參數資料
型號: BU27TA2WNVX
元件分類: 固定正電壓單路輸出LDO穩(wěn)壓器
英文描述: 2.7 V FIXED POSITIVE LDO REGULATOR, PDSO4
封裝: 1.20 X 1.60 MM, 0.60 MM HEIGHT, ROHS COMPLIANT, SSON-4
文件頁數: 15/30頁
文件大?。?/td> 1661K
代理商: BU27TA2WNVX
Technical Note
22/29
BUTA2WNVX series, BUTA2WHFV series
www.rohm.com
2011.01 - Rev.C
2011 ROHM Co., Ltd. All rights reserved.
Fig. 162 Ripple Rejection VS Freq.
Fig. 163 Ripple Rejection VS VIN
Fig. 164 Output Noise Spectrