CAT3643HV3-GT2

$0.47

Description：IC LED DRV RGLT MULT-STEP 16TQFN
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Bulk

SKU:a25f0d100de8 Category: LED Drivers IC Brand: onsemi

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Product introduction

Product Detailed Parameters

Description：IC LED DRV RGLT MULT-STEP 16TQFN
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Bulk
Type：DC DC Regulator
Topology：Switched Capacitor (Charge Pump)
Internal Switch(s)：Yes
Number of Outputs：3
Voltage - Supply (Min)：2.5V
Voltage - Supply (Max)：5.5V
Voltage - Output：7V
Current - Output / Channel：32mA
Frequency：1MHz ~ 1.3MHz
Dimming：Multi-Step
Applications：Backlight
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：16-WFQFN Exposed Pad
Supplier Device Package：16-TQFN (3x3)
Grade：-
Qualification：-

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CAT3643HV3-GT2

Overview

The CAT3643HV3-GT2 is an LED lighting driver IC manufactured by onsemi. It belongs to the CAT3643 series and functions as a quad-mode charge pump driver with three output channels. The component is housed in a TQFN-16 package and supports surface mount installation. It operates within a supply voltage range of 2 V to 5.5 V, with a maximum power supply current of 160 uA. The device is designed for low-power applications and features an adjustable output voltage capability. It is rated for operation between -40 C and +85 C.

Feature Summary

Integrates a charge pump topology for efficient LED driving
Provides three independent output channels for multi-LED configurations
Supports adjustable output voltage for flexible design implementation

Applications

Low-power LED lighting systems
Portable electronic display backlighting
General-purpose LED driver circuits

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status via official documentation. Check for end-of-life notices or production discontinuance announcements prior to procurement. Ensure packaging specifications match project requirements. Validate part number suffixes against current datasheets to confirm functional equivalence.

Selection Notes

Select this component for designs requiring a compact, low-current solution with multiple LED outputs. Consider the TQFN-16 package size for space-constrained layouts. Evaluate thermal performance within the specified operating temperature range. Compare input voltage requirements against system power rails. Assess current consumption limits against battery life expectations for portable devices.

Part Context

This part belongs to the CAT3643 series of LED drivers from onsemi. It shares family characteristics such as charge pump architecture and low-power operation. Other members may offer different channel counts or current ratings. The series targets general LED illumination needs with integrated control features.