(China (Mainland))
Product Summary
The BA6822F is a two-channel, 12-point LED driver for VU-scale bar-level meters. The IC is available in 22-pin SOP package, and uses a dynamic-drive system that can drive two 12-point displays. The BA6822F has independent AC and DC inputs, and the AC input mode has a peak hold circuit (with cancel function). The device also features a power-on mute, so steps to prevent erroneous LED lighting at power on are not required. The BA6822F is ideal for: Level meters for VCRs, stereo cassette players, audio amplifiers and karaoke equipment.
Parametrics
BA6822F absolute maximum ratings: (1)Power supply voltage, VCC: 7.0V; (2)Power dissipation, Pd: 450mW; (3)Operating temperature, Topr: -20 to +70℃; (4)Storage temperature, Tstg: -55 to +125℃; (5)Maximum output driver current, ICM: 40 mA; (6)Maximum display switch driver current, IDM: 20 mA.
Features
BA6822F features: (1) Uses dynamic-drive system to display two 12-point channels. 22-pin SOP and 22-pin shrink DIP packages; (2) Independent AC and DC inputs provided (one input displays one channel). Switching function allows two-mode display; (3) Upper 8 points have peak hold function in AC mode (two seconds). A peak-hold cancel function is also provided; (4) A mute function is provided, and muting can be applied externally; (5) Power on mute function.
Diagrams
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 BA6822F |
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Negotiable |
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BA6800AF |
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BA6800AS |
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BA6803S |
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Negotiable |
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BA6809F |
Other |
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Negotiable |
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BA6810F |
Other |
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Negotiable |
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BA6810S |
Other |
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Negotiable |
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