| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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11,000 pcs
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11000 pcs | On Request | 1 | On Request | On Request | 0603+ | On Request | On Request |
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| Tape & Reel |
The LTC3202EMS#TR is a low noise, constant frequency charge pump DC/DC converter from Analog Devices, Inc. It utilizes fractional conversion to enhance efficiency in white LED applications. This device can produce a regulated voltage or current of up to 125mA from a 2.7V to 4.5V input.
Designed for small, battery-powered applications, the LTC3202EMS#TR requires a low external parts count, including two flying capacitors and two small bypass capacitors at VIN and VOUT. An internal 2-bit DAC allows for adjustable LED current for brightness control. The converter features thermal shutdown protection and can withstand a continuous short-circuit from VOUT to GND. Built-in soft-start circuitry prevents excessive inrush current during startup, and a high switching frequency enables the use of small external capacitors. A low current shutdown feature disconnects the load from VIN, reducing quiescent current to less than 1µA.
The LTC3202EMS#TR is available in 10-pin MSOP and 3mm x 3mm DFN packages, suitable for surface mount applications.
2.7V to 4.5V.
MSOP10 and 3mm x 3mm DFN.
125mA.
1.5MHz.
Less than 1µA.
Up to 8 LEDs in parallel.