LM3557SDX-2
IC LED DRIVER RGLTR 800MA 8WSONManufacturer: Texas Instruments
Categories: LED Drivers
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Texas Instruments LM3557SDX-2 is a single-output DC-DC boost LED driver IC designed for demanding backlight applications. This device features an integrated switch capable of delivering up to 800mA, operating with a switching frequency of 1.2MHz. The LM3557SDX-2 supports a wide input voltage range from 2.7V to 7.5V. It is housed in an 8-WSON (3x3) package, suitable for surface mounting and supplied on tape and reel. The IC is optimized for efficient operation, providing precise current regulation for LED arrays. Its robust design ensures reliable performance across an operating temperature range of -40°C to 85°C.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 8-WFDFN Exposed Pad |
| Voltage - Output | - |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Frequency | 1.2MHz |
| Type | DC DC Regulator |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Applications | Backlight |
| Current - Output / Channel | 800mA (Switch) |
| Internal Switch(s) | Yes |
| Topology | Step-Up (Boost) |
| Supplier Device Package | 8-WSON (3x3) |
| Dimming | - |
| Voltage - Supply (Min) | 2.7V |
| Voltage - Supply (Max) | 7.5V |
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