[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"item-data-emtjs8cy-2845B":3,"review-gallery-feed-v2":201},{"id":4,"slug":5,"stock":6,"similar_count":7,"price":8,"wholesale":9,"marketPrice":8,"name":10,"img":11,"spec":14,"descr_other":21,"descr_ai":22,"descr":23,"tag":24,"unit_text":25,"video":24,"sku":26,"repo_sku":27,"lead_free":28,"rosh":28,"datecode":29,"date_code_id":30,"package":31,"category_id":32,"category_name":20,"brand_id":33,"brand":17,"purchase_min_limit":30,"seo":34,"width":8,"length":8,"height":8,"weight":8,"volume":8,"documents":37,"texts_shipping":38,"texts_delivery":42,"texts_handle":48,"texts_tax":52,"texts_return_lable":56,"texts_return_policy":57,"texts_warranty":67,"texts_review":71,"hotItems":93,"buy_on_ebay":166,"currency":167,"currency_symbol":168,"logi_list":169,"logi_html":193,"delivery":194},9158302,"emtjs8cy-2845B",472,200,0,[],"2845B -  Brand New ON Semiconductor IC Chips",[12],{"id":8,"thumb":13,"origin":13},"http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F844245.jpg",[15,18],{"label":16,"value":17},"Manufacturer","ON Semiconductor",{"label":19,"value":20},"Product Category","IC Chips","","\u003Ch2 class='mt-2'>Description\u003C\u002Fh2>\n\u003Cp>The Electronic Component Model 2845B is a part of the UC384xB family of control ICs. It is designed to provide the necessary features for implementing off-line or DC to DC fixed frequency current mode control schemes with minimal external parts. The IC includes a trimmed oscillator for precise duty cycle control, a precision reference for accurate error amp input, logic for latched operation, a PWM comparator for current limit control, and a totem pole output stage for high peak current sourcing or sinking. The output stage is specifically designed for driving N-Channel MOSFETs and has a low offstate.\u003C\u002Fp>\n\n\u003Ch4 class='mt-2'>Specifications and features\u003C\u002Fh4>\n\u003Cp>- Trimmed oscillator for precise frequency control\u003C\u002Fp>\n\u003Cp>- Oscillator frequency guaranteed at 250kHz\u003C\u002Fp>\n\u003Cp>- Current mode operation up to 500kHz\u003C\u002Fp>\n\u003Cp>- Automatic feed forward compensation\u003C\u002Fp>\n\u003Cp>- Latching PWM for cycle-by-cycle current limiting\u003C\u002Fp>\n\u003Cp>- Internally trimmed reference with undervoltage lockout\u003C\u002Fp>\n\u003Cp>- High current totem pole output\u003C\u002Fp>\n\u003Cp>- Undervoltage lockout with hysteresis\u003C\u002Fp>\n\u003Cp>- Low start-up and operating current\u003C\u002Fp>\n\n\u003Ch4 class='mt-2'>Application Scenarios\u003C\u002Fh4>\n\u003Cp>The Electronic Component Model 2845B is commonly used in various applications that require control of off-line or DC to DC fixed frequency current. It is suitable for use in power supply systems, motor control systems, lighting systems, and other electronic devices that require precise control and current limiting.\u003C\u002Fp>\n\n\u003Ch4 class='mt-2'>Comparison\u003C\u002Fh4>\n\u003Cdiv class='mt-3 fw-600'>Advantages\u003C\u002Fdiv>\n\u003Cp>- Precise frequency control\u003C\u002Fp>\n\u003Cp>- Accurate error amp input\u003C\u002Fp>\n\u003Cp>- Latching operation for enhanced control\u003C\u002Fp>\n\u003Cp>- High peak current sourcing or sinking capabilities\u003C\u002Fp>\n\n\u003Cdiv class='mt-3 fw-600'>Disadvantages\u003C\u002Fdiv>\n\u003Cp>- Limited frequency range up to 500kHz\u003C\u002Fp>\n\u003Cp>- Requires external parts for complete functionality\u003C\u002Fp>","\u003Ch3>\u003Cstrong>DESCRIPTION\u003C\u002Fstrong>\u003C\u002Fh3>\n\u003Cp>The UC384xB family of control ICs provides the necessary features to implement\noff-line or DC to DC fixed frequency current mode control schemes with a\nminimal external parts count. Internally implemented circuits include a\ntrimmed oscillator for precise DUTY CYCLE CONTROL under voltage lockout\nfeaturing start-up current less than 0.5mA, a precision reference trimmed for\naccuracy at the error amp input, logic to insure latched operation, a PWM\ncomparator which also provides current limit control, and a totem pole output\nstage designed to source or sink high peak current. The output stage, suitable\nfor driving N-Channel MOSFETs, is low in the offstate.  \u003C\u002Fp>\n\u003Cp>■ TRIMMED OSCILLATOR FOR PRECISE FREQUENCY CONTROL\u003Cbr \u002F>\n■ OSCILLATOR FREQUENCY GUARANTEED AT 250kHz\u003Cbr \u002F>\n■ CURRENT MODE OPERATION TO 500kHz\u003Cbr \u002F>\n■ AUTOMATIC FEED FORWARD COMPENSATION\u003Cbr \u002F>\n■ LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING\u003Cbr \u002F>\n■ INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT\u003Cbr \u002F>\n■ HIGH CURRENT TOTEM POLE OUTPUT\u003Cbr \u002F>\n■ UNDERVOLTAGE LOCKOUT WITH HYSTERESIS\u003Cbr \u002F>\n■ LOW START-UP AND OPERATING CURRENT  \u003C\u002Fp>","[]","PCS","2845B","CDS2914 - 2845B","Lead free","09+",1,"SOP-8",2914,4820,{"title":35,"keyword":36,"seo_descr":21},"2845B - ON Semiconductor - IC Chips Datasheet - chipdatas","2845B,2845B Datasheet,2845B Review,2845B supply,2845B faq",[],[39],{"title":40,"content":41},"Free Economy Shipping","International shipment of items may be subject to customs processincand additional charges.\u003Cbr> locatie in:Shenzhen, China",[43],{"title":44,"content":45,"start":46,"end":47},"Estimated between \u003Cu> Wed, Apr 15 and Thu, Apr 23\u003C\u002Fu>.","International shipment of items may be subject to customs processincand additional charges.","Wed, Apr 15","Thu, Apr 23",[49],{"title":50,"content":51},"Handling time","Will ship within 5 business days of receiving cleared payment.",[53],{"title":54,"content":55},"Return policy","Taxes may be applicable at checkout. If we do not collect taxes, you may need to pay taxes when the items arrive in your country or during customs clearance..","60 days returns. Buyer pays for return shipping.",[58,61,64],{"title":59,"content":60},"After receiving the item, contact seller within","60 days",{"title":62,"content":63},"Returns and exchanges","Money Back, Replacement",{"title":65,"content":66},"Return shipping","Buyer pays for return shipping",[68],{"title":69,"content":70},"Warranty","1 Year",[72,78,82,85,89],{"content":73,"date":74,"star":75,"ip":21,"name":76,"order_slug":21,"country":21,"iso_code":21,"img":77},"Minden nagyon jó","Mar 25",5,"ai***t3",[],{"content":79,"date":74,"star":75,"ip":21,"name":80,"order_slug":21,"country":21,"iso_code":21,"img":81},"Order delivered on time with no issues","tt***Wd",[],{"content":79,"date":74,"star":75,"ip":21,"name":83,"order_slug":21,"country":21,"iso_code":21,"img":84},"Cq***pH",[],{"content":79,"date":86,"star":75,"ip":21,"name":87,"order_slug":21,"country":21,"iso_code":21,"img":88},"Mar 26","RQ***E6",[],{"content":90,"date":74,"star":75,"ip":21,"name":91,"order_slug":21,"country":21,"iso_code":21,"img":92},"Good product. Fast shipping. Thanks.","jH***L3",[],[94,100,106,112,118,124,130,136,142,148,154,160],{"id":95,"slug":96,"title":97,"price":8,"sku":98,"pic":99},8729144,"pgpwbx9a-19-22-R6G6C-A01-2T","19-22\u002FR6G6C-A01\u002F2T -  Brand New EVERLIGHT IC Chips","19-22\u002FR6G6C-A01\u002F2T","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F721092.jpg",{"id":101,"slug":102,"title":103,"price":8,"sku":104,"pic":105},9375584,"cknl62jp-216T9NGBGA13FH","216T9NGBGA13FH -  Brand New ATI IC Chips","216T9NGBGA13FH","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F922093.jpg",{"id":107,"slug":108,"title":109,"price":8,"sku":110,"pic":111},8653713,"9in9zr66-26-000000MHZ","26.000000MHZ -  Brand New TXC IC Chips","26.000000MHZ","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F112685.jpg",{"id":113,"slug":114,"title":115,"price":8,"sku":116,"pic":117},8887378,"2wbup8e5p-2N3819","2N3819 -  Brand New NTE Electronics IC Chips","2N3819","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F598957.jpg",{"id":119,"slug":120,"title":121,"price":8,"sku":122,"pic":123},9113894,"wetdf74r-2SA1460","2SA1460 -  Brand New