Shielding | Shielded |
DC Resistance (DCR) | 0.125 mOhm |
Operating Temperature | -40°C to 125°C |
Dimensions (L x W) | 0.382" x 0.185" (9.70mm x 4.70mm) |
Maximum Height | 0.472" (12.00mm) |
High Current Handling Capability: Rated current of 75 A and saturation current of 127 A.
Low Inductance: Inductance of 70 nH with a tolerance of ±10%.
Low DC Resistance: DC resistance of 0.125 mOhm.
Shielded Design: Reduces electromagnetic interference.
Wide Operating Temperature Range: Suitable for environments from -40°C to 125°C.
Compact Size: Dimensions of 0.382" x 0.185" (9.70mm x 4.70mm) with a maximum height of 0.472" (12.00mm).
Ferrite Core Material: Provides excellent magnetic properties.
The Bourns TLVR1005T inductor is well-suited for a variety of high-performance applications, particularly in environments where high current capacity and efficient power regulation are critical. Key applications include:
Servers and Workstations: The TLVR1005T's high current rating and low DC resistance make it ideal for use in server and workstation power supplies, where reliable and efficient voltage regulation is crucial.
Data Centers: In data centers, the need for efficient power management is paramount. The TLVR1005T provides the necessary transient response and current handling capabilities to support the high-density power requirements of modern data centers.
Storage Systems: The inductor’s low inductance and high current capability ensure efficient power regulation in storage systems, which are essential for maintaining data integrity and performance.
Desktop Computers: For desktop computers, especially high-performance models, the TLVR1005T can help manage the power demands of CPUs and GPUs, ensuring stable operation and optimal performance.
Display Adapters: Graphics cards and display adapters benefit from the TLVR1005T’s ability to handle high currents and provide stable voltage regulation, enhancing the overall performance and reliability of these components.
Battery-Powered Systems: The TLVR1005T is suitable for various battery-operated devices, providing efficient power regulation and extending battery life by minimizing power losses.
FPGA and ASIC Applications: The TLVR1005T’s low inductance and fast transient response are ideal for FPGA and ASIC applications, where precise voltage regulation is required to maintain performance and prevent damage to sensitive components.
Download TLVR1005T datasheet PDF here>>
The TLVR1105T is a high-performance molded inductor manufactured by Bourns. With a ferrite core and an inductance of 90 nH, it's capable of handling currents up to 77 A, with a saturation current of 135 A. Its shielded design and low DC resistance of 0.125 mOhm ensure minimal interference and power loss. Operating within a wide temperature range of -40°C to 125°C, and with a surface mount mounting type, it's versatile and suitable for various applications. Its compact size of 0.461" x 0.224" (11.70mm x 5.70mm) makes it ideal for space-constrained designs.
Parameter | Specification |
Manufacturer | Bourns Inc. |
Series | TLVR1105T |
Type | Molded |
Core Material | Ferrite |
Inductance | 90 nH |
Tolerance | ±15% |
Current Rating (Amps) | 77 A |
Saturation Current (Isat) | 135 A |
Shielding | Shielded |
DC Resistance (DCR) | 0.125 mOhm |
Operating Temperature | -40°C to 125°C |
Mounting Type | Surface Mount |
Size / Dimension | 0.461" L x 0.224" W (11.70mm x 5.70mm) |
Height - Seated (Max) | 0.441" (11.20mm) |
Shielded construction for low radiation
Dual winding inductors
Extremely high current
Inductance range: 70 to 200 nH
RoHS compliant* and halogen free
Servers and workstations
Data centers
Data networking and storage systems
Notebook and desktop computers
Graphic cards and battery powered systems
Multi-phase regulators
Voltage Regulator Modules (VRMs)
Download TLVR1105T datasheet pdf>>
TLVR1005T is slightly smaller in size and has a lower inductance compared to TLVR1105T. TLVR1105T, on the other hand, has a higher inductance, tolerance, and saturation current rating. The choice between the two depends on the specific requirements of the application, such as current handling capability, space constraints, and tolerance levels.
Feature | TLVR1005T | TLVR1105T |
Inductance | 70 nH | 90 nH |
Tolerance | ±10% | ±15% |
Current Rating (Amps) | 75 A | 77 A |
Saturation Current (Isat) | 127 A | 135 A |
Type | Not specified (Likely similar to TLVR1105T's molded type) | Molded |
Size / Dimension | 0.382" L x 0.185" W (9.70mm x 4.70mm), max height 0.472" (12.00mm) | 0.461" L x 0.224" W (11.70mm x 5.70mm), max height 0.441" (11.20mm) |
Bourns Inc. is a leading manufacturer of electronic components and solutions, with a rich history dating back to its founding in 1947. Headquartered in Riverside, California, Bourns has grown into a global company with operations and manufacturing facilities in multiple countries around the world.
The company's product portfolio encompasses a wide range of electronic components, including resistive components (such as resistors, potentiometers, and trimmers), magnetics (such as inductors, transformers, and filters), circuit protection devices (such as surge arrestors, circuit breakers, and resettable fuses), sensors (such as position sensors, environmental sensors, and automotive sensors), and various other components and solutions.
Bourns serves a diverse range of industries, including automotive, consumer electronics, telecommunications, industrial, medical, and aerospace, among others. Their components are integral to the functionality and performance of countless electronic devices and systems used in everyday life, as well as in critical applications where reliability and performance are paramount.
With a strong commitment to research and development, Bourns continually innovates to meet the evolving needs of their customers and the industry as a whole. Their dedication to quality, reliability, and customer satisfaction has earned them a reputation as a trusted and preferred supplier of electronic components worldwide.
Bourns' TLVR1005T and TLVR1105T inductors are just two examples of their comprehensive product offerings, showcasing the company's commitment to delivering high-quality, innovative solutions to power the technologies of today and tomorrow.
In summary, Bourns' TLVR1005T and TLVR1105T inductors offer high-performance solutions for modern data-driven applications. With features like high current handling, low resistance, and wide temperature range operation, they cater to diverse needs from servers to battery-powered devices. Whether it's the compact TLVR1005T or the versatile TLVR1105T, Bourns provides reliable options for efficient power management in today's evolving technological landscape.
What are the TLVR1005T and TLVR1105T sensors?
The TLVR1005T and TLVR1105T are linear variable resistors (LVRs) developed by Bourns. They are compact, robust, and versatile sensors commonly used for position sensing, angle measurement, and other applications where accurate and reliable linear motion detection is required.
How do these sensors work?
The TLVR sensors are based on resistive technology, where changes in position or displacement cause a corresponding change in resistance. As the sensor moves, the resistance between the wiper and the resistive element changes linearly, providing an analog output proportional to the position or displacement of the actuator.
Are these sensors easy to integrate into existing systems?
Yes, these sensors are designed for easy integration into existing systems. They feature standard electrical interfaces and mounting options, making them compatible with various mounting configurations and allowing for straightforward installation in diverse applications.
What are the advantages of using TLVR sensors over other position sensing technologies?
TLVR sensors offer several advantages, including high accuracy, repeatability, and resolution. They also provide a simple and cost-effective solution for position sensing applications compared to alternative technologies such as optical encoders or Hall-effect sensors. Additionally, their compact size and robust construction make them suitable for use in space-constrained and harsh environments.
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