LM4991MAX/NOPB Audio Amplifiers 3.0-W, mono, ihe ntinye analog klaasị-AB amplifier ọdịyo 8-SOIC -40 ruo 85
♠ Nkọwa ngwaahịa
| Njirimara ngwaahịa | Uru Njirimara |
| Onye nrụpụta: | Ngwa Texas |
| Otu ngwaahịa: | Ihe na-eme mkpọtụ |
| RoHS: | Nkọwa |
| Usoro: | LM4991 |
| Ngwaahịa: | Ihe na-eme mkpọtụ |
| Klas: | Klas-AB |
| Ike mmepụta: | 3 W |
| Ụdị nrịgo: | SMD/SMT |
| Ụdị: | 1-Chanel Mono |
| Ngwungwu/Ibe: | SOIC-8 |
| Ọdịnihu - Mgbochi ibu: | 3 ohms |
| THD gbakwunyere mkpọtụ: | 0.2% |
| Voltaji na-eweta - Nke kachasị: | 5.5 V |
| Voltaji Na-eweta - Obere: | 2.2 V |
| Okpomọkụ arụ ọrụ kacha nta: | - 40 C |
| Okpomọkụ arụ ọrụ kacha: | + 85 C |
| Nkwakọ ngwaahịa: | Reel |
| Nkwakọ ngwaahịa: | Bee teepu |
| Nkwakọ ngwaahịa: | MouseReel |
| Akara: | Ngwa Texas |
| Ọnụọgụ ọwa: | 1 Ọwa |
| Voltaji na-arụ ọrụ: | 2.2 V ruo 5.5 V |
| Ụdị ngwaahịa: | Ihe na-eme mkpọtụ |
| PSRR - Oke Ọjụjụ Ọjụjụ Ike: | 64dB |
| Ọnụọgụ ngwugwu ụlọ ọrụ: | 2500 |
| ngalaba: | Audio IC |
| Ibu nkeji: | 220 mg |
♠ LM4991 3W Audio Amplifier nwere ọnọdụ nkwụsị
LM4991 bụ igwe ọkụ ụda olu nwere mono bridged nwere ike ibunye 3W nke ike na-aga n'ihu n'ime ibu 3Ω nke na-erughị 10% THD mgbe ọkọnọ ike 5V na-akwado ya (lee ndetu n'okpuru). Iji chekwaa ike n'ime ngwa ndị a na-ebugharị ebugharị, ọnọdụ nkwụsị micropower LM4991 (ISD = 0.1µA, typ) na-arụ ọrụ mgbe etinyere VDD na pin SHUTDOWN.
A haziri ihe nkwuputa ike ọdịyo Boomer ka ọ na-enye ike dị elu, mmepụta ọdịyo dị elu. Ha na-achọ ihe dịpụrụ adịpụ ole na ole ma na-arụ ọrụ na voltaji dị ala site na 2.2V ruo 5.5V. Ebe LM4991 anaghị achọ mmepụta njikọ capacitors, bootstrap capacitors, ma ọ bụ snubber netwọk, ọ dabara adaba maka obere ike obere usoro na-achọ obere olu na ịdị arọ.
Atụmatụ LM4991 gbakwunyere gụnyere nchedo mmechi okpomọkụ, nkwụsi ike-ịnweta ịdị n'otu, na ịtọ uru mpụga.
• Dị na oghere-Saving WSON na SOIC ngwugwu
• Ultra Low ugbu a na-emechi ọnọdụ
• Nwere ike ịnya ibu Capacitive ruo 500pF
• Mmelite Pịa na Pop Circuit na-ebelata mkpọtụ n'oge ntụgharị na gbanyụọ
• 2.2 - 5.5V arụ ọrụ
• Ọ dịghị mmepụta Capacitors Njikọta, Snubber Networks, Bootstrap Capacitors ma ọ bụ Nweta-Ntọọ Resistors achọrọ.
• Ịdị n'Otu-Gain Stable
• Ekwentị ikuku na ekwentị
• PDAs
• Kọmputa enwere ike ibugharị
• Kọmputa desktọpụ
