Overview
The LM3402MM/NOPB is a highly efficient LED driver module designed and manufactured by Texas Instruments. This DC/DC regulator is specifically engineered to provide a constant current for high-power LEDs, making it an ideal choice for automotive, industrial, and general lighting applications. With its compact VSSOP8_3X3MM package and surface-mount technology (SMT), the LM3402MM/NOPB offers a robust solution for designers looking to optimize space and performance in their lighting systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Pin Count | 8 | Pin | |
| Output Current | 500 | mA | |
| Type | DC/DC Regulator | ||
| Topology | Buck | ||
| Installation Type | SMT | ||
| Supply Voltage | 42 | V | |
| Internal Switch | Yes | ||
| Height | 1.10 | mm | |
| Dimensions | 3.00 x 3.00 | mm | |
| Dimming | PWM | ||
| Operating Temperature | -40 to +125 | °C | |
| Lead-Free | Yes | ||
| Output Voltage | 40 | V | |
| Package/Case | VSSOP8_3X3MM |
Key Features
- High-efficiency DC/DC regulator for high-power LEDs.
- Integrated high-side N-channel MOSFET switch with a current limit of 735 mA.
- PWM dimming for precise control of LED brightness.
- Open/short LED protection and thermal shutdown for enhanced safety.
- Compact VSSOP8_3X3MM package suitable for space-constrained applications.
Applications
The LM3402MM/NOPB is widely used in various lighting applications, including automotive headlights, industrial lighting, and general-purpose LED lighting. Its ability to provide a constant current and its robust protection features make it particularly suitable for environments where reliability and efficiency are critical. Additionally, its compact form factor and SMT compatibility allow for easy integration into modern lighting designs.
Q & A
1. What is the output current of the LM3402MM/NOPB?
The output current is 500 mA.
2. What type of regulator is the LM3402MM/NOPB?
It is a DC/DC regulator.
3. What is the supply voltage range for this module?
The supply voltage range is up to 42 V.
4. Does the LM3402MM/NOPB support dimming?
Yes, it supports PWM dimming.
5. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
6. Is the LM3402MM/NOPB lead-free?
Yes, it is lead-free.
7. What is the package type of the LM3402MM/NOPB?
It comes in a VSSOP8_3X3MM package.
8. What are the typical applications of this module?
Typical applications include automotive, industrial, and general lighting.
9. Does it have internal switch protection?
Yes, it includes an internal high-side N-channel MOSFET switch.
10. What are the dimensions of the LM3402MM/NOPB?
The dimensions are 3.00 x 3.00 mm.
