Specifications
| Attribute | Value |
| Package | Bulk,Tube |
| ProductStatus | Active |
| Applications | Converter, DDR |
| Voltage-Input | 4.75V ~ 5.25V |
| NumberofOutputs | 1 |
| Voltage-Output | 1.2V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 10-PowerTFSOP, 10-MSOP (0.118, 3.00mm Width) |
Overview
Description
The TPS51100DGQ is a power management integrated circuit (PMIC), specifically designed as a low-dropout linear regulator and load switch. It is part of the TPS51100 series from Texas Instruments. This device is typically used in applications requiring efficient power distribution and regulation, such as in computer motherboards or portable devices.
Key features of the TPS51100DGQ include:
1. DDR Termination: It is commonly employed for DDR (Double Data Rate) memory termination, providing a steady, low-noise voltage supply essential for such high-speed memory modules.
2. Low Dropout Voltage: The circuit allows for a minimal voltage difference between input and output, improving efficiency and reducing power loss.
3. Over-Current Protection: It features robust protection mechanisms to prevent damage due to over-current conditions, ensuring reliability.
4. Thermal Shutdown: In the event of excessive temperatures, the device is designed to shut down, protecting the circuit from thermal damage.
5. Compact Package: Offered in a compact MSOP package, it saves space on the PCB, making it suitable for compact designs.
Overall, the TPS51100DGQ is valued for its efficiency and reliability in power-sensitive applications.
Key features of the TPS51100DGQ include:
1. DDR Termination: It is commonly employed for DDR (Double Data Rate) memory termination, providing a steady, low-noise voltage supply essential for such high-speed memory modules.
2. Low Dropout Voltage: The circuit allows for a minimal voltage difference between input and output, improving efficiency and reducing power loss.
3. Over-Current Protection: It features robust protection mechanisms to prevent damage due to over-current conditions, ensuring reliability.
4. Thermal Shutdown: In the event of excessive temperatures, the device is designed to shut down, protecting the circuit from thermal damage.
5. Compact Package: Offered in a compact MSOP package, it saves space on the PCB, making it suitable for compact designs.
Overall, the TPS51100DGQ is valued for its efficiency and reliability in power-sensitive applications.
Equivalent
The TPS51100DGQ is a dual-channel, low-dropout (LDO) linear regulator from Texas Instruments. Equivalent products include:
1. LT1763 from Analog Devices: Offers similar low dropout performance.
2. MIC5205 from Microchip Technology: Another LDO with comparable features.
3. NCP1117 from ON Semiconductor: Commonly used LDO regulator.
4. AP7331 from Diodes Incorporated: Provides similar functionalities.
Ensure compatibility with your specific application requirements when choosing an alternative.
1. LT1763 from Analog Devices: Offers similar low dropout performance.
2. MIC5205 from Microchip Technology: Another LDO with comparable features.
3. NCP1117 from ON Semiconductor: Commonly used LDO regulator.
4. AP7331 from Diodes Incorporated: Provides similar functionalities.
Ensure compatibility with your specific application requirements when choosing an alternative.
Features
The TPS51100DGQ is a linear regulator specifically designed for DDR memory termination. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 2.3V to 3.5V.
2. Output Voltage: Capable of tracking a reference voltage with a 0.5V to 2.5V range, suitable for DDR, DDR2, DDR3, and LPDDR memory applications.
3. Sink/Source Capability: Provides both sink and source current capabilities to effectively manage power requirements of memory termination.
4. Low Output Voltage Offset: Ensures accuracy with a low voltage offset, promoting stability and performance.
5. Fast Transient Response: Designed to handle quick changes in load conditions efficiently.
6. Current Limiting: Includes over-current protection for enhanced safety and reliability.
7. Thermal Shutdown: Equipped with thermal protection to prevent damage from overheating.
8. Power-Save Mode: Offers improved efficiency during low-load conditions.
9. Package: Available in a compact MSOP-10 package, facilitating space-saving designs in mobile and compact applications.
These features make the TPS51100DGQ ideal for applications requiring reliable and efficient memory termination.
1. Input Voltage Range: Supports a wide input voltage range from 2.3V to 3.5V.
2. Output Voltage: Capable of tracking a reference voltage with a 0.5V to 2.5V range, suitable for DDR, DDR2, DDR3, and LPDDR memory applications.
3. Sink/Source Capability: Provides both sink and source current capabilities to effectively manage power requirements of memory termination.
4. Low Output Voltage Offset: Ensures accuracy with a low voltage offset, promoting stability and performance.
5. Fast Transient Response: Designed to handle quick changes in load conditions efficiently.
6. Current Limiting: Includes over-current protection for enhanced safety and reliability.
7. Thermal Shutdown: Equipped with thermal protection to prevent damage from overheating.
8. Power-Save Mode: Offers improved efficiency during low-load conditions.
9. Package: Available in a compact MSOP-10 package, facilitating space-saving designs in mobile and compact applications.
These features make the TPS51100DGQ ideal for applications requiring reliable and efficient memory termination.
Pinout
The TPS51100DGQ is a linear regulator designed by Texas Instruments, typically used for DDR memory applications. It comes in a 10-pin MSOP PowerPAD package.
Key functions of the TPS51100 include:
- A built-in 1-A sink/source low-dropout regulator (LDO) for generating the DDR memory termination voltage.
- High-speed differential amplifier to provide excellent load regulation.
- Supports both DDR, DDR2, and DDR3 memory applications by generating a termination voltage equal to VDDQ/2.
- Built-in power MOSFETs for both sourcing and sinking current.
- Features like soft-start, power-good signal, and current limiting for protection.
The device's layout includes pins for VDDQ (supply voltage), VTT (termination output), VREF (reference voltage), and various other control and power supply connections. The PowerPAD package enhances thermal performance. Always refer to the specific datasheet for detailed pin functions and descriptions.
Key functions of the TPS51100 include:
- A built-in 1-A sink/source low-dropout regulator (LDO) for generating the DDR memory termination voltage.
- High-speed differential amplifier to provide excellent load regulation.
- Supports both DDR, DDR2, and DDR3 memory applications by generating a termination voltage equal to VDDQ/2.
- Built-in power MOSFETs for both sourcing and sinking current.
- Features like soft-start, power-good signal, and current limiting for protection.
The device's layout includes pins for VDDQ (supply voltage), VTT (termination output), VREF (reference voltage), and various other control and power supply connections. The PowerPAD package enhances thermal performance. Always refer to the specific datasheet for detailed pin functions and descriptions.
Manufacturer
The TPS51100DGQ is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide variety of electronic applications. TI is one of the top semiconductor companies in the world, known for its development of analog chips and embedded processors, which are utilized in industries such as automotive, industrial, consumer electronics, and communications equipment. Founded in 1930 and headquartered in Dallas, Texas, the company has a long history of innovation in the electronics sector.
Application
The TPS51100DGQ is designed primarily for power management applications in computing and consumer electronics. It is commonly used in applications requiring DDR memory power solutions, such as desktop and notebook computers. The device provides a sink/source low dropout (LDO) voltage regulator that is suitable for powering DDR, DDR2, DDR3, and DDR4 memory terminators. It ensures efficient power supply with fast transient response, making it ideal for systems with varying load demands. Additionally, the TPS51100DGQ is used in servers, workstations, and embedded systems where reliable memory power is essential. Its compact size makes it suitable for space-constrained applications.
Package
The TPS51100DGQ is typically housed in an 8-pin HVSSOP (High Voltage Shrink Small Outline Package) or MSOP (Mini Small Outline Package) PowerPAD package, which enhances thermal performance by allowing heat dissipation through an exposed pad.
