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Product Detailed Parameters
- Description：IC LED DRIVER OFFL TRIAC
- Series：-
- Mfr：Seoul Semiconductor Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：AC DC Offline Switcher
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：4
- Voltage - Supply (Min)：120VAC
- Voltage - Supply (Max)：230VAC
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：-
- Dimming：Analog, TRIAC
- Applications：-
- Operating Temperature：-30°C ~ 100°C (TA)
- Mounting Type：Surface Mount
- Package / Case：12-VQFN Exposed Pad
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The DT3001B is an LED driver IC designed for AC-DC offline switching applications. It features four outputs and supports analog TRIAC dimming. The device operates within a supply voltage range of 120VAC to 230VAC. It includes internal switches and is housed in a 12-VQFN package with exposed pads. The component is rated for surface mount installation and functions reliably across a temperature range of -30°C to 100°C.
Feature Summary
- Supports analog TRIAC dimming functionality
- Integrates four independent LED driver outputs
- Includes internal power switches for simplified design
Applications
- Offline AC-DC LED lighting systems
- TRIAC dimmable solid-state lighting fixtures
- General illumination drivers requiring integrated switching
Procurement Notes
Verify the specific ordering suffix against official Seoul Semiconductor documentation to ensure correct packaging configuration. Confirm that the selected variant matches the required moisture sensitivity level and RoHS compliance status for the target assembly process. Cross-reference the manufacturer part number with authorized distributor catalogs to validate current availability and standard lead times before finalizing procurement plans.
Selection Notes
Select this component for designs requiring integrated TRIAC dimming control without external logic. Ensure the input voltage aligns with the 120VAC to 230VAC operating range. Verify thermal management capabilities for the 12-VQFN package under maximum ambient conditions up to 100°C. Confirm compatibility with the intended PCB layout for exposed pad thermal dissipation.
Part Context
The DT3001B belongs to the DT3001 family of LED driver integrated circuits manufactured by Seoul Semiconductor Inc. This series targets efficient power management for solid-state lighting applications. The device integrates necessary control and switching elements into a compact surface-mount form factor, reducing bill-of-materials complexity for offline AC-DC converter topologies.
Replacement Considerations
Check official substitution lists for direct pin-compatible alternatives from Seoul Semiconductor. Verify electrical parameters and package dimensions for any cross-brand replacements to ensure functional equivalence in TRIAC dimming and output drive characteristics.
