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TPS92691PWPR
+NomenclatureIC LED DRIVER CTRLR PWM 16HTSSOP
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FabricantTexas Instruments
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Pièce fabricant #TPS92691PWPR
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Package HTSSOP-16
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En stock7424
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | DC DC Controller |
| Topology | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) |
| InternalSwitch(s) | No |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 4.5V |
| Voltage-Supply(Max) | 65V |
| Voltage-Output | 65V |
| Frequency | 80kHz ~ 700kHz |
| Dimming | Analog, PWM |
| Applications | Lighting |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerTSSOP (0.173, 4.40mm Width) |
Présentation
Description
The TPS92691 features a wide input voltage range and provides a robust solution for driving high-power LEDs with precision and efficiency. It operates in a constant current mode, ensuring consistent LED brightness regardless of input voltage fluctuations. The device supports both analog and PWM dimming, allowing for versatile brightness control.
Key features include:
- Wide input voltage range: suitable for automotive environments.
- High output current capability: can drive multiple LEDs in series.
- Adjustable switching frequency: optimizes efficiency and EMI performance.
- Integrated protection mechanisms: includes over-voltage, over-current, and thermal shutdown protections.
The TPS92691PWPR package is a thermally enhanced PowerPAD™ design, promoting effective heat dissipation. This LED driver is an ideal choice for automotive manufacturers seeking reliable and efficient lighting solutions.
Equivalent
1. LT3743 by Analog Devices: A high-current, high-efficiency LED driver.
2. LM3409 by Texas Instruments: A high-power, constant current LED driver.
3. MAX16834 by Maxim Integrated: A high-voltage, step-down LED driver.
4. NCL30160 by ON Semiconductor: A high-efficiency, constant-current buck LED driver.
These alternatives offer similar functionalities for driving high-brightness LEDs in various applications.
Features
1. Wide Input Voltage Range: Supports 4.5 V to 65 V, suitable for various applications.
2. High-Side Current Sense: Enhances accuracy and efficiency in current regulation.
3. Adjustable Switching Frequency: Allows optimization of size and efficiency, ranging from 100 kHz to 2.5 MHz.
4. Dimming Options: Provides PWM dimming and analog dimming for flexible brightness control.
5. Robust Protection: Includes features like overcurrent protection, overvoltage protection, and thermal shutdown.
6. Spread Spectrum Frequency Modulation: Reduces electromagnetic interference (EMI).
7. Soft Start: Minimizes inrush current during power-up.
8. Fault Indicator: Offers diagnostic capabilities with a dedicated fault pin.
9. Compact Package: Available in a 16-pin HTSSOP package, optimizing space in design.
10. Automotive-Grade Reliability: Built to withstand harsh conditions, meeting automotive standards.
These attributes make the TPS92691PWPR an excellent choice for efficient and reliable LED lighting solutions.
Pinout
Here are its key functions:
1. Current Regulation: It provides accurate current regulation for driving LEDs, making it suitable for consistent brightness and color in LED lighting applications.
2. Wide Input Voltage Range: The device supports a wide input voltage range, which allows flexibility in various applications.
3. Fault Protection: Features fault protection mechanisms such as overvoltage, undervoltage, overcurrent, and overtemperature protection, ensuring robust performance and reliability.
4. Dimming Control: Supports both PWM and analog dimming for flexible brightness control.
5. Efficiency: Designed to optimize efficiency, reducing power loss and heat generation.
This combination of features makes it ideal for use in automotive, industrial, and architectural lighting solutions.