LP3943ISQ
IC LED DRIVER PS I2C 25MA 24WQFNManufacturer: Texas Instruments
Categories: LED Drivers
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Texas Instruments LP3943ISQ is a 16-output LED driver IC featuring a shift register topology. This power switch device offers I2C and SMBus dimming capabilities for precise control of LED current, up to 25mA per channel. Designed for surface mount applications, it is supplied in a 24-WQFN (4x4) package, presented on tape and reel. The LP3943ISQ operates within a supply voltage range of 2.3V to 5.5V and is rated for operation from -40°C to 85°C. Its internal switches and shift register architecture make it suitable for applications requiring multi-channel LED illumination control, such as camera flash systems.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 18 week(s)Product Status: Last Time BuyPackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 24-WFQFN Exposed Pad |
| Voltage - Output | - |
| Mounting Type | Surface Mount |
| Number of Outputs | 16 |
| Frequency | - |
| Type | Power Switch |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Applications | Camera Flash |
| Current - Output / Channel | 25mA |
| Internal Switch(s) | Yes |
| Topology | Shift Register |
| Supplier Device Package | 24-WQFN (4x4) |
| Dimming | I2C, SMBus |
| Voltage - Supply (Min) | 2.3V |
| Voltage - Supply (Max) | 5.5V |
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