{"product_id":"tl494cn-dip16-pwm-power-controller-ic-tl494-series-5pcs","title":"TL494CN DIP-16 PWM Power Controller IC — TL494 Series (5pcs)","description":"\u003ch2\u003eTL494CN — DIP-16 PWM Power Controller IC (TL494 Series)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eTL494CN\u003c\/strong\u003e is the industry-standard \u003cstrong\u003efixed-frequency PWM controller IC\u003c\/strong\u003e in DIP-16 through-hole package, part of the classic \u003cstrong\u003eTL494 series\u003c\/strong\u003e. With dual error amplifiers, programmable dead-time, and complementary push-pull outputs capable of \u003cstrong\u003e200mA\u003c\/strong\u003e, it remains the backbone of ATX power supplies, DC-DC converters, and inverter designs worldwide. This listing provides \u003cstrong\u003e5 pieces\u003c\/strong\u003e — new and original.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eTL494CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eTL494\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eDIP-16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage (Vcc)\u003c\/td\u003e\n\u003ctd\u003e7V – 40V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current (per driver)\u003c\/td\u003e\n\u003ctd\u003e200mA sink\/source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOscillator Frequency\u003c\/td\u003e\n\u003ctd\u003e1Hz – 300kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eError Amplifiers\u003c\/td\u003e\n\u003ctd\u003e2 (differential, 70dB gain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDead-Time Control\u003c\/td\u003e\n\u003ctd\u003e0–45% programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Modes\u003c\/td\u003e\n\u003ctd\u003eSingle-ended or push-pull\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Reference\u003c\/td\u003e\n\u003ctd\u003e5V ±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e5 PCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eTL494 Series Comparison\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart\u003c\/th\u003e\n\u003cth\u003eTemp Range\u003c\/th\u003e\n\u003cth\u003ePackage\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTL494CN\u003c\/td\u003e\n\u003ctd\u003e0°C to +70°C\u003c\/td\u003e\n\u003ctd\u003eDIP-16\u003c\/td\u003e\n\u003ctd\u003eCommercial, through-hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTL494CD\u003c\/td\u003e\n\u003ctd\u003e0°C to +70°C\u003c\/td\u003e\n\u003ctd\u003eSOIC-16\u003c\/td\u003e\n\u003ctd\u003eCommercial, SMD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTL494IN\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003ctd\u003eDIP-16\u003c\/td\u003e\n\u003ctd\u003eIndustrial grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTL494C\u003c\/td\u003e\n\u003ctd\u003e0°C to +70°C\u003c\/td\u003e\n\u003ctd\u003eDIP-16\u003c\/td\u003e\n\u003ctd\u003eEquivalent to TL494CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eWhy Choose TL494CN?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eDual error amplifiers\u003c\/strong\u003e — independent voltage and current feedback loops\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003ePush-pull outputs\u003c\/strong\u003e — drives transformer primary directly in push-pull\/half-bridge\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eProgrammable dead-time\u003c\/strong\u003e — prevents shoot-through in complementary switch pairs\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e5V internal reference\u003c\/strong\u003e — no external reference IC required\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e300kHz max frequency\u003c\/strong\u003e — suitable for compact high-frequency SMPS designs\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eCompatible With \/ Works With\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eATX desktop PC power supply primary PWM stage\u003c\/li\u003e\n\u003cli\u003ePush-pull 12V–220V inverter transformer driver\u003c\/li\u003e\n\u003cli\u003eDC-DC boost converter (12V to 48V) control stage\u003c\/li\u003e\n\u003cli\u003eMotor PWM speed controller\u003c\/li\u003e\n\u003cli\u003eGate drivers: IR2110, TC4420 (for large MOSFET gate capacitance)\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eATX Power Supply\u003c\/strong\u003e — primary PWM controller in desktop PC SMPS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V–220V Inverter\u003c\/strong\u003e — push-pull driver for EI33\/EE42 transformer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC-DC Converter\u003c\/strong\u003e — boost\/buck-boost topology up to 300kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPS Inverter\u003c\/strong\u003e — sine-wave or square-wave output stage control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Speed Controller\u003c\/strong\u003e — variable frequency PWM for DC motors\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Is TL494CN the same as TL494C?\u003c\/strong\u003e\u003cbr\u003eA: Yes. TL494CN and TL494C are electrically identical — same DIP-16 package, same specifications. The \"N\" suffix denotes the DIP (plastic dual in-line) package in Texas Instruments' naming convention.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: How do I set the switching frequency on TL494CN?\u003c\/strong\u003e\u003cbr\u003eA: Connect RT between pin 6 and Vref (pin 14), CT between pin 5 and GND. Frequency ≈ 1.1 \/ (RT × CT). Example: RT=22kΩ, CT=1nF → f ≈ 50kHz.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can TL494CN drive MOSFETs directly?\u003c\/strong\u003e\u003cbr\u003eA: The 200mA output can drive small MOSFETs at low frequency. For large MOSFETs or high-frequency operation, add a gate driver IC (IR2110, TC4420) between TL494 output and MOSFET gate.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e5× TL494CN DIP-16 PWM Power Controller IC\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991481602283,"sku":"\u003cnone\u003e","price":5.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/tl494cn-dip16-pwm-ic.webp?v=1761545647","url":"https:\/\/keszoox.com\/products\/tl494cn-dip16-pwm-power-controller-ic-tl494-series-5pcs","provider":"Keszoox","version":"1.0","type":"link"}