TPS51219RTER

Name: TPS51219RTER
Brand: Texas Instruments
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

Switching Controllers High Perf,Sgl Sync Step-Down Controller

7,063 Effective Inventory

TPS51219RTER

Effective Inventory7,063

Switching Controllers High Perf,Sgl Sync Step-Down Controller

Manufacturer Part # : TPS51219RTER
Package/Case: WQFN-16
Part Status : ACTIVE
Brand: Texas Instruments
Product Categories : DC DC Switching Controllers
Series : TPS51219
RoHS:

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TPS51219RTER DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$1.002	$1.00
10	$0.796	$7.96
30	$0.683	$20.49
100	$0.557	$55.70
500	$0.499	$249.50
1000	$0.473	$473.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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TPS51219RTER Details

The TPS51219RTER is a DDR termination regulator from Texas Instruments, designed to provide a stable power supply to DDR memory modules. This device features a wide input voltage range and advanced power management features, making it ideal for use in high-performance computing systems and motherboards. Its compact package allows for efficient use of space in modern electronic designs.

Pinout

1 (VREF): Reference Voltage Output
2 (VIN): Input Voltage Supply
3 (GND): Ground
4 (SW): Switching Node
5 (BOOT): Bootstrap Capacitor Connection
6 (AGND): Analog Ground
7 (VDD): Output Voltage Supply
8 (ENABLE): Device Enable Control

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Wide Input Voltage Range: Supports input voltage from 3V to 30V, suitable for various applications.
High Efficiency: Provides high efficiency operation with a low quiescent current for energy-saving applications.
Integrated Power FETs: Eliminates the need for external power MOSFETs, simplifying design and minimizing board space.
Temperature Protection: Features built-in thermal shutdown to prevent overheating and damage.
Fast Transient Response: Ensures quick regulation to voltage changes, providing stable performance for DDR memory.

Application

DDR Memory Termination: Ideal for powering DDR2, DDR3, and DDR4 memory modules.
Motherboards: Used in motherboards for stable power supply and efficient power management.
Networking Equipment: Suitable for networking devices that require reliable and efficient memory power supply.

Where to Use

The TPS51219RTER is suitable for applications that require efficient DDR memory termination. It is commonly used in computing systems, motherboards, and network equipment to ensure stable and reliable operation during high-performance tasks.

How to Use

Connect the TPS51219RTER to your DDR memory module by wiring the VIN pin to a suitable power supply and connecting the VDD output to the memory's power input. Ensure proper connections to the GND and SW pins to facilitate stable operation. Refer to the datasheet for detailed usage instructions and recommendations for optimal performance.

Application Circuit

The application circuit diagram for the TPS51219RTER illustrates how to connect the DDR termination regulator to a DDR memory module, including the power supply, output connections, and GND references, ensuring reliable power delivery.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

TPS51220: A similar DDR termination regulator offering comparable performance features.
LMZ31710: An alternative power management solution with similar voltage regulation capabilities.

Complementary

The TPS51219RTER can be complemented by the TPS51218RTER, which provides additional features such as adjustable voltage regulation, suitable for varying application requirements.

When selecting complementary devices, ensure that their specifications and performance align with your specific power management needs for optimal system efficiency.

Frequently Asked Questions

Q: What is the maximum input voltage for the TPS51219RTER?

A: The TPS51219RTER can support input voltages up to 30V. For more details, refer to the datasheet for specific limits.

Q: Can the TPS51219RTER be used in high-temperature environments?

A: Yes, the TPS51219RTER is designed to operate over a wide temperature range; however, ensure that the operation is within the specified limits for reliable performance.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Vin (min) (V)	3	Vin (max) (V)	28
Vout (min) (V)	0.5	Vout (max) (V)	2
Iout (max) (A)	20	Iq (typ) (mA)	0.56
Switching frequency (min) (kHz)	300	Switching frequency (max) (kHz)	670
Features	Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up, Synchronous Rectification	Operating temperature range (°C)	-40 to 85
Regulated outputs (#)	1	Number of phases	1
Rating	Catalog	Control mode	D-CAP, D-CAP2
Type	Controller

FAQs

What is TPS51219RTER?

The TPS51219RTER is a synchronous step-down DC-DC converter designed by Texas Instruments. It is specifically optimized for powering high-performance processors in laptops, tablets, and other mobile computing devices. The converter provides high efficiency and accurate voltage regulation for advanced power management applications.

How Does TPS51219RTER Work?

The TPS51219RTER operates as a synchronous step-down converter, converting a higher input voltage to a lower output voltage efficiently. It utilizes pulse-width modulation (PWM) control to regulate the output voltage and maintain stability under varying load conditions. The converter features integrated power MOSFETs for improved performance and thermal management.

How Many Pins does TPS51219RTER have and What are the Functions of the Pinout Configuration?

The TPS51219RTER is housed in a 24-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

VIN: Input voltage pin.
BST: Bootstrap capacitor pin for high-side gate driver.
SW: Switch node connection for the inductor.
GND: Ground connection.
FB: Feedback pin for output voltage regulation.
EN: Enable pin for turning the converter on and off.
PGOOD: Power good indicator output pin.
VOUT: Regulated output voltage pin.

What are the Pros and Cons of TPS51219RTER?

Pros:

High Efficiency: Provides high conversion efficiency for optimized power delivery.
Integrated MOSFETs: Features integrated power MOSFETs for improved thermal performance and space saving.
Wide Input Voltage Range: Supports a wide input voltage range, enhancing compatibility with various systems.
Programmable Soft Start: Includes a programmable soft-start feature for controlled power-up sequencing.
Protection Features: Offers protection against overcurrent, overvoltage, and thermal shutdown for reliable operation.

Cons:

Complexity: Synchronous DC-DC converters like the TPS51219RTER may require careful design considerations for optimal performance.
External Components: Additional external components such as inductors and capacitors may be needed for proper operation.
Cost: High-performance power management ICs like the TPS51219RTER may come at a higher cost compared to basic regulators.

Are There Any Equivalents/Alternatives to TPS51219RTER for Recommendation?

The TPS51604 from Texas Instruments is a similar synchronous step-down converter designed for high-current applications.
Alternatives to the TPS51219RTER include the ADP2384 from Analog Devices and the ISL95812 from Intersil.