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Showing 32 results View by: Thread Post Sort by
  • OPA1642: EOL Letter Notification for OPA2604AU

    AZUSA IWATA
    AZUSA IWATA
    TI Thinks Resolved
    Other Parts Discussed in Thread: OPA604 Tool/software: Hello. When was the EOL letter for the OPA2604AU issued? Thanks in advance.
    • 23 days ago
    • Audio
    • Audio forum
  • BUF634:BUF634

    Piotr Czyzewski
    Piotr Czyzewski
    TI Thinks Resolved
    Part Number: BUF634 Other Parts Discussed in Thread: OPA604 Tool/software: Good day. I have a huge problem, I have a CD Wadia 16 and unfortunately it is seriously damaged, the BUF634P were burnt, I know they have been withdrawn from production. I have…
    • 8 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • RE: Status of the OPA2604AU/2K5, PCN available?

    Raymond Zhang1
    Raymond Zhang1
    Resolved
    Hi Christian, OPA2604 has EOL status, see the link below. However, OPA604, a single op amp package is still Active, and readily available via TI store or distributors. It is possible that some distributors still have OPA2604 in stocks, but it is likely…
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • JFE2140: DC from JFE2140 Composite Amplifier

    Charles Manneschmidt
    Charles Manneschmidt
    Resolved
    Part Number: JFE2140 Other Parts Discussed in Thread: OPA604 , OPA202 , LME49860 , TINA-TI I've built a composite amplifier using a JFE2140 dual JFET and a OPA604, similar to Fig. 9-6 on the JFE2140 DS. Two that I've built work fine, but two others exhibit…
    • Resolved
    • over 2 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • LF356: Looking for LF356B Grade Part

    Darren (FAE)
    Darren (FAE)
    Resolved
    Part Number: LF356 Other Parts Discussed in Thread: OPA604 In the Datasheet, there is a device classified as "LF356B" which has a higher supported voltage range, better offset, etc. But the "B" version is not in the Orderables. 1) Is it possible to…
    • Resolved
    • over 3 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • PCM1798: Opamp specification detail using for I-V convert circuit connected after DAC analog audio output

    user1301732
    user1301732
    Resolved
    Part Number: PCM1798 Other Parts Discussed in Thread: NE5534 , , OPA2134 , OPA604 , OPA134 In the PCM1798's datasheet, NE5534 is recommended for I-V convert circuit connected to PCM1798 analog output. But NE5534 is too high for us. So could you tell…
    • Resolved
    • over 2 years ago
    • Audio
    • Audio forum
  • LME49860: LME49860: Trying to understand why datasheet shows clipping behaviour roughly 8 Volts below actual clipping point?

    Michael Tibes
    Michael Tibes
    TI Thinks Resolved
    Part Number: LME49860 Other Parts Discussed in Thread: OPA604 , OPA134 I am trying to understand the LME49860 data sheet. This Opamp has a max supply voltage of+-22V which should give a max output swing of +-21.2V into 10k. Yet when I look at the data…
    • over 4 years ago
    • Audio
    • Audio forum
  • RE: OPA2604 EOL

    Dennis Goeke
    Dennis Goeke
    Alfred The OPA2604 is no longer available from TI or their distributors. The single channel OPA604 is still available... If the DIP package is required, the only audio part available is the OPA2134; lower bandwidth but still a very good audio OPAMP…
    • over 6 years ago
    • Amplifiers
    • Amplifiers forum
  • OPA827: OPA827 voltage follower exhibits input oscillation with capacitative source

    Peter Rice
    Peter Rice
    Part Number: OPA827 Other Parts Discussed in Thread: OPA604 , OPA140 In a recent design update, we replaced an OPA604 with an OPA827 in a position as a voltage follower (buffer) at the input of an instrument. The input arrives on a BNC connector and feeds…
    • over 8 years ago
    • Amplifiers
    • Amplifiers forum
  • RE: AC current source with Howland circuit

    rahman yunus
    rahman yunus
    Hi all, Thank you for the advice. I will stick with OPA604 for the Howland circuit. I changed the Vcc and Vee supply and I need assistance to calculate the output impedance of Howland current pump circuit as shown in Fig.1. I performed simulation on…
    • over 11 years ago
    • Amplifiers
    • Amplifiers forum
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