Overview
The CAT4137TD-GT3 is a CMOS boost converter integrated circuit designed by onsemi, specifically tailored for driving white LEDs. This component is part of the CAT4137 series and is packaged in a TSOT-23-5 package. It is known for its high efficiency and versatility in LED lighting applications.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage - Min | 2.2 V |
| Input Voltage - Max | 5.5 V |
| Output Voltage | 24 V |
| Output Current / Channel | 30 mA |
| Frequency | 1 MHz |
| Operating Temperature - Min | -40°C |
| Operating Temperature - Max | +85°C |
| Dimming | Analog, PWM |
| Package | TSOT-23-5 |
Key Features
- High efficiency CMOS boost converter for driving white LEDs.
- Supports analog and PWM dimming for flexible brightness control.
- Operates over a wide input voltage range from 2.2 V to 5.5 V.
- Output voltage up to 24 V and output current up to 30 mA.
- High switching frequency of 1 MHz.
- Compact TSOT-23-5 package for space-saving designs.
- RoHS compliant.
Applications
The CAT4137TD-GT3 is primarily used in LED lighting applications, including but not limited to:
- Portable electronics such as smartphones and tablets.
- Automotive lighting systems.
- General lighting solutions like LED strips and modules.
- Display backlighting in LCDs and other display technologies.
Q & A
- What is the input voltage range of the CAT4137TD-GT3?
The input voltage range is from 2.2 V to 5.5 V. - What is the maximum output voltage of the CAT4137TD-GT3?
The maximum output voltage is 24 V. - What is the maximum output current per channel of the CAT4137TD-GT3?
The maximum output current per channel is 30 mA. - What is the switching frequency of the CAT4137TD-GT3?
The switching frequency is 1 MHz. - Does the CAT4137TD-GT3 support dimming?
Yes, it supports both analog and PWM dimming. - What is the package type of the CAT4137TD-GT3?
The package type is TSOT-23-5. - Is the CAT4137TD-GT3 RoHS compliant?
Yes, it is RoHS compliant. - What are the operating temperature ranges for the CAT4137TD-GT3?
The operating temperature range is from -40°C to +85°C. - What are typical applications for the CAT4137TD-GT3?
Typical applications include portable electronics, automotive lighting, general lighting solutions, and display backlighting. - Where can I find detailed specifications for the CAT4137TD-GT3?
Detailed specifications can be found in the datasheet available on official websites like onsemi, or through distributors such as Mouser, Digi-Key, and LCSC.
