LP2997MX/NOPB

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LP2997MX/NOPB

IC REGULATOR DDR-II TERM 8-SOIC

  • 제조업체
  • Mfr.부분 #LP2997MX/NOPB
  • 패키지 SOIC (D)-8
  • 데이터시트
  • 재고 있음4528

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사양

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Applications DDR-II Terminator
Current-Supply 320µA
Voltage-Supply 2.2V ~ 5.5V
OperatingTemperature 0°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

개요

Description

The LP2997MX/NOPB is a linear regulator designed for applications requiring precise voltage regulation. It's part of Texas Instruments' LP2997 series, often used in DDR memory systems. The device provides a simple solution for generating the termination voltage required for DDR, DDR2, DDR3, and DDR4 memory interfaces.
Key features include:
1. Input Voltage Range: It operates over a wide input voltage range, providing flexibility in various power supply designs.
2. Output Voltage: The output voltage is typically set to half of the input supply voltage, which is crucial for memory termination applications.
3. Load Regulation: The LP2997 offers tight load regulation, ensuring stable output even with varying load conditions, a critical requirement for memory terminators.
4. Low Dropout: Designed with low dropout voltage, it enhances efficiency and performance.
5. Thermal Protection: Integrated thermal shutdown protects the device from overheating, enhancing reliability.
6. Compact Package: The device is available in compact packages, making it suitable for space-constrained applications.
Overall, the LP2997MX/NOPB is ideal for applications demanding reliable and efficient power supply solutions in memory modules.

Features

The LP2997MX/NOPB is a linear DDR termination regulator designed to meet the stringent requirements of DDR memory systems, including DDR-I, DDR-II, and DDR-III. Key features include:
1. Input Voltage Range: Operates from a wide input voltage range to accommodate different power supply scenarios.
2. Output Voltage Tracking: Offers excellent tracking of the VTT output voltage with the reference voltage, ensuring compatibility with memory systems.
3. Low Output Voltage: Provides low output voltage, critical for modern low-voltage memory systems.
4. Fast Transient Response: The design includes fast transient response capability to meet the quick changes in load demanded by high-speed memory.
5. Efficiency: High efficiency over a broad load range, minimizing power loss and thermal output.
6. Thermal Performance: Built-in thermal protection to prevent overheating, enhancing reliability.
7. Package: Available in a space-saving package suitable for high-density PCBs.
These features enable the LP2997MX/NOPB to support reliable memory termination while maintaining efficiency and performance across various computing applications.

Package

The LP2997MX/NOPB is a DDR termination regulator available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type is suitable for surface mounting on PCBs and provides a reliable thermal performance for the device.

Pinout

The LP2997MX/NOPB is a Linear Technology DDR termination regulator, typically used in memory modules. It comes in an 8-pin SOIC package. Here's a brief overview of its pin functions:
1. VDDQ (Pin 1): Power supply for the DDR memory.
2. VREF (Pin 2): Reference voltage output, typically VDDQ/2, used for memory termination.
3. VTT (Pin 3): Output termination voltage, follows VREF to provide the termination voltage for DDR memory.
4. GND (Pin 4): Ground connection.
5. VTTSNS (Pin 5): Sense pin for VTT, used for improved load regulation.
6. VDDQIN (Pin 6): Input voltage pin for VDDQ.
7. EN (Pin 7): Enable pin, used to turn the regulator on or off.
8. NC (Pin 8): No connection.
The LP2997MX/NOPB is designed to provide precise DDR termination voltages and can handle both sourcing and sinking currents to maintain proper termination levels.

Manufacturer

The LP2997MX/NOPB is manufactured by Texas Instruments. Texas Instruments is a well-established American technology company that designs and manufactures semiconductors and various integrated circuits. They are prominent in the fields of analog electronics and embedded processing, providing products and solutions for a wide array of industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The LP2997MX/NOPB is primarily used in applications that require termination solutions for DDR, DDR2, and DDR3 memory systems. It is suitable for use in computing devices such as servers, desktops, and laptops to ensure proper memory function and stability. Additionally, it can be applied in telecommunications equipment and other electronic devices that utilize these memory standards to provide efficient power management and signal integrity.

Equivalent

The LP2997MX/NOPB is a DDR termination regulator commonly used in memory applications. Equivalent products with similar functionality can include the TPS51200 from Texas Instruments, the AP2305 from Diodes Incorporated, and the RT9199 from Richtek. These components serve similar roles in providing appropriate voltage regulation for DDR memory systems. Always confirm specific electrical characteristics and pin compatibility before substituting components.

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