AS3643-ZWLT
IC LED DRVR RGLTR I2C 13WLCSPManufacturer: ams-OSRAM USA INC.
Categories: LED Drivers
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The ams-OSRAM USA INC. AS3643-ZWLT is a versatile DC-DC regulator featuring a step-up (boost) topology. This LED driver IC offers two outputs, each capable of delivering up to 650mA for flash applications. Control is managed via an I2C interface, allowing for precise dimming capabilities. The device integrates internal switches and operates at a 4MHz switching frequency. Supplied in a compact 13-WLCSP (2.25x1.5) package, it is designed for surface mounting and comes on a tape and reel. The AS3643-ZWLT supports an output voltage range of 2.8V to 5.5V, with a supply voltage range of 2.7V to 4.4V. Its operating temperature range is -30°C to 85°C. This component is frequently utilized in mobile devices and camera flash modules.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 13-UFBGA, WLCSP |
| Voltage - Output | 2.8V ~ 5.5V |
| Mounting Type | Surface Mount |
| Number of Outputs | 2 |
| Frequency | 4MHz |
| Type | DC DC Regulator |
| Operating Temperature | -30°C ~ 85°C (TA) |
| Applications | Camera Flash |
| Current - Output / Channel | 650mA (Flash) |
| Internal Switch(s) | Yes |
| Topology | Step-Up (Boost) |
| Supplier Device Package | 13-WLCSP (2.25x1.5) |
| Dimming | I2C |
| Voltage - Supply (Min) | 2.7V |
| Voltage - Supply (Max) | 4.4V |
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