BH3547F
Standard Headphone Amplifiers
BH3547F
Standard Headphone Amplifiers
BH3547F為針對數位源的耳機放大器，增益固定爲6dB，因此不需要外接增益設定的電阻。內建靜音功能，可輕鬆因應電源ON-OFF時的爆音問題。另外，內建過熱保護電路，防止短路等引起的IC破壞。
Product Detail
規格:
Iq[mA]
3.7
Ext. Gain
No
Gain [dB]
6
Output Type
SE
Number of Ch
2
Gain [dB]
6
Maximum Output [mW,RL=16Ω]
77+77
Maximum Output [mW,RL=32Ω]
46+46
Minimum Load [Ω]
16
Input Type
Analog
THD+N [%,RL=16Ω]
0.05
S/N [dB]
94
Power Supply Voltage (Min.) [V]
4.5
Power Supply Voltage (Max.) [V]
6.5
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
75
Package Size [mm]
5.0x6.2 (t=1.71)
功能:
・內建靜音功能因應電源ON-OFF時的爆音問題・內建過熱保護電路(150℃)防止短路引起的IC破壞
・SOP8pin的小型封裝
參考設計 / 應用評估套件
-
- Evaluation Board - BH3547F-EVK-001
BH3544F, BH3547F, BH3548F are headphone amplifiers suitable for portable products. Maximum Output is 0.062～0.077W (typ). BH3544F, BH3547F, BH3548F is pin-to-pin compatible (SOP8), enable to replace each other easily. BH3544F, BH3547F, BH3548F also has mute functions that make it easy to prevent pop noise when power supply turns on/off.
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