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LM4991MAX/NOPB Whakanui Ororongo 3.0-W, mono, urunga tairitenga Whakanuia orooro Class-AB 8-SOIC -40 ki te 85

LM4991MAX/NOPB Whakanui Ororongo 3.0-W, mono, urunga tairitenga Whakanui orooro akomanga-AB 8-SOIC -40 ki te 85 Atahanga Whakaaturanga
  • LM4991MAX/NOPB Whakanui Ororongo 3.0-W, mono, urunga tairitenga Whakanuia orooro Class-AB 8-SOIC -40 ki te 85

Whakaahuatanga Poto:

Kaihanga: Texas Instruments
Kāwai Hua: Whakanui Ororongo
Rau Raraunga: LM4991MAX/NOPB
Whakaahuatanga:IC AMP CLASS AB MONO 1.5W 8SOIC
Te mana o te RoHS: RoHS Compliant


Tukuna he imeera ki a matou

Taipitopito Hua

Ngā āhuatanga

NGA TONO

Tohu Hua

♠ Whakaahuatanga Hua

Huanga Hua

Uara Huanga

Kaihanga:

Texas Taonga

Kāwai Hua:

Whakanui Ororongo

RoHS:

Nga korero

Rangatū:

LM4991

Hua:

Whakanui Ororongo

akomanga:

Karaehe-AB

Mana Putanga:

3 W

Kāhua Whakaeke:

SMD/SMT

Momo:

1-Channel Mono

Mōkī/Puhi:

SOIC-8

Ororongo - Uta Impedance:

3 Ohm

THD me te Haruru:

0.2 %

Ngaohiko Tukunga - Max:

5.5 V

Ngaohiko Tuku - Min:

2.2 V

Paemahana Mahi Iti:

-40C

Paemahana Mahi Morahi:

+ 85 C

Tapeke:

Hurorirori kau

Tapeke:

Tapahia te Ripene

Tapeke:

KioreReel

Waitohu:

Texas Taonga

Te maha o nga hongere:

1 Channel

Ngaohiko Whakawhiwhi Mahi:

2.2 V ki te 5.5 V

Momo Hua:

Whakanui Ororongo

PSRR - Tauwehenga Whakakorenga Hiko Hiko:

64 dB

Te Rahi Wheketere:

2500

Kāwairoto:

IC ororongo

Taumaha Waeine:

220 mg

♠ LM4991 3W Ororongo Power Amplifier me te Aratau Whakaweto

Ko te LM4991 he mono bridged power amplifier kaha ki te tuku i te 3W o te hiko toharite tonu ki roto i te kawenga 3Ω me te iti iho i te 10% THD ka whakakahangia e te hiko 5V (tirohia te Tuhipoka i raro nei). Hei pupuri i te hiko i roto i nga tono kawe, ka whakahohehia te aratau katinga hiko moroiti o te LM4991 (ISD = 0.1µA,typ) ina hoatu te VDD ki te titi SHUTDOWN.

Ko nga whakakaha oro oro Boomer he mea hanga motuhake hei whakarato i te mana teitei, te whakaputanga ororongo pono. He iti noa nga waahanga o waho me te mahi i runga i nga ngaohiko tuku iti mai i te 2.2V ki te 5.5V. I te mea kaore e hiahiatia e te LM4991 nga punga hono hononga whakaputa, nga pūnga hiko bootstrap, nga whatunga snubber ranei, he mea tino pai mo nga punaha kawe iti-hiko me te iti o te rahi me te taumaha.

Ko etahi atu waahanga LM4991 ko te whakamarumaru whakaweto waiariki, te pumau o te kotahitanga, me te huinga taonga o waho.

 


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