{"product_id":"ne555dr-sa555dr-precision-timer-ic-sop8-smd-20pack","title":"NE555DR \/ SA555DR Precision Timer IC — SOP-8 SMD, 2–15V, 200mA (20-Pack)","description":"\u003ch2\u003eNE555DR \/ SA555DR Precision Timer IC — SOP-8 SMD, 2–15V (20-Pack)\u003c\/h2\u003e\u003cp\u003eThe NE555DR and SA555DR are the SOP-8 SMD versions of the legendary NE555 precision timer IC. Functionally identical to the classic DIP-8 NE555, they operate from 2V to 15V, source\/sink up to 200mA, and support astable (oscillator), monostable (one-shot), and bistable (flip-flop) configurations. The SOP-8 package makes them ideal for compact PCB designs where through-hole DIP components are not suitable.\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 Numbers\u003c\/td\u003e\n\u003ctd\u003eNE555DR, SA555DR, NE555DT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eSOP-8 (SMD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e2V – 15V (NE555DR: 4.5–15V; SA555DR: 2–15V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e200mA source\/sink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTiming Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1% (with stable R\/C components)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Oscillation Frequency\u003c\/td\u003e\n\u003ctd\u003e~500kHz (astable mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to +70°C (NE555DR) \/ -40°C to +85°C (SA555DR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e20 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose NE555DR \/ SA555DR?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOP-8 SMD package\u003c\/strong\u003e — compact footprint for modern PCB designs, replaces DIP NE555 in surface-mount layouts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e200mA output drive\u003c\/strong\u003e — directly drives LEDs, small relays, and transistor bases without a buffer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage range\u003c\/strong\u003e — SA555DR works from 2V (battery-powered) to 15V (industrial supply)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin-compatible with DIP NE555\u003c\/strong\u003e — same circuit topology, just adapt PCB footprint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20-pack value\u003c\/strong\u003e — sufficient for lab stock, multiple projects, and repair work\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With \/ Common Use Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePWM generation\u003c\/strong\u003e: Astable mode with variable resistor for motor speed control and LED dimming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDebounce circuit\u003c\/strong\u003e: Monostable mode to clean up noisy button signals for Arduino inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTone generator\u003c\/strong\u003e: Astable mode driving a piezo buzzer for alarm and notification circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMissing pulse detector\u003c\/strong\u003e: Monostable mode to detect signal interruptions in safety circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage-controlled oscillator (VCO)\u003c\/strong\u003e: Control pin modulation for basic FM\/AM signal generation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between NE555DR and SA555DR?\u003c\/strong\u003e\u003cbr\u003eA: Both are SOP-8 SMD 555 timers. The NE555DR operates from 4.5–15V and is rated 0°C to +70°C (commercial grade). The SA555DR operates from 2–15V and is rated -40°C to +85°C (industrial\/automotive grade). For battery-powered or outdoor applications, prefer the SA555DR.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I use NE555DR as a direct replacement for the DIP-8 NE555?\u003c\/strong\u003e\u003cbr\u003eA: Electrically yes — same pinout and function. You need to adapt the PCB footprint from DIP-8 (2.54mm pitch) to SOP-8 (1.27mm pitch). Use a DIP-to-SOP adapter board for breadboard prototyping.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the maximum PWM frequency I can generate with the NE555?\u003c\/strong\u003e\u003cbr\u003eA: In astable mode, the NE555 can oscillate up to approximately 500kHz with small R\/C values. For higher-frequency PWM (above 100kHz), consider a dedicated PWM IC like the SG3525 or a microcontroller timer output instead.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e20× NE555DR \/ SA555DR Precision Timer IC (SOP-8 SMD)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991456534763,"sku":"\u003cnone\u003e","price":6.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/ne555dr-sa555dr-ne555dt-sop-8-precision-timer-ic.webp?v=1761797107","url":"https:\/\/keszoox.com\/products\/ne555dr-sa555dr-precision-timer-ic-sop8-smd-20pack","provider":"Keszoox","version":"1.0","type":"link"}