{"product_id":"ad623-voltage-amplifier-adjustable-single-power-supply-differential-small-signal","title":"AD623 Voltage Amplifier Adjustable Single Power Supply Differential Small Signal","description":"\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eInstrumentation Amplifier AD623 Voltage Amplifier Module Adjustable Single Power Supply Single-ended\/Differential Small Signal\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule model: \u003c\/span\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eAD623\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule type: \u003c\/span\u003e\u003cspan style=\"white-space: pre;\"\u003e\t\u003c\/span\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eWeak signal amplifier\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eInput signal formation: single-ended or differential (disconnect SB5 jump point to be differential input)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eInput voltage range: 100uV-1Vpp\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule power supply voltage: DC6.5V-26V\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eModule power supply current: 20mA\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eOutput voltage range: ±5V (MAX)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eOutput current: 10mA (MAX)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule gain range: 1-10000 times (adjustable sliding)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eGain control method: program control\/slip change (jump cap switch)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eProgram control protocol: SPI (8-bit digital potentiometer)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eBias voltage adjustment range: ±2V (MAX)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eInput offset voltage: 200uV (MAX)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eInput offset drift: 2uV\/℃(MAX)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eInput bias current: 125mA (MAX)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eCommon mode rejection ratio: 90dB (MIN, G=10)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eInput voltage noise:  35nV √Hz\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eModule protection: Yes (diode anti-reverse protection)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule weight: 16g\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eModule specifications: 50x50x7mm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule heats up: no heat sink (excessive input voltage may heat up)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eModule heating factor:\u003cspan style=\"white-space:pre\"\u003e\t\u003c\/span\u003ethe input voltage is too large or the module is damaged\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eModule working temperature: -40℃ - +75℃ (industrial grade)\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003eModule features: output power LED indication, output 5V linear power\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003ePrecautions for module use:\u003cspan style=\"white-space:pre\"\u003e\t\u003cbr\u003e\u003c\/span\u003e(1) The power supply of the module is a dual power supply, and the voltage cannot exceed ±15V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e(2) Since the module is a high-precision device, for your unnecessary interference, it is recommended to use a linear power supply\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e(3) For the output signal, it is recommended to use a good wire for input and output signals, and use an oscilloscope to observe the effect.Poor contact or poor quality wire may cause signal attenuation or excessive noise.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eFrequently Asked Questions:\u003cspan style=\"white-space:pre\"\u003e\t\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eQ: How to adjust zero when the module is single-ended input?\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eA: The module defaults to a single-ended input. After IN+ is grounded with a resistor, the offset can be adjusted to zero, or the input signal can be adjusted to zero by adjusting R6.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eQ: The module is single-ended by default. What should I do if I need to input a differential signal?\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eA: When you need to input a differential signal, you first need to remove the jumper cap, then remove the R6 potentiometer, the differential input bias cannot be adjusted, and then use IN+ and IN- to input.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eQ; What happens when the gain potentiometer is welded and there is no response when adjusting the gain of the potentiometer?\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003eA: The module has a default magnification. The soldered potentiometer and the default resistance R2 are connected in parallel. First of all, the potentiometer is multi-turn and needs to be adjusted a few more turns,\u003cbr\u003eor the adjustment is more sensitive after removing the R2 resistance.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003ePackage:\u003cspan style=\"white-space:pre\"\u003e\t\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e 1*Signal Amplifier\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"text-wrap-mode: nowrap;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c!--[Datacaciques code end]--\u003e\u003cstyle type=\"text\/css\"\u003e.dc_tracker_img{display:none;}.dc_tracker_img:last-of-type{display:block;}p:empty+hr{display:none;}hr+span.ebay,hr+*\u003espan.ebay{display:none;}\u003c\/style\u003e","brand":"Lilly Electronics","offers":[{"title":"Default Title","offer_id":40690663751809,"sku":"KWKJ-AD623","price":35.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/8647\/4369\/files\/f7fd84714e939fe062471607990c6b07.jpg?v=1776237483","url":"https:\/\/www.lilly-electronics.com\/products\/ad623-voltage-amplifier-adjustable-single-power-supply-differential-small-signal","provider":"Lilly Electronics","version":"1.0","type":"link"}