BH3547F
Standard Headphone Amplifier
BH3547F
Standard Headphone Amplifier
BH3547F is digital-source headphone amplifier. BH3547F has a fixed gain of 6 dB, so external gain setting is not needed. Mute function can make it easy to perform countermeasures to prevent pop noise when the power supply turns ON or OFF. Moreover, built-in thermal shutdown circuits prevent IC destruction due to short circuits.
For Automotive usage, please contact Sales.
Product Detail
Specifications:
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)
Features:
・Built-in mute function for preventing pop noise when power supply turns ON or OFF・Built-in thermal shutdown circuit (150℃) to prevent IC destruction due to short circuit
・Compact SOP8 package
Reference Design / Application Evaluation Kit
-
- 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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