Datasheet LM4871M/NOPB - National Semiconductor Даташит ИС, усилитель, аудио POWER, MONO, SMD — Даташит
Наименование модели: LM4871M/NOPB
![]() 41 предложений от 21 поставщиков Усилитель звуковой мощности, 3 Вт, AB, 1 канал, 2В до 5.5В, SOIC, 8 вывод(-ов) | |||
LM4871M/NOPB Texas Instruments | 60 ₽ | ||
LM4871M/NOPB Texas Instruments | 70 ₽ | ||
LM4871M/NOPB Texas Instruments | от 523 ₽ | ||
LM4871M/NOPB Texas Instruments | по запросу |
Подробное описание
Производитель: National Semiconductor
Описание: ИС, усилитель, аудио POWER, MONO, SMD
Краткое содержание документа:
LM4871 3W Audio Power Amplifier with Shutdown Mode
January 2003
LM4871 3W Audio Power Amplifier with Shutdown Mode
General Description
The LM4871 is a mono bridged audio power amplifier capable of delivering 3W of continuous average power into a 3 load with less than 10% THD when powered by a 5V power supply (Note 1).
To conserve power in portable applications, the LM4871's micropower shutdown mode (IQ = 0.6µA, typ) is activated when VDD is applied to the SHUTDOWN pin. Boomer audio power amplifiers are designed specifically to provide high power, high fidelity audio output. They require few external components and operate on low supply voltages from 2.0V to 5.5V. Since the LM4871 does not require output coupling capacitors, bootstrap capacitors, or snubber networks, it is ideally suited for low-power portable systems that require minimum volume and weight. Additional LM4871 features include thermal shutdown protection, unity-gain stability, and external gain set.
Спецификации:
- Amplifier Class: AB
- Количество каналов: 1
- Output Power: 3 Вт
- Диапазон напряжения питания: 2 В ... 5.5 В
- THD + N: 0.25% @ 1 Вт, 8 Ом, VDD=5V
- Load Impedance: 8 Ом
- Amplifier Case Style: SOIC
- Количество выводов: 8
- SVHC: No SVHC (15-Dec-2010)
- Тип корпуса: SOIC
- Bandwidth: 20 кГц
- Input Offset Voltage Max: 50mV
- Load Impedance Min: 8 Ом
- Number of Amplifiers: 1
- Рабочий диапазон температрур: -40°C ... +85°C
- Output Power Pout: 2.5 Вт
- Power Rating RMS: 1.5 Вт
- Способ монтажа: SMD
RoHS: есть
Дополнительные аксессуары:
- Electrolube - SMA10SL