参数资料
型号: AS3658F-BCTP
厂商: ams
文件页数: 82/158页
文件大小: 0K
描述: IC PMU POWER/AUDIO 124-CTBGA
标准包装: 2,500
应用: 便携式设备
电流 - 电源: 7mA
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 124-TFBGA
供应商设备封装: 124-CTBGA(8x8)
包装: 带卷 (TR)
AS3658
Data Sheet Confidential
- Detailed Description-Power Management Functions
Figure 32. Analog LDO Block diagram
 
 
 
 
 
 
 
 
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0 0 μ . /.  
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Table 80. Analog LDO (VRF_1, VRF_2, VRF_3) Characteristics, Vx_IN=4V; ILOAD=150mA; Tamb=25oC;
CLOAD =2.2μF (Ceramic); unless otherwise specified
Symbol
Vx_IN
Parameter
Supply voltage rage
Min
3
Typ
Max
5.5
Unit
V
Note
0
150
VRF_2, rf2_lcurr_en=1
VRF_3, rf3_lcurr_en=1
I OUT
Output current
1
0
0
200
250
mA
VRF_1, rf1_lcurr_en=1
VRF_2, rf2_lcurr_en=0
VRF_3, rf3_lcurr_en=0
0
400
VRF_1, rf1_lcurr_en=0
R ON
PSRR
I OFF
I VDD
Noise
t start
On resistance
Power supply rejection
ratio
Shut down current
Supply current
Output noise
Startup time
70
40
0.5
1
100
50
50
200
Ω
Ω
dB
nA
μA
μV rms
μs
VRF_1
VRF_2, VRF_3
f=1kHz
f=100kHz
without load
10Hz < f < 100kHz
VRF_1,2,3 are set to low current
during startup time
VRFX_IN>3.0V, VRF_1 @
V out
Output voltage
1.85
1.85
2.85
3.4
V
V
Iout=300mA, VRF_2 and VRF_3 @
Iout=150mA (X=1,2)
VRFX_IN>3.55V, VRF_1 @
Iout=300mA, VRF_2 and VRF_3@
Iout=150mA (X=1,2)
V out_tol
Output voltage
tolerance
-50
50
mV
V LineReg
Line regulation
-1
-10
1
10
mV
Static
Transient; Slope: t r =10μs
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