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Also included are protective\nfeatures consisting of input and reference undervoltage lockouts each with\nhysteresis, cycle−by−cycle current limiting, programmable output deadtime, and\na latch for single pulse metering. Maximum Switching Frequency:500 kHz Minimum\nOperating Temperature:-40 °C Maximum Operating Temperature:+150 °C Output\nCurrent:1 A Package include 10pcs UC3842B\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eTrimmed Oscillator for Precise Frequency Control\u003c\/li\u003e\n \u003cli\u003eOscillator Frequency Guaranteed at 250 kHz\u003c\/li\u003e\n \u003cli\u003eAutomatic Feed Forward Compensation\u003c\/li\u003e\n \u003cli\u003eLatching PWM for CycleByCycle Current Limiting\u003c\/li\u003e\n \u003cli\u003eInternally Trimmed Reference with Undervoltage Lockout\u003c\/li\u003e\n \u003c\/ul\u003e\n\n\n\n\n","published_at":"2021-09-07T17:05:39+10:00","created_at":"2021-09-07T17:05:39+10:00","vendor":"Bridgold","type":"Communication Integrated Circuits","tags":["cocoon","no_prime_third_party"],"price":10100,"price_min":10100,"price_max":10100,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":41073762467995,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B07WRRW7RL","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Bridgold 10pcs UC3842B UC3842 High Performance PWM Current Mode Controller 1 A, 8-Pin PDIP","public_title":null,"options":["Default Title"],"price":10100,"weight":48,"compare_at_price":null,"inventory_management":null,"barcode":"Bridgold-84","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/leoforward.com\/cdn\/shop\/products\/B07WRRW7RL.jpg?v=1651411609","\/\/leoforward.com\/cdn\/shop\/products\/51TD8xjIEiL.jpg?v=1634839566","\/\/leoforward.com\/cdn\/shop\/products\/51KnaOV7WlL.jpg?v=1634839566","\/\/leoforward.com\/cdn\/shop\/products\/61_HZHgyn7L.jpg?v=1634839566","\/\/leoforward.com\/cdn\/shop\/products\/71mhgSk6seL.jpg?v=1634839566","\/\/leoforward.com\/cdn\/shop\/products\/71NndJlBUjL.jpg?v=1634839566"],"featured_image":"\/\/leoforward.com\/cdn\/shop\/products\/B07WRRW7RL.jpg?v=1651411609","options":["Title"],"media":[{"alt":"Bridgold 10pcs UC3842B UC3842 High Performance PWM Current Mode Controller 1 A, 8-Pin PDIP - 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They are specifically designed for Off−Line and DC−DC converter\napplications offering the designer a cost−effective solution with minimal\nexternal components. These integrated circuits feature a trimmed oscillator\nfor precise duty cycle control, a temperature compensated reference, high gain\nerror amplifier, current sensing comparator, and a high current totem pole\noutput ideally suited for driving a power MOSFET. Also included are protective\nfeatures consisting of input and reference undervoltage lockouts each with\nhysteresis, cycle−by−cycle current limiting, programmable output deadtime, and\na latch for single pulse metering. Maximum Switching Frequency:500 kHz Minimum\nOperating Temperature:-40 °C Maximum Operating Temperature:+150 °C Output\nCurrent:1 A Package include 10pcs UC3842B\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eTrimmed Oscillator for Precise Frequency Control\u003c\/li\u003e\n \u003cli\u003eOscillator Frequency Guaranteed at 250 kHz\u003c\/li\u003e\n \u003cli\u003eAutomatic Feed Forward Compensation\u003c\/li\u003e\n \u003cli\u003eLatching PWM for CycleByCycle Current Limiting\u003c\/li\u003e\n \u003cli\u003eInternally Trimmed Reference with Undervoltage Lockout\u003c\/li\u003e\n \u003c\/ul\u003e\n\n\n\n\n"}

Bridgold 10pcs UC3842B UC3842 High Performance PWM Current Mode Controller 1 A, 8-Pin PDIP

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Bridgold 10pcs UC3842B UC3842 High Performance PWM Current Mode Controller 1 A, 8-Pin PDIP

The UC3842B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−DC converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature a trimmed oscillator for precise duty cycle control, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET. Also included are protective features consisting of input and reference undervoltage lockouts each with hysteresis, cycle−by−cycle current limiting, programmable output deadtime, and a latch for single pulse metering. Maximum Switching Frequency:500 kHz Minimum Operating Temperature:-40 °C Maximum Operating Temperature:+150 °C Output Current:1 A Package include 10pcs UC3842B

Product Features

  • Trimmed Oscillator for Precise Frequency Control
  • Oscillator Frequency Guaranteed at 250 kHz
  • Automatic Feed Forward Compensation
  • Latching PWM for CycleByCycle Current Limiting
  • Internally Trimmed Reference with Undervoltage Lockout

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