TPS92512DGQR

Name: TPS92512DGQR
Brand: Texas Instruments
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

Versatile lighting solution

3,555 Effective Inventory

TPS92512DGQR

Effective Inventory3,555

Versatile lighting solution

Manufacturer Part # : TPS92512DGQR
Package/Case: HVSSOP (DGQ)-10
Brand: Texas Instruments
Product Categories : LED Drivers
Series : TPS92512

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About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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TPS92512DGQR DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$5.696	$5.70
10	$5.278	$52.78
30	$5.030	$150.90
100	$4.779	$477.90

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

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TPS92512DGQR Details

The TPS92512DGQR is a robust 42-V 2.5-A buck current regulator from Texas Instruments, designed for efficient LED driving and precise current regulation in various applications. This device features an integrated 200-mΩ high-side MOSFET, adjustable voltage reference, and dedicated PWM dimming input, making it suitable for residential, commercial, and industrial lighting fixtures.

Pinout

VIN+: Input Voltage (4.5 V to 42 V)
VIN-: Input Voltage Ground
OUT+: Output Voltage (0 V to 42 V)
OUT-: Output Voltage Ground
EN+: Enable Input (Active High)
FB+: Feedback Input
GND+: Ground

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

Key Features

42-V input voltage range for wide operating flexibility
2.5-A output current capability for high-power LED driving
Adjustable voltage reference (0 V to 1.25 V) for precise current regulation
Dedicated PWM dimming input for efficient LED dimming control
Integrated 200-mΩ high-side MOSFET for low RDS(on) and high efficiency

Applications

The TPS92512DGQR is suitable for various applications that require efficient LED driving, precise current regulation, and wide operating voltage range. Some examples include:

Residential lighting fixtures (e.g., ceiling lights, table lamps)
Commercial lighting fixtures (e.g., office lighting, retail displays)
Industrial lighting fixtures (e.g., factory lighting, warehouse lighting)

Where to Use

The TPS92512DGQR is suitable for applications that require efficient LED driving and precise current regulation. It can be used in various environments, including:

Indoor lighting applications (e.g., residential, commercial)
Outdoor lighting applications (e.g., industrial, infrastructure)

How to Use

To use the TPS92512DGQR, follow these steps:

Connect the VIN+ and VIN- pins to your power supply.
Connect the OUT+ and OUT- pins to your LED load.
Apply a PWM signal to the EN+ pin to control the output current.
Monitor the FB+ pin to adjust the output voltage as needed.

Application Circuit

The application circuit diagram for the TPS92512DGQR illustrates how to connect the device to your LED load and power supply. It includes connections for input voltage, output voltage, enable input, and feedback input.

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

Equivalents

TPS92512DRP: A similar buck current regulator from Texas Instruments with comparable features and performance.
LTC3781: An alternative buck current regulator from Linear Technology with equivalent functionality.

Complementary

The TPS92512DGQR can be complemented by the TPS92612DGQR, which offers additional features such as higher output current capability and enhanced thermal performance, suitable for more demanding LED driving applications.

When selecting complementary devices, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum output current capability of the TPS92512DGQR?

A: The TPS92512DGQR has a maximum output current capability of 2.5 A.

Q: Can the TPS92512DGQR be used in outdoor lighting applications?

A: Yes, the TPS92512DGQR is suitable for outdoor lighting applications due to its wide operating voltage range and high reliability.

Specifications

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

Input voltage type	DC/DC	Topology	Buck
Vin (min) (V)	4.5	Vin (max) (V)	42
Vout (max) (V)	40	Vout (min) (V)	0.2
Iout (max) (A)	2.5	Iq (typ) (mA)	0.337
Features	Adjustable Switch Frequency, Enable/Shutdown, Integrated Switch, Synchronization Pin, Thermal shutdown	Operating temperature range (°C)	-40 to 125
Dimming method	Analog, PWM	Number of channels	1
Rating	Catalog

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification TPS92512DGQR PDF Download

FAQs

What is TPS92512DGQR?

The TPS92512DGQR is a high-power constant current LED driver integrated circuit developed by Texas Instruments. It is designed for driving high-brightness LEDs in applications such as automotive lighting, signage, and industrial lighting.

How Does TPS92512DGQR Work?

The TPS92512DGQR operates by providing a constant current output to LED strings, ensuring consistent brightness and color accuracy. It features a PWM dimming control and adjustable current regulation, allowing dynamic control of LED brightness. The driver also includes protection features such as thermal shutdown and overvoltage protection for reliable operation.

How Many Pins does TPS92512DGQR have and What are the Functions of the Pinout Configuration?

The TPS92512DGQR is housed in a 10-pin VSSOP (Very Small Outline Package) package. The pinout configuration includes:

VCC: Power supply pin for internal circuitry.
VLED: Power supply pin for LED strings.
EN/UVLO: Enable and undervoltage lockout pin.
PWM: PWM dimming control input pin.
COMP: Compensation pin for stability control.
FB: Feedback pin for current regulation adjustment.
IN: Input pin for external supply voltage.
OUT: Output pin for driving LED strings.

What are the Pros and Cons of TPS92512DGQR?

Pros:

High Power Capability: Capable of driving high-power LED applications.
Constant Current Output: Ensures uniform brightness and color consistency in LED lighting systems.
Dimming Control: Supports PWM dimming for dynamic lighting effects.
Protection Features: Includes thermal shutdown and overvoltage protection for system reliability.
Compact Package: The 10-pin VSSOP package offers space-efficient design options.

Cons:

External Components: May require additional external components for specific LED configurations.
Complexity: Requires careful design considerations for optimal performance in LED lighting systems.
Thermal Management: High-power applications may necessitate efficient thermal dissipation.

Are There Any Equivalents/Alternatives to TPS92512DGQR for Recommendation?

The LT3952 from Analog Devices is a similar high-power LED driver IC with versatile features.
Alternatives to the TPS92512DGQR include the AL8862 from Diodes Incorporated and the MP4007 from Monolithic Power Systems.