BD5467GUL
Analog Input Monaural Class-D Speaker Amplifiers

此IC为内置ALC的小型单声道D类扬声器放大器。支持差分模拟输入,可以广泛应用于手机、笔记本电脑等便携式设备到搭载语音合成的家电和医疗保健设备的宽领域中。效率实现业界顶级的90%,有助于实现低发热、节能。

Data Sheet 购买 *
* 本产品是标准级的产品。
本产品不建议使用于车载设备。

主要规格

 
型号 | BD5467GUL-E2
Status | 推荐品
封装 | VCSP50L1
包装形态 | Taping
包装数量 | 3000
最小独立包装数量 | 3000
RoHS | Yes

特性:

Grade

Standard

Circuit Type

Class D

Number of Ch

1(Analog)

Speaker Amp Output Power(Max.)[W]

1

Gain [dB]

13

Maximum Output [W,RL=8Ω]

0.8

Maximim Output [W,RL=4Ω]

1.6

Minimum Load [Ω]

4

Input Type

Differential

Start Up Time [ms]

1.02

ALC/Relese time [ms/dB]

Yes/262

Stand-by Current [µA]

0.01

Power Supply Voltage (Min.) [V]

2.5

Power Supply Voltage (Max.) [V]

5.5

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

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特点:

・内置ALC功能
・外接元器件:3点
・超小型封装 [9pin WL-CSP:1.7×1.7×0.55mmMax.(VCSP50L1)]
・BD5460/61GUL 引脚兼容(无ALC功能,增益固定产品)
・最大增益13dB(Typ.) [ALC工作时,-2~+13dB@1dB Step]
・释放时间 262ms/1dB(Typ.)
・限制输出功率
        1.0W(Typ.)[VDD=5.0V, RL=4Ω, THD+N≦1%]
        0. 5W(Typ.)[VDD=3.6V, RL=8Ω, THD+N≦1%]
・模拟差动输入/PWM数字输出(无LC滤波输出)
・POP音降低电路
・关断功能(关断电流= 0.01μA (Typ.))
・内置保护电路(输出短路、热关断、欠压保护)

Reference Design / Application Evaluation Kit

 
    • Evaluation Board - BD5467GUL-EVK-001
    • BD546xGUL series, BD27400GUL are a wafer-level CSP packaged low voltage monaural Class-D speaker amplifier for mobile phone, portable type electric devices. BD5460/61GUL are a fixed gain type. BD27400GUL is a variable gain type, BD5465/66/67/68/69GUL are fixed gain with ALC type.

  • User's Guide
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