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  • RE: LM3880: I have a concern with EN pin LMZ12401H by using LM3880

    Resolved
    Hello Brad you are right with V in 12V I have 6 V V out and EN = 6 V so that destroy the LM3880 Monday I will received the transistor to make a trial with th eTI provided circuit Regards David
    • Answered

  • LM3880: LM3880 Quiescent Current

    Resolved
    Part Number: LM3880 The LM3880 datasheet specs a quiescent current of 25uA. It does not specify the condition in which this is measured. Is this with the EN pin high or low? I hope the quiescent current should be single digits or lower in the uA range…
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  • RE: WEBENCH® Tools: LM3880 and LM3881

    Hi Here is the PSpice model for LM3880 http://www.ti.com/lit/zip/snvmbb4 Does it help? Regards Yihe

  • RE: LM3880: Push Pull Outputs version?

    Hi We do not have something P2P with LM3880 offering push pull output. For the LM3880, the minimum is 1.0V and the max is VCC + 0.3 For the UCD9090-Q1, EN is a CMOS signal, the minimum is VCC - 0.6V, the max is 3.6V For 1us glitch, it will be…
    • Answered

  • LM3880: Questions about using the LTM3808

    Resolved
    Part Number: LM3880 Other Parts Discussed in Thread: SN74LV244A , , TPS3808 Please tell me the following points about how to use LTM3808. 【Question 1】 ・Figure 12 in the data sheet shows a circuit example using MOSFETs. 　 Is it possible to directly…
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  • LM3880-Q1: LM3880-Q1 Cascading circuit

    TI Thinks Resolved
    Part Number: LM3880-Q1 Other Parts Discussed in Thread: LM3880 , Hello, Please answer following request from customer. Following Applications Journal Figure 4 explains the example of LM3880 cascading circuit. http://www.ti.com/lit/an…
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  • LM3880: Disable flag 3 of LM3880

    Resolved
    Part Number: LM3880 My customer looking at LM3880QMFE-1AA/NOPB Power-Up and Power-Down sequence is 1-2-3, 3-2-1 and the delay between all the flags is 10mS. They need to use only Flag 1 and Flag 2, possible to disable Flag 3? Thanks Plongchar…
    • Resolved

  • LM3880: Pulling LM3880 flag outputs to EN pin to reduce off current

    TI Thinks Resolved
    Part Number: LM3880 Can the LM3880 flag outputs be pulled to the EN pin to reduce current consumption through the pullups when it is off? The use case is the LM3880 stays powered on continuously and a uC drives the EN pin to control power to a subsystem…
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  • LM3880-Q1: About the EN and power down sequence of LM3880-Q1

    Resolved
    Part Number: LM3880-Q1 Other Parts Discussed in Thread: LM3880 I would like to confirm the power down sequence of the LM3880-Q1. It is described on page 11(7.3.2 Incomplete Sequence Operation) of the LM3880-Q1 datasheet as follows. --------------…
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    • Answered

  • LM3880: EN time spec

    Resolved
    Part Number: LM3880 Hi, Team, I have a question for LM3880MF-AE/NOPB. Is there minimum EN time sepc? My customer is evaluation the device. The device sometimes ignore enable off when the enable is off just a few ~ms. Best Regards, Satoshi Yone
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