NEC IC Chips","2SA1460",false,{"id":125,"slug":126,"title":127,"price":8,"sku":128,"pic":129},9170614,"2rkhoajhs-2SC1945","2SC1945 -  Brand New MITSUBISHI IC Chips","2SC1945","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F380621.jpg",{"id":131,"slug":132,"title":133,"price":8,"sku":134,"pic":135},9156155,"h4mnmrbh-2SC3733-K","2SC3733-K -  Brand New NEC IC Chips","2SC3733-K","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F844742.jpg",{"id":137,"slug":138,"title":139,"price":8,"sku":140,"pic":141},9430042,"2udrhvz5n-2SJ179","2SJ179 -  Brand New STMicroelectronics IC Chips","2SJ179","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F546937.jpg",{"id":143,"slug":144,"title":145,"price":8,"sku":146,"pic":147},9427857,"2ucnyqebk-2SK170-BL","2SK170-BL -  Brand New TOSHIBA IC Chips","2SK170-BL","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F547018.jpg",{"id":149,"slug":150,"title":151,"price":8,"sku":152,"pic":153},8814069,"2tkxgayei-2SK2647-01MR","2SK2647-01MR -  Brand New FUJITSU IC Chips","2SK2647-01MR","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F442621.jpg",{"id":155,"slug":156,"title":157,"price":8,"sku":158,"pic":159},9151335,"2gfcqnhrg-2SK30A-Y","2SK30A-Y -  Brand New TOSHIBA IC Chips","2SK30A-Y","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F845208.jpg",{"id":161,"slug":162,"title":163,"price":8,"sku":164,"pic":165},9158002,"3b7cdbnvn-2SK3595-01MR","2SK3595-01MR -  Brand New IXYS IC Chips","2SK3595-01MR","http:\u002F\u002Fupload.chipdatas.com\u002Frepo2part\u002F845244.jpg","https:\u002F\u002Fwww.ebay.com\u002Fstr\u002Fchipdatas","USD","$",[170,177,183,188],{"id":171,"name":172,"descr":173,"pic":174,"start_price":175,"add_price":176},14,"Free Shipping","Estimated 15-30 business days via Registered Air Mail or others","https:\u002F\u002Fchipdatas.com\u002Fimg\u002Ficon\u002FFREE.svg","$0.00","Free",{"id":178,"name":179,"descr":180,"pic":181,"start_price":182,"add_price":176},13,"Expedited Shipping","Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx.","https:\u002F\u002Fchipdatas.com\u002Fimg\u002Ficon\u002FFAST.svg","$27.50",{"id":184,"name":185,"descr":186,"pic":187,"start_price":175,"add_price":176},16,"Buyer cooperating carrier","Using buyer's cooperating carrier.   Buyer should create a shipping label and share it to us. And then we will call carrier for pickup","https:\u002F\u002Fchipdatas.com\u002Fimg\u002Ficon\u002FCOOP.svg",{"id":189,"name":190,"descr":180,"pic":191,"start_price":192,"add_price":176},17,"Expedited Shipping ",null,"$38.00","Please contact us if need",{"title":195,"description":196,"content":197},"Estimated between \u003Cspan class='text-red-500'>Mon, Apr 13\u003C\u002Fspan> and \u003Cspan class='text-red-500'> Wed, Apr 15.\u003C\u002Fspan>","This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.",[198,199,200],"- The transportation time may be delayed due to customs clearance,local holidays or abnormal events","- The estimated time is based on the fastest speed provided by commercial couriers (DHL, Fedex, UPS etc).","- The estimated time does not include the lead time of the item, the lead time of most items is 2-5 business days. If there are more than 5 working days, we will manually confirm with you again.",{"stats":202,"latest":206,"useful":257},{"ebay_positive_rate":203,"ebay_positive_label":204,"source_label":205},"99.8%","99.8% Positive","eBay and repeat-order buyer feedback",[207,213,219,225,231,238,244,251],{"id":208,"user_name":209,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":210,"part_list":211,"like_num":8},1528,"m***h",[],[212],"10PCS  2SC2078-E TO-220 Integrated Circuits IC",{"id":214,"user_name":215,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":216,"part_list":217,"like_num":8},1529,"n***r",[],[218],"1PCS New JRC NJM2120D DIP-8 OP AMP IC",{"id":220,"user_name":221,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":222,"part_list":223,"like_num":8},1530,"r***o",[],[224],"10PCS