CAT4002ATD-GT3
Manufacturer: onsemi (formerly Catalyst Semiconductor)
Part Type: LED Driver
Output Channels: 2
LED Drive Current: 25 mA (per channel)
Supply Voltage Range: 2.5 V to 5.5 V
Output Voltage Range: Up to 25 V
Control Interface: Serial Digital Input
Switching Frequency: 1 MHz (typical)
Dimming Capability: Supports PWM and analog dimming
Package Type: TDFN-8 (2 mm × 2 mm)
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to +85°C
Quiescent Current: 1 µA in shutdown mode
Protection Features: Thermal shutdown, short-circuit protection
Compliance: RoHS Compliant
Applications: General-purpose LED lighting and display backlighting
Key Features
The CAT4002ATD-GT3 is a compact dual-channel LED driver designed to deliver a constant current of 25 mA per channel. With its efficient low-dropout architecture, it provides stable LED brightness across a wide supply voltage range. The device supports both PWM and analog dimming for flexible brightness control, while its serial digital input makes it easy to configure. Integrated protections ensure reliable performance under fault conditions, and its tiny TDFN-8 package makes it suitable for compact designs.
Applications
LCD and keypad backlighting
LED display panels
Portable media players
Handheld instrumentation
Mobile and battery-powered devices
Consumer electronic indicators
Industrial control panels
Automotive interior lighting
Medical display equipment
Wearable electronics
Product Overview
The CAT4002ATD-GT3 is engineered for efficient and flexible LED control in space-limited systems. Its dual-channel output provides consistent current regulation with low power consumption, making it ideal for portable devices. The integrated dimming control options support a wide variety of lighting requirements, from smooth analog adjustments to high-contrast PWM control. Moreover, its built-in safety features such as thermal and short-circuit protection enhance reliability. This LED driver is an excellent fit for designers requiring compact size and robust performance.
Contact Us
For more information about the CAT4002ATD-GT3 or other LED drivers, please contact us at 770-870-1760 or email info@cyndtek.com. The Cyndtek team is committed to supporting your design and supply chain needs.
