BH3548F
Standard Headphone Amplifiers
BH3548F
Standard Headphone Amplifiers
BH3548F為最適合可攜式産品的耳機放大器。增益固定爲6dB，因此不需要增益設定用的外接電阻。另外，本產品為SOP-8引腳相容產品，可輕鬆和同系列的BH3541F/44F/47F進行置換。內建靜音功能，可輕鬆因應電源ON-OFF時的爆音問題。內建過熱保護電路。除了16/32Ω以外還能驅動8Ω負載，因此亦適合應用於接收器的音源放大。
Product Detail
規格:
Iq[mA]
6.5
Ext. Gain
No
Gain [dB]
6
Output Type
SE
Number of Ch
2
Gain [dB]
6
Maximum Output [mW,RL=16Ω]
62+62
Maximum Output [mW,RL=32Ω]
31+31
Maximum Output [mW,RL=8Ω]
120+120
Minimum Load [Ω]
8
Input Type
Analog
THD+N [%,RL=16Ω]
0.02
S/N [dB]
93
Power Supply Voltage (Min.) [V]
4
Power Supply Voltage (Max.) [V]
5.5
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
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 - BH3548F-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.
Videos & Catalogs
