AS3643-ZWLT-500
IC LED DRVR RGLTR I2C 13WLCSPManufacturer: ams-OSRAM USA INC.
Categories: LED Drivers
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This ams-OSRAM USA INC. LED driver IC, part number AS3643-ZWLT-500, is a highly efficient DC DC regulator featuring a step-up (boost) topology. It provides two outputs, capable of delivering up to 650mA per channel for flash applications. The device integrates a frequency of 4MHz and includes internal switches for simplified design. Dimming control is managed via an I2C interface. The AS3643-ZWLT-500 operates from a supply voltage range of 2.7V to 4.4V, with output voltages adjustable from 2.8V to 5.5V. Supplied in a compact 13-WLCSP package (2.25x1.5), it is suitable for surface mounting. This component is commonly utilized in camera flash systems. The operating temperature range is -30°C to 85°C.
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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