• CD4047B: CD4047B based 12V DC to 192VAC inverter circuit,

  

  einfochips an Arrow Company

  TI Thinks Resolved

  Part Number: CD4047B Other Parts Discussed in Thread: TL494 Dear Sir, We are looking for CD4047B based 12V DC to 192VAC inverter circuit reference design, so can you please provide a validated reference design for the same. Thanks, Vaibhav Kundariya …

  • over 3 years ago
  • Logic
  • Logic forum

• CD4047B: The calculation for adjusting the output frequency with an external RC

  

  Ivy Jin

  TI Thinks Resolved

  Part Number: CD4047B Hi team, My customer use CD4047B in their project, and below is the question, could you please help give some comments? Thank you. According to the datasheet: tM(10,11)=2.48RC The following application scenario output theoretical…

  • over 3 years ago
  • Logic
  • Logic forum
Answered

• CD4047B: Parasitic oscillation

  

  6570704

  Resolved

  Part Number: CD4047B Other Parts Discussed in Thread: TPL5110 I'm designing a circuit in which the Q output of CD4047BM drives a MOSFET gate whose drain drives a relé coil, powered by a 1 F supercapacitor at 5 V; the CD4047BM is triggered by -TRIGGER input…

  • Resolved

  • over 3 years ago
  • Logic
  • Logic forum

• CD4047B: ESD HBM consult

  

  Lin_Charles

  TI Thinks Resolved

  Part Number: CD4047B Hi team, My customer wants to know the HBM ESD value of CD4047BM96. I cannot find it in our datasheet. Please help provide it to them. Thanks. BR, Charles Lin

  • over 4 years ago
  • Logic
  • Logic forum
Answered

• CD4047B: the unique operation of the monostable multivibrator and retrigger randomness

  

  user6473012

  Resolved

  Part Number: CD4047B Hi, I'm trying to run the chip using the cd4047 chip in monostable mode with time extension on demand. The designed time tM = 2.48 RtCt is approx. 38 sec. (ceramic 30uF and 510kOhm). 12V power supply filtered with 100uF / 25V capacitor…

  • Resolved

  • over 4 years ago
  • Logic
  • Logic forum

• CD4047B: ref design for DC to AC

  

  Sam Ting

  TI Thinks Resolved

  Part Number: CD4047B Hi team, Could you provide the power solution and ref design for the specs below, thanks! 1. Input voltage: DC 3.3V to 12V 2. Output voltage: AC +-48V with 50 Hz 3. Max output power: 3W Best regards, Sam Ting

  • over 4 years ago
  • Logic
  • Logic forum
Answered

• CD4047B: CD4047 questions from customer

  

  Sulyn ZHANG

  Resolved

  Part Number: CD4047B Hi Team, My customer is using our CD4047 and they have some questions here I want to search support from your side: 1. CD4047 working in unstable free running mode, pin 10 and pin 13 will output complementary pulse waveform, so how…

  • Resolved

  • over 5 years ago
  • Logic
  • Logic forum

• CD4047B: CD4047BE

  

  Ray Linehan

  TI Thinks Resolved

  Part Number: CD4047B Dear Sir / Madam, Recently on a Motor Gate Drive Circuit we replaced an obsolete NXP device with TEXAS INSTRUMENT device CD4047BE (CMOS Low-Power Astable Multivibrator). However the frequency reduced significantly (from 890KHz to…

  • over 6 years ago
  • Logic
  • Logic forum

• CD4047B: Pin 10 maximum output current/power

  

  Johnny Guo

  TI Thinks Resolved

  Part Number: CD4047B Hi, team, I have one question about CD4047B pin 10 output power. Customer tested the pin 10 voltage and current, shown in below waveform. The peak V*I is 529mW, time period is 30ns. Is there any risk for CD4047B pin 10 and device…

  • over 6 years ago
  • Logic
  • Logic forum
Answered

• PWM controller with adjustable duty cycle

  

  Danilo A.

  Resolved

  Other Parts Discussed in Thread: CD4047B , UCC2803 , UCC2805 Hi Team, Our customer is looking for a PWM controller with adjustable duty cycle. He is considering the CD4047B but I understand that the duty cycle is fixed at 50% due to the internal flip flop…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

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