App note: Design of a low cost, 45W flasher with short circuit protection using LM2902 (Quad Op-Amp) and CSD18534

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App note (PDF) on automobile flashers from Texas Instruments

This Application note presents the design of a low cost, flasher circuit with short circuit protection. The design incorporates the entire recommended design feature set for two wheeler flashers and includes low/high voltage operation, half load frequency doubling, and short circuit protection.

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