Overview
The LED2000DR from STMicroelectronics is a highly efficient and versatile LED driver IC designed to operate as a precise constant current source. This monolithic step-down DC-DC converter features a fixed switching frequency of 850 kHz, making it suitable for a wide range of lighting applications. The device is packaged in an 8-SOIC (Small Outline Integrated Circuit) case, which is surface mountable, enhancing its usability in compact designs.
Key Specifications
| Parameter | Value |
|---|---|
| Device Topology | Buck (Step Down) |
| Switching Frequency | 850 kHz |
| Input Voltage Range | 3 V to 18 V |
| Output Current | Up to 3 A |
| Operating Temperature | -40°C to 150°C (TJ) |
| Package / Case | 8-SOIC (Surface Mount) |
| Dimming Method | PWM (Pulse Width Modulation) |
Key Features
- Precise constant current source operation
- Fixed 850 kHz switching frequency
- Peak current mode control
- PWM dimming capability
- High efficiency step-down DC-DC conversion
- Compact 8-SOIC surface mount package
Applications
- General Lighting
- Signage and Display Lighting
- Automotive Lighting Systems
- Industrial Lighting Solutions
- Consumer Electronics with LED Lighting
Q & A
- What is the primary function of the LED2000DR? The LED2000DR is designed to operate as a precise constant current source for LED lighting applications.
- What is the switching frequency of the LED2000DR? The switching frequency is fixed at 850 kHz.
- What is the input voltage range for the LED2000DR? The input voltage range is from 3 V to 18 V.
- What is the maximum output current of the LED2000DR? The maximum output current is up to 3 A.
- What is the operating temperature range for the LED2000DR? The operating temperature range is from -40°C to 150°C (TJ).
- What type of dimming does the LED2000DR support? The LED2000DR supports PWM (Pulse Width Modulation) dimming.
- In what package is the LED2000DR available? The LED2000DR is available in an 8-SOIC (Small Outline Integrated Circuit) surface mount package.
- What are some common applications for the LED2000DR? Common applications include general lighting, signage, automotive lighting, industrial lighting, and consumer electronics with LED lighting.
- Is the LED2000DR suitable for high-temperature environments? Yes, the LED2000DR can operate in temperatures up to 150°C (TJ).
- Does the LED2000DR support peak current mode control? Yes, the LED2000DR supports peak current mode control.
