Images are for reference only
TPS61197DR
+BOMIC LED DRIVER CTRLR PWM 16SOIC
-
ManufacturerTexas Instruments
-
Mfr. Part #TPS61197DR
-
Package SOIC (D)-16
-
In Stock5511
365 Days Quality Guarantee
7*24 hours service quarantee
90-day after-sales guarantee
Genuine Product Guarantee
Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| Type | DC DC Controller |
| Topology | Step-Up (Boost) |
| InternalSwitch(s) | No |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 8V |
| Voltage-Supply(Max) | 30V |
| Voltage-Output | 8V ~ 300V |
| Frequency | 200kHz |
| Dimming | PWM |
| Applications | Backlight |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Overview
Description
The TPS61197DR is a high-efficiency, constant-current LED driver integrated circuit (IC) designed by Texas Instruments. It is primarily used for driving large arrays of LEDs in applications such as LCD backlighting in TVs and monitors. The IC operates with a wide input voltage range and features an internal MOSFET and power diode, which simplify the design and reduce external component count.
Key features of the TPS61197DR include a built-in boost converter, PWM brightness dimming, and over-voltage protection. It also offers fault protection features such as LED open/short protection and thermal shutdown. The device supports a dimming ratio of up to 10,000:1 with an external PWM signal, providing excellent brightness control.
The IC is housed in a small footprint, which makes it suitable for compact applications. Its high efficiency helps in minimizing heat and power consumption, enhancing the overall efficiency of the LED lighting system. The TPS61197DR is ideal for engineers seeking a reliable and efficient solution for driving high-brightness LEDs.
Key features of the TPS61197DR include a built-in boost converter, PWM brightness dimming, and over-voltage protection. It also offers fault protection features such as LED open/short protection and thermal shutdown. The device supports a dimming ratio of up to 10,000:1 with an external PWM signal, providing excellent brightness control.
The IC is housed in a small footprint, which makes it suitable for compact applications. Its high efficiency helps in minimizing heat and power consumption, enhancing the overall efficiency of the LED lighting system. The TPS61197DR is ideal for engineers seeking a reliable and efficient solution for driving high-brightness LEDs.
Equivalent
The TPS61197DR is a boost LED driver from Texas Instruments. Equivalent products may include:
1. LT3922 from Analog Devices
2. MAX25610A from Maxim Integrated
3. AL8860 from Diodes Incorporated
4. MP24833 from Monolithic Power Systems
These alternatives offer similar boost LED driver functionalities, but it's essential to compare specific features such as voltage, current ratings, and package type to ensure compatibility with your application.
1. LT3922 from Analog Devices
2. MAX25610A from Maxim Integrated
3. AL8860 from Diodes Incorporated
4. MP24833 from Monolithic Power Systems
These alternatives offer similar boost LED driver functionalities, but it's essential to compare specific features such as voltage, current ratings, and package type to ensure compatibility with your application.
Features
The TPS61197DR is a high-efficiency LED driver designed for backlighting applications. Key features include:
1. High Power Efficiency: It offers high conversion efficiency, optimized for LED driving.
2. Adjustable Output Voltage: The device supports a wide range of output voltages, making it versatile for different LED configurations.
3. Boost Converter: It integrates a boost converter, suitable for driving multiple LEDs in series.
4. Current Regulation: It provides precise current regulation to ensure consistent LED brightness.
5. Dimming Control: The driver supports PWM dimming, allowing for flexible brightness control.
6. Fault Protection: Features over-voltage, over-current, and thermal protection to ensure reliable operation.
7. Compact Package: Available in a small, thermally enhanced package, ideal for space-constrained designs.
8. Wide Input Voltage Range: Supports a broad input voltage range, enhancing its applicability in various systems.
9. Easy Integration: Designed for minimal external components, simplifying the integration process in designs.
These features make the TPS61197DR suitable for applications requiring efficient and reliable LED backlighting solutions.
