CAT3644HV3
- Mfr.Part #
- CAT3644HV3
- Manufacturer
- Catalyst Semiconductor Inc.
- Package / Case
- 16-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRV RGLT MULT-STEP 16TQFN
- Stock
- 4,930
- In Stock :
- 4,930
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- Manufacturer :
- Catalyst Semiconductor Inc.
- Product Category :
- LED Drivers
- Topology :
- Switched Capacitor (Charge Pump)
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 16-WFQFN Exposed Pad
- Terminal Finish :
- MATTE TIN
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Output :
- 7V
- Terminal Pitch :
- 0.5mm
- Peak Reflow Temperature (Cel) :
- 260
- Number of Segments :
- 4
- Applications :
- Backlight
- Height Seated (Max) :
- 0.8mm
- Pbfree Code :
- yes
- Reach Compliance Code :
- Unknown
- Current - Output / Channel :
- 25mA
- Number of Functions :
- 1
- Data Input Mode :
- Serial
- Surface Mount :
- yes
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~85°C TA
- Voltage - Supply (Max) :
- 5.5V
- Frequency :
- 800kHz~1.6MHz
- Width :
- 3mm
- Interface IC Type :
- LED DISPLAY DRIVER
- Multiplexed Display Capability :
- No
- Voltage - Supply (Min) :
- 2.5V
- Length :
- 3mm
- Mounting Type :
- Surface Mount
- Number of Terminations :
- 16
- JESD-30 Code :
- S-XQCC-N16
- Supply Voltage :
- 3.6V
- Internal Switch(s) :
- yes
- Terminal Form :
- NO LEAD
- JESD-609 Code :
- e3
- Qualification Status :
- COMMERCIAL
- Series :
- QUAD-Mode®
- Pin Count :
- 16
- Number of Outputs :
- 4
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Datasheets
- CAT3644HV3

LED Drivers Catalyst Semiconductor Inc. CAT3644HV3 Overview
The CAT3644HV3, manufactured by Catalyst Semiconductor Inc., is a high-performance LED driver designed for precision and efficiency in driving multiple LEDs. This driver is ideal for applications requiring consistent brightness and extended battery life. With its multi-step dimming capability, it offers versatile control over lighting conditions, enhancing user experience in various devices. The compact 16TQFN package of the CAT3644HV3 makes it suitable for space-constrained applications, ensuring a minimal footprint without sacrificing performance. The use of this LED driver supports energy-efficient solutions by optimizing power consumption and extending the operational life of LEDs.
CAT3644HV3 Features
The CAT3644HV3 boasts several key features that make it an optimal choice for powering LEDs. It includes programmable dimming control, which allows for precise brightness adjustments. Its high efficiency rates minimize heat generation and power loss, making the system more reliable and sustainable. Additionally, the device supports a wide input voltage range, accommodating various power supplies and ensuring versatility across different applications. With built-in thermal protection, it enhances safety by preventing overheating, thus maintaining system integrity and longevity.
CAT3644HV3 Applications
- Smartphone and Tablet Backlighting: Utilizes multi-step dimming to adjust screen brightness, improving readability and user comfort while optimizing power use.
- Automotive Interior Lighting: Enhances the ambiance and visibility inside vehicles with adjustable, efficient LED control that matches different driving conditions.
- Portable Medical Devices: Ensures reliable, consistent illumination in critical diagnostic and therapeutic devices that require precise brightness control.
- General Illumination: Provides scalable solutions for household and commercial lighting systems, promoting energy conservation through efficient LED operation.
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