New KM4164B-10 64K X 1 BIT DYNAMIC RAM WITH PAGE MODE DIP16",{"id":226,"user_name":227,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":228,"part_list":229,"like_num":8},1531,"o***z",[],[230],"1PCS New GK-C-1A-12D 12VDC Relay",{"id":232,"user_name":233,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":234,"img_list":235,"part_list":236,"like_num":8},1532,"X***m","Great!",[],[237],"10PCS New TLP250 DIP-8 Photocoupler POWER MOS FET GATE DRIVE",{"id":239,"user_name":240,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":241,"part_list":242,"like_num":8},1533,"R***q",[],[243],"1PCS New SF-HD850 DVD Optical Laser Head Lens",{"id":245,"user_name":246,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":247,"img_list":248,"part_list":249,"like_num":8},1534,"a***O","Works perfectly in my 286 system!",[],[250],"1PCS NOS INTEL  C80287XL DIP-40 Math Co-Processor",{"id":252,"user_name":253,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":86,"content":79,"img_list":254,"part_list":255,"like_num":8},1535,"J***P",[],[256],"10Pairs 2SA970 + 2SC2240 A970 + C2240 2SA970-GR +2SC2240-GR Transistor",[258,266,273,280,287,294,301,308],{"id":259,"user_name":260,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":261,"content":262,"img_list":263,"part_list":264,"like_num":8},1572,"O***G","Mar 24","I ordered two of these CPUs, very well packed in anti-static packaging. Unfortunately one was bad and one was good. I requested a partial refund and received it the same day.\ngood service even though one item was faulty.\nthanks,\nMark.",[],[265],"1PCS New MOTOROLA MC6809P DIP-40 IC",{"id":267,"user_name":268,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":74,"content":269,"img_list":270,"part_list":271,"like_num":8},1551,"G***o","Perfect replacement, I had a shipping issue and they offered an immediate refund. I ended up finding the package a few days later. I’ll definitely buy again!",[],[272],"10PCS New ON \u002F Fairchild  KA7805 three-terminal positive voltage regulator",{"id":274,"user_name":275,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":74,"content":276,"img_list":277,"part_list":278,"like_num":8},1556,"c***m","The battery works perfectly. My Pentax MX-1 is now able to remember the date and settings again. Shipping was very fast and it was well packaged.",[],[279],"1PCS NEW ORIGINAL SII\u002FSEIKO MS412FE-FL26E Rechargeable Battery 2.8v to 3.3v",{"id":281,"user_name":282,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":261,"content":283,"img_list":284,"part_list":285,"like_num":8},1564,"T***Z","Received as described. I bought these to troubleshoot a couple wonky Atari 2600 consoles and they do function.  ",[],[286],"2PCS New R6532AP Integrated Circuit IC DIP-40",{"id":288,"user_name":289,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":74,"content":290,"img_list":291,"part_list":292,"like_num":8},1544,"c***v","Excellent seller—item exactly as described, well packed, and shipped quickly. Highly recommended!",[],[293],"1PCS ADI  AD1865N-K AD1865NK Complete Dual 18-Bit 16 x Fs Audio DAC  DIP-24",{"id":295,"user_name":296,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":261,"content":297,"img_list":298,"part_list":299,"like_num":8},1589,"w***F","Exactly as described. Shipped and received timely. Well packaged.  Highly recommend this seller!",[],[300],"10PCS New RM6203 6203 DIP-8 IC",{"id":302,"user_name":303,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":261,"content":304,"img_list":305,"part_list":306,"like_num":8},1596,"E***i","good quality, excellent condition, good value, okay appearance",[],[307],"3PCS New NEC UPD63200 D63200 SOP-16 IC 18 BIT DIGITAL AUDIO",{"id":309,"user_name":310,"country":21,"iso_code":21,"avatar":21,"rate":75,"create_at":261,"content":311,"img_list":312,"part_list":313,"like_num":8},1594,"A***g","Good Product as described, good comm, very fast shipping.",[],[314],"10PCS None LM331N DIP-8 Integrated Circuits IC"]