LM4991MAX/NOPB Audio Amplifiers 3.0-W, mono, afọwọṣe igbewọle Kilasi-AB ohun ampilifaya 8-SOIC -40 to 85
♠ Apejuwe ọja
| Irisi ọja | Ifilelẹ Ifarahan |
| Olupese: | Texas Instruments |
| Ẹka Ọja: | Audio Amplifiers |
| RoHS: | Awọn alaye |
| jara: | LM4991 |
| Ọja: | Audio Amplifiers |
| Kilasi: | Kilasi-AB |
| Agbara Ijade: | 3 W |
| Iṣagbesori ara: | SMD/SMT |
| Iru: | 1-ikanni Mono |
| Package/Apo: | SOIC-8 |
| Olohun – Imudanu fifuye: | 3 ohms |
| THD pẹlu Ariwo: | 0.2% |
| Foliteji Ipese - O pọju: | 5.5 V |
| Foliteji Ipese - Min: | 2.2 V |
| Iwọn Iṣiṣẹ ti o kere julọ: | -40 C |
| Iwọn Iṣiṣẹ ti o pọju: | + 85 C |
| Iṣakojọpọ: | Reli |
| Iṣakojọpọ: | Teepu Ge |
| Iṣakojọpọ: | MouseReel |
| Brand: | Texas Instruments |
| Nọmba awọn ikanni: | 1 ikanni |
| Foliteji Ipese Ṣiṣẹ: | 2.2 V si 5.5 V |
| Iru ọja: | Audio Amplifiers |
| PSRR - Iwọn Ijusilẹ Ipese Agbara: | 64 dB |
| Opoiye Pack Factory: | 2500 |
| Ẹka: | Audio ICs |
| Iwọn Ẹyọ: | 220 mg |
♠ LM4991 3W Ampilifaya Agbara Ohun afetigbọ pẹlu Ipo Tiipa
LM4991 jẹ ampilifaya ohun afetigbọ monomono ti o lagbara lati jiṣẹ 3W ti agbara aropin lemọlemọ sinu ẹru 3Ω pẹlu o kere ju 10% THD nigba ti agbara nipasẹ ipese agbara 5V (wo Akọsilẹ ni isalẹ). Lati tọju agbara ni awọn ohun elo to ṣee gbe, ipo titiipa micropower LM4991 (ISD = 0.1µA, type) ti mu ṣiṣẹ nigbati VDD ti lo si PIN SHUTDOWN.
Awọn amplifiers agbara ohun afetigbọ Boomer jẹ apẹrẹ pataki lati pese agbara giga, iṣelọpọ ohun afetigbọ giga. Wọn nilo awọn paati ita diẹ ati ṣiṣẹ lori awọn foliteji ipese kekere lati 2.2V si 5.5V.Niwọn igba ti LM4991 ko nilo awọn agbara ikojọpọ ti o wu jade, awọn capacitors bootstrap, tabi awọn nẹtiwọọki snubber, o jẹ apere fun awọn ọna gbigbe agbara kekere ti o nilo iwọn kekere ati iwuwo.
Awọn ẹya LM4991 ni afikun pẹlu aabo tiipa igbona, iduroṣinṣin ere-iṣọkan, ati ṣeto ere ita.
• Wa ni aaye-Fifipamọ WSON ati Awọn akopọ SOIC
• Ultra Low Lọwọlọwọ tiipa Ipo
• Le Wakọ Awọn ẹru agbara to 500pF
• Ilọsiwaju Tẹ ati Agbejade Circuit Dinku Awọn ariwo lakoko Titan-an ati Paa Awọn iyipada
• 2.2 - 5.5V Isẹ
• Ko si Awọn agbara Isopọpọ Iṣajade, Awọn Nẹtiwọọki Snubber, Awọn Kapasito Bootstrap tabi Awọn alatako Ṣiṣeto Ere Ti beere
• Idurosinsin-Gain isokan
• Alailowaya ati Awọn imudani alagbeka
• Awọn PDA
Awọn kọnputa agbeka
• Awọn kọmputa tabili
