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TPS92512DGQR
+БОМIC LED DRVR RGLTR PWM 10HVSSOP
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ПроизводительТехасские инструменты
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Мфр. Часть #TPS92512DGQR
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В наличии9973
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| Internal Switch(s) | Yes |
| Number of Outputs | 1 |
| Voltage - Supply (Min) | 4.5V |
| Voltage - Supply (Max) | 42V |
| Voltage - Output | 45V |
| Current - Output / Channel | 2.5A (Switch) |
| Frequency | 2MHz |
| Dimming | PWM |
| Applications | Lighting |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 10-HVSSOP |
| Base Product Number | TPS92512 |
Обзор
Description
Key features include a high efficiency of up to 95%, which helps to minimize heat generation and improve reliability. It supports PWM dimming for flexible brightness control and has built-in protection mechanisms such as over-voltage, over-current, and thermal shutdown. The device can operate in both boost and buck-boost configurations, allowing for versatile applications.
The TPS92512DGQR is housed in a compact HTQFP package, facilitating easy integration into various designs. Its robust performance and features make it an excellent choice for engineers looking to implement efficient LED lighting solutions.
Equivalent
Features
1. Constant Current Control: Provides accurate LED current regulation with a programmable output current up to 1A.
2. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for various power supply environments.
3. High Efficiency: Achieves efficiency greater than 90%, which helps in reducing heat generation and improving thermal management.
4. Adjustable Switching Frequency: Supports frequencies from 100kHz to 1MHz, allowing for optimization of size and performance.
5. Thermal Protection: Integrated thermal shutdown feature prevents overheating during operation.
6. Dimming Capability: Supports PWM dimming for flexible light intensity control.
7. Built-In Protection Features: Includes overvoltage protection, undervoltage lockout, and open/short-circuit protection for enhanced reliability.
These features make the TPS92512DGQR ideal for automotive, industrial, and architectural lighting solutions.
Pinout
### Pin Count:
- Total Pins: 8
### Pin Functions:
1. VIN: Supply voltage input.
2. GND: Ground reference.
3. SW: Switch node for connecting the inductor.
4. CSN: Current sense negative input for regulating output current.
5. CSP: Current sense positive input.
6. COMP: Compensation network for stability.
7. Rset: Resistor for setting the output current.
8. EN: Enable pin to turn the device on or off.
This configuration allows for flexible design in LED applications while ensuring efficient operation and precise current regulation.
Manufacturer
The TPS92512 is specifically a high-efficiency LED driver designed for driving multiple LEDs in applications like general lighting and automotive lighting. Texas Instruments is recognized for its commitment to innovation and engineering excellence, providing comprehensive support and resources for customers in various sectors. With a global presence, TI continues to play a significant role in advancing technology and providing solutions that enhance the performance of electronic systems.