BD37201NUX
MUS-IC™ Series, 低噪声 音响用低饱和稳压器
BD37201NUX
MUS-IC™ Series, 低噪声 音响用低饱和稳压器
BD37201NUX是适合高音质音响组件的低噪声(3.3µVrms) 低饱和系列稳压器,工作时的输入电压为2.7~5.5V,拥有最大500mA的负载供应能力。BD37201NUX不仅噪声低,还具有高PSRR和优异的输入瞬态变动特性,不仅可用于降低DC/DC转换器的输出噪声,还适合向D/A转换器(DAC) 及时钟发生器等的高精度模拟电路供电。BD37201NUX的待机电流仅0.02µA (Typ) ,可大幅度减少待机时的功耗。
ROHM Musical Device "MUS-IC"
"MUS-IC" Web Page
主要规格
特性:
Breakdown Voltage(Max.)[V]
7
ch
1
Vin(Min.)[V]
2.7
Vin(Max.)[V]
5.5
Vout (Typ.) [V]
1 to 4.5
Iout(Max.)[A]
0.5
Output Voltage Noise (Typ.) [μVrms]
3.3
PSRR
90dB(1KHz, Typ.), 55dB(1MHz, Typ.)
Input Transient Response (Typ.)[mV]
3
Circuit Current[mA]
1.33
Shutdown Function
No
Standby Current (Typ.)[μA]
0.02
Thermal Shut-down
Recover
Over Current Protection
Yes
Under Voltage Lock Out
Yes
Soft Start
Adjustable
Load Regulation[mV]
3
Operating Temperature (Min.)[°C]
-10
Operating Temperature (Max.)[°C]
85
Package Size
2x3 (t=0.6)
特点:
- Ultra Low Noise, High PSRR
- Stable at 1µF ceramic input and output capacitors
- Standby Mode that is controlled by Enable pin
- Dropout Voltage: 200mV (at 500mA load)
- Under Voltage Lockout Protection, Current Limit and Short Circuit Protection, Thermal Shutdown Protection