{"product_id":"tda7377a-audio-amplifier-ic-zip-15-stereo","title":"TDA7377A Stereo Audio Amplifier IC ZIP-15 – High-Performance Car \u0026 DIY Audio","description":"\u003ch2\u003eTDA7377A Stereo Audio Amplifier IC - ZIP-15 Package\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eTDA7377A\u003c\/strong\u003e is a high-performance stereo audio power amplifier IC from STMicroelectronics in a \u003cstrong\u003eZIP-15\u003c\/strong\u003e (Multiwatt15) package. Delivering \u003cstrong\u003e2x30W in stereo bridge mode\u003c\/strong\u003e or \u003cstrong\u003e4x10W in quad mode\u003c\/strong\u003e from a 14.4V supply, it is the standard IC for car audio head units, home audio amplifiers, and DIY speaker amplifier projects.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eTDA7377A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eZIP-15 (Multiwatt15)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e8V - 18V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power (Stereo Bridge)\u003c\/td\u003e\n\u003ctd\u003e2x30W @ 14.4V, 4 ohm, 10% THD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power (Quad)\u003c\/td\u003e\n\u003ctd\u003e4x10W @ 14.4V, 4 ohm, 10% THD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power (Music Power)\u003c\/td\u003e\n\u003ctd\u003e2x22W @ 14.4V, 4 ohm, 1% THD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD (at 1W)\u003c\/td\u003e\n\u003ctd\u003e0.05% typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal-to-Noise Ratio\u003c\/td\u003e\n\u003ctd\u003e100dB typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby Mode\u003c\/td\u003e\n\u003ctd\u003eYes (ST-BY pin, active-low)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMute Function\u003c\/td\u003e\n\u003ctd\u003eYes (MUTE pin)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eThermal shutdown, short-circuit, load dump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eOperating Modes\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMode\u003c\/th\u003e\n\u003cth\u003eChannels\u003c\/th\u003e\n\u003cth\u003ePower per Channel\u003c\/th\u003e\n\u003cth\u003eLoad\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStereo Bridge (BTL)\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e30W\u003c\/td\u003e\n\u003ctd\u003e4 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuad (SE)\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e10W\u003c\/td\u003e\n\u003ctd\u003e4 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose TDA7377A?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Output Power\u003c\/strong\u003e - 2x30W bridge mode for powerful stereo audio from a single IC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow THD\u003c\/strong\u003e - 0.05% at 1W for clean, high-fidelity audio reproduction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandby and Mute\u003c\/strong\u003e - Built-in ST-BY and MUTE pins for power management and click-pop suppression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection\u003c\/strong\u003e - Thermal shutdown, short-circuit, and load dump protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimal External Components\u003c\/strong\u003e - Requires only bypass capacitors and gain resistors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCar audio head unit amplifier stage\u003c\/li\u003e\n\u003cli\u003eDIY stereo speaker amplifier (2x30W)\u003c\/li\u003e\n\u003cli\u003eHome audio active speaker amplifier\u003c\/li\u003e\n\u003cli\u003e4-channel surround sound amplifier\u003c\/li\u003e\n\u003cli\u003eMultimedia speaker system amplifier\u003c\/li\u003e\n\u003cli\u003eSubwoofer amplifier (bridge mode)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Application Circuit\u003c\/h3\u003e\u003cp\u003eSupply: 12V-14.4V DC. Input: AC-coupled via 1uF capacitor. Gain set by external resistors (typical gain: 26dB). Bypass capacitors: 100uF on VS pin, 100nF on each supply bypass point. Heatsink required for sustained high-power operation.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Can TDA7377A drive 8 ohm speakers?\u003c\/strong\u003e Yes - output power reduces to approximately 2x15W at 8 ohm in bridge mode. THD improves at lower power levels.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Does TDA7377A need a heatsink?\u003c\/strong\u003e Yes - at full power, thermal dissipation can reach 20W+. Use a heatsink with thermal resistance of 3C\/W or lower for continuous operation.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1x TDA7377A ZIP-15 Stereo Audio Amplifier IC\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991502934251,"sku":"\u003cnone\u003e","price":8.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/tda7377a-audio-amplifier-ic.webp?v=1761533770","url":"https:\/\/keszoox.com\/products\/tda7377a-audio-amplifier-ic-zip-15-stereo","provider":"Keszoox","version":"1.0","type":"link"}