{"product_id":"lm3915-logarithmic-led-driver-3v-25v-audio-level-display-ic-dip-sop-xinbole","title":"LM3915 Logarithmic LED Driver 3V–25V Audio Level Display IC DIP\/SOP | Xinbole","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:10b7f8d0-bcbd-4637-841d-68e9b4a979b1-35\" data-testid=\"conversation-turn-58\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"98551510-6b07-42b0-a4b9-9b1bf0df9e4e\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"98\" data-end=\"646\"\u003eThe LM3915 from Xinbole is a high-precision logarithmic LED display driver designed for audio level indication and signal visualization applications. Operating over a wide supply voltage range from 3V to 25V, this IC can directly drive up to 10 LEDs with controlled current regulation, eliminating the need for external resistors and simplifying circuit design. Its internal logarithmic response is optimized for audio and signal strength applications, providing a perceptually accurate visual representation of input levels.\u003c\/p\u003e\n\u003cp data-start=\"648\" data-end=\"1236\"\u003eBuilt with advanced analog display driver technology, the LM3915 offers smooth dot or bar mode operation with stable brightness control and high reliability. While it does not utilize Schottky diode technology, its efficient internal architecture ensures low power consumption, excellent thermal stability, and consistent performance in continuous operation. Compared to lower-voltage display driver series, the LM3915 provides greater voltage flexibility and improved dynamic range for audio signal visualization, making it ideal for professional-grade audio and instrumentation systems.\u003c\/p\u003e\n\u003cp data-start=\"1238\" data-end=\"1679\"\u003eAvailable in both DIP and SOP package options, the LM3915 supports flexible PCB integration for through-hole and surface-mount designs. It is widely used in audio level meters, VU meters, battery indicators, power monitoring systems, and industrial instrumentation panels. With its combination of logarithmic accuracy, ease of use, and reliable performance, the Xinbole LM3915 is a trusted solution for high-quality LED display applications.\u003c\/p\u003e\n\u003cp data-start=\"1681\" data-end=\"1700\"\u003e\u003cstrong data-start=\"1681\" data-end=\"1698\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1701\" data-end=\"2054\"\u003e\n\u003cli data-section-id=\"q79mzw\" data-start=\"1701\" data-end=\"1741\"\u003eWide supply voltage range: 3V to 25V\u003c\/li\u003e\n\u003cli data-section-id=\"qus94h\" data-start=\"1742\" data-end=\"1782\"\u003eDrives up to 10 LED outputs directly\u003c\/li\u003e\n\u003cli data-section-id=\"183z7z0\" data-start=\"1783\" data-end=\"1836\"\u003eLogarithmic (dB-scale) response for audio signals\u003c\/li\u003e\n\u003cli data-section-id=\"108eu1s\" data-start=\"1837\" data-end=\"1875\"\u003eSelectable dot or bar display mode\u003c\/li\u003e\n\u003cli data-section-id=\"17ezrhk\" data-start=\"1876\" data-end=\"1926\"\u003eBuilt-in voltage reference and current control\u003c\/li\u003e\n\u003cli data-section-id=\"1j0bxx\" data-start=\"1927\" data-end=\"1973\"\u003eLow power consumption and stable operation\u003c\/li\u003e\n\u003cli data-section-id=\"1rno4ag\" data-start=\"1974\" data-end=\"2016\"\u003eSimple external component requirements\u003c\/li\u003e\n\u003cli data-section-id=\"fdywed\" data-start=\"2017\" data-end=\"2054\"\u003eAvailable in DIP and SOP packages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2056\" data-end=\"2075\"\u003e\u003cstrong data-start=\"2056\" data-end=\"2073\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2076\" data-end=\"2304\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"dp4yc8\" data-start=\"2076\" data-end=\"2105\"\u003eAudio VU and level meters\u003c\/li\u003e\n\u003cli data-section-id=\"16uyi5d\" data-start=\"2106\" data-end=\"2136\"\u003eSignal strength indicators\u003c\/li\u003e\n\u003cli data-section-id=\"18ioyan\" data-start=\"2137\" data-end=\"2170\"\u003eBattery level display systems\u003c\/li\u003e\n\u003cli data-section-id=\"1dzhmor\" data-start=\"2171\" data-end=\"2200\"\u003ePower monitoring circuits\u003c\/li\u003e\n\u003cli data-section-id=\"p1h6ki\" data-start=\"2201\" data-end=\"2238\"\u003eIndustrial instrumentation panels\u003c\/li\u003e\n\u003cli data-section-id=\"19o0bse\" data-start=\"2239\" data-end=\"2272\"\u003eAudio equipment visualization\u003c\/li\u003e\n\u003cli data-section-id=\"l48dbk\" data-start=\"2273\" data-end=\"2304\" data-is-last-node=\"\"\u003eAnalog signal display systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"xinbole","offers":[{"title":"Default Title","offer_id":43844314136641,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Integrated_Circuits-02-01_21de9394-cbdf-440c-93e1-dd1367592f04.png?v=1769084412","url":"https:\/\/hext.in\/products\/lm3915-logarithmic-led-driver-3v-25v-audio-level-display-ic-dip-sop-xinbole","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}