{"id":8388,"date":"2026-06-28T13:39:41","date_gmt":"2026-06-28T13:39:41","guid":{"rendered":"https:\/\/materialparts.com\/ad8605artz-reel7\/"},"modified":"2026-06-28T13:39:41","modified_gmt":"2026-06-28T13:39:41","slug":"ad8605artz-reel7","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/ad8605artz-reel7\/","title":{"rendered":"AD8605ARTZ-REEL7"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The AD8605ARTZ-REEL7 from Analog Devices is a precision, low-noise, rail-to-rail input and output single CMOS op-amp in a SOT-23-5 package. With 45 \u00b5V offset, 0.5 \u00b5V\/\u00b0C drift, and 4.8 nV\/\u221aHz noise, it is designed for precision signal conditioning in battery-powered and space-constrained applications.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
Offset Voltage<\/td>\n45 \u00b5V (typ), 400 \u00b5V (max)<\/td>\n<\/tr>\n
Offset Drift<\/td>\n0.5 \u00b5V\/\u00b0C (typ)<\/td>\n<\/tr>\n
\u8f93\u5165\u504f\u7f6e\u7535\u6d41<\/td>\n0.2 pA (typ)<\/td>\n<\/tr>\n
Voltage Noise<\/td>\n4.8 nV\/\u221aHz @ 1 kHz<\/td>\n<\/tr>\n
GBW<\/td>\n5.5 MHz<\/td>\n<\/tr>\n
\u538b\u6446\u7387<\/td>\n3 V\/\u00b5s<\/td>\n<\/tr>\n
\u7535\u6e90\u7535\u538b<\/td>\n2.7 V to 5.5 V<\/td>\n<\/tr>\n
Supply Current<\/td>\n850 \u00b5A (typ)<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40\u00b0C to +125\u00b0C<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\nSOT-23-5<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • Ultra-low 45 \u00b5V typical offset voltage with 0.5 \u00b5V\/\u00b0C drift<\/li>\n
  • Rail-to-rail input and output for maximum dynamic range<\/li>\n
  • Low 4.8 nV\/\u221aHz voltage noise<\/li>\n
  • Sub-pA input bias current for high-impedance sensor interfaces<\/li>\n
  • 5.5 MHz GBW with only 850 \u00b5A supply current<\/li>\n
  • Single-supply operation from 2.7 V to 5.5 V<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Precision sensor signal conditioning<\/li>\n
    • Medical instrumentation amplifiers<\/li>\n
    • Photodiode transimpedance amplifiers<\/li>\n
    • Battery-powered measurement systems<\/li>\n
    • Active filters and integrators<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The AD8605ARTZ-REEL7 from Analog Devices is a precision, low-noise, rail-to-rail input and output single CMOS op-amp in a SOT-23-5 package. With 45 \u00b5V offset, 0.5 \u00b5V\/\u00b0C drift, and 4.8 nV\/\u221aHz noise, it is designed for precision signal conditioning in battery-powered and space-constrained applications. Key Specifications Offset Voltage 45 \u00b5V (typ), 400 \u00b5V (max) […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[],"chip_brand":[165],"class_list":["post-8388","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-adi"],"acf":{"brief_explanation":"Precision CMOS op-amp, 45uV Vos, 4.8nV\/sqrtHz, RRIO, SOT-23-5","date_code":"","package_case":"SOT-23-5 (2.90 x 1.60 x 1.00 mm)","in_stock":6940,"datasheet":"https:\/\/www.analog.com\/media\/en\/technical-documentation\/data-sheets\/AD8605_8606_8608.pdf","price":"$1.20 @ 1ku","product_introduction":"The AD8605ARTZ-REEL7 from Analog Devices is a single-channel precision CMOS operational amplifier in a compact SOT-23-5 surface-mount package. The device combines ultra-low input offset voltage (45 \u00b5V typical), low offset drift (0.5 \u00b5V\/\u00b0C), low voltage noise (4.8 nV\/\u221aHz at 1 kHz), and sub-pA input bias current (0.2 pA typical) in a rail-to-rail input\/output architecture. The 5.5 MHz gain-bandwidth product and 3 V\/\u00b5s slew rate support a wide range of precision signal conditioning