BD5466GUL
Analog Input Monaural Class-D Speaker Amplifiers
BD5466GUL
Analog Input Monaural Class-D Speaker Amplifiers
此IC爲內建ALC的小型單聲道D類喇叭放大器。對應差動類比輸入，可以廣泛應用於手機、筆記型電腦等攜帶型設備到搭載語音合成的家電和醫療保健設備的領域中。效率達到業界頂級的90%，對於低發熱、節能有所貢獻。
Product Detail
規格:
Grade
Standard
Circuit Type
Class D
Number of Ch
1(Analog)
Speaker Amp Output Power(Max.)[W]
1
Gain [dB]
18
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/4
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
功能:
・內建數位ALC(Automatic Level Control)功能・外接元件：3點
・超小型封裝：9pin WL-CSP(1.7×1.7×0.55mmMax.)
・BD5460/61GUL(無ALC功能,，增益固定産品) 引腳相容規格
・BD5468GUL(有ALC功能，最大增益+13dB(Typ.)) 引腳相容規格
・最大增益：18dB(Typ.) [ALC作動時， 18～3dB@1dB Step]
・ALC快速Release（回復）Time：4ms/1dB(Typ.)
・限制輸出功率：
0.7W (Typ.)[VDD=4.2V, RL=8Ω, THD+N≦1%]
0.5W (Typ.)[VDD=3.6V, RL=8Ω, THD+N≦1%]
・音訊類比輸入（對並差動/單輸入兩種方式）
・無LC濾波輸出
・POP音降低電路
・關斷功能（兼靜音）[低關斷電流= 0.01μA (Typ.)]
・内建保護電路：輸出短路、熱截断、低電壓保護
Reference Design / Application Evaluation Kit
-
- Evaluation Board - BD5466GUL-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.