1. High Power Efficiency: It offers high conversion efficiency, optimized for LED driving.
2. Adjustable Output Voltage: The device supports a wide range of output voltages, making it versatile for different LED configurations.
3. Boost Converter: It integrates a boost converter, suitable for driving multiple LEDs in series.
4. Current Regulation: It provides precise current regulation to ensure consistent LED brightness.
5. Dimming Control: The driver supports PWM dimming, allowing for flexible brightness control.
6. Fault Protection: Features over-voltage, over-current, and thermal protection to ensure reliable operation.
7. Compact Package: Available in a small, thermally enhanced package, ideal for space-constrained designs.
8. Wide Input Voltage Range: Supports a broad input voltage range, enhancing its applicability in various systems.
9. Easy Integration: Designed for minimal external components, simplifying the integration process in designs.
These features make the TPS61197DR suitable for applications requiring efficient and reliable LED backlighting solutions.
Pinout
The TPS61197DR is a LED driver IC manufactured by Texas Instruments. It is designed for driving high-brightness LEDs in various applications. The TPS61197DR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
Here is a brief description of the pin functions:
1. VDD: Power supply input for the IC.
2. CTRL: Used for enabling the device and PWM dimming control.
3. COMP: Compensation pin for the internal error amplifier.
4. GND: Ground connection.
5. SW: Switch pin, connected to the inductor in the boost converter.
6. FB: Feedback pin for regulating the LED current.
7. OVP: Overvoltage protection pin.
8. DRN: Drain of the internal power MOSFET, for connecting the boost inductor.
This configuration allows the TPS61197DR to efficiently regulate and drive LEDs with precision, providing features such as overvoltage protection and PWM dimming.
Here is a brief description of the pin functions:
1. VDD: Power supply input for the IC.
2. CTRL: Used for enabling the device and PWM dimming control.
3. COMP: Compensation pin for the internal error amplifier.
4. GND: Ground connection.
5. SW: Switch pin, connected to the inductor in the boost converter.
6. FB: Feedback pin for regulating the LED current.
7. OVP: Overvoltage protection pin.
8. DRN: Drain of the internal power MOSFET, for connecting the boost inductor.
This configuration allows the TPS61197DR to efficiently regulate and drive LEDs with precision, providing features such as overvoltage protection and PWM dimming.
Manufacturer
The TPS61197DR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic devices across various industries. TI is known for its analog and embedded processing products and operates in sectors such as automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The TPS61197DR is a high-efficiency white LED driver commonly used in backlighting applications. Its primary application areas include:
1. LCD Display Backlighting: Provides illumination for LCD screens in devices such as TVs, monitors, and laptops.
2. Signage and Advertising Displays: Used in LED billboard and signage lighting due to its efficiency and reliability.
3. Automotive Lighting: Useful in automotive interior and dashboard lighting systems.
4. Portable Device Backlighting: Powers LEDs in portable electronic devices like tablets and smartphones.
5. Industrial Lighting: Suitable for industrial display backlighting and instrumentation panels.
The device is valued for its ability to deliver consistent brightness and extended battery life in portable applications.
1. LCD Display Backlighting: Provides illumination for LCD screens in devices such as TVs, monitors, and laptops.
2. Signage and Advertising Displays: Used in LED billboard and signage lighting due to its efficiency and reliability.
3. Automotive Lighting: Useful in automotive interior and dashboard lighting systems.
4. Portable Device Backlighting: Powers LEDs in portable electronic devices like tablets and smartphones.
5. Industrial Lighting: Suitable for industrial display backlighting and instrumentation panels.
The device is valued for its ability to deliver consistent brightness and extended battery life in portable applications.
Package
The TPS61197DR is a boost LED driver IC from Texas Instruments, packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package, designated by the "DR" suffix. This package type is suitable for surface mounting on printed circuit boards, offering a compact form factor and efficient thermal performance.