applications while consuming only 850 \u00b5A supply current from a 2.7 V to 5.5 V single supply. The SOT-23-5 package minimizes board area for space-constrained designs. The REEL7 suffix indicates 3000-unit tape and reel packaging. The AD8605 is part of a family that includes the dual AD8606 and quad AD8608 variants.","working_principle":"The AD8605ARTZ uses a proprietary DigiTrim CMOS process with post-package trimming to achieve the 45 \u00b5V typical offset voltage. The input stage uses a folded-cascode architecture with rail-to-rail input common-mode range achieved by paralleling N-channel and P-channel input pairs. A transition region exists between the two pairs (approximately 1.5 V below VDD), but DigiTrim minimizes the offset shift across this region. The output stage uses a common-source PMOS driver with active pull-up, achieving rail-to-rail output swing within millivolts of both supply rails at light loads. The 4.8 nV\/\u221aHz voltage noise is among the lowest for CMOS amplifiers, achieved through careful design of the input pair geometry and bias current optimization. The internal compensation provides stable unity-gain operation with capacitive loads up to several hundred picofarads.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>-IN<\/td>Inverting input<\/td><\/tr>
      2<\/td>V-<\/td>Negative supply (or GND for single-supply operation)<\/td><\/tr>
      3<\/td>+IN<\/td>Non-inverting input<\/td><\/tr>
      4<\/td>OUT<\/td>Amplifier output<\/td><\/tr>
      5<\/td>V+<\/td>Positive supply (2.7 V to 5.5 V)<\/td><\/tr><\/table>","application_scenarios":"
      • Precision Sensor Conditioning<\/strong>: Transimpedance and voltage amplification for strain gauges, pressure sensors, and RTD interfaces with sub-pA bias current<\/li>
      • Medical Instrumentation<\/strong>: ECG\/EEG preamplifier stages requiring low noise, low offset, and high input impedance<\/li>
      • Photodiode TIA<\/strong>: Low-noise transimpedance amplifier for precision optical measurement with sub-pA bias current<\/li>
      • Battery-Powered Measurement<\/strong>: Portable multimeter and data logger analog front-ends with 850 \u00b5A supply current<\/li>
      • Active Filters<\/strong>: Precision Sallen-Key and MFB filters for anti-aliasing and signal conditioning with low offset drift<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>Vos<\/th>Noise<\/th>GBW<\/th>Package<\/th>Notes<\/th><\/tr>
        AD8606ARMZ-REEL7<\/td>ADI<\/td>45 \u00b5V<\/td>4.8 nV\/\u221aHz<\/td>5.5 MHz<\/td>MSOP-8<\/td>Dual version<\/td><\/tr>
        MCP6001T-I\/SN<\/td>Microchip<\/td>200 \u00b5V<\/td>19 nV\/\u221aHz<\/td>1 MHz<\/td>SOT-23-5<\/td>Lower cost, lower perf<\/td><\/tr>
        OPA333AIDBVR<\/td>TI<\/td>2 \u00b5V<\/td>55 nV\/\u221aHz<\/td>350 kHz<\/td>SOT-23-5<\/td>Zero-drift, lower noise BW<\/td><\/tr>
        ADA4522-1ARJZ-R7<\/td>ADI<\/td>5 \u00b5V<\/td>5.8 nV\/\u221aHz<\/td>2.7 MHz<\/td>SOT-23-5<\/td>Zero-drift, higher voltage<\/td><\/tr>
        TLV333AIDBVR<\/td>TI<\/td>6 \u00b5V<\/td>55 nV\/\u221aHz<\/td>350 kHz<\/td>SOT-23-5<\/td>Zero-drift, micro-power<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/8388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=8388"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/8388\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=8388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=8388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=8388"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=8388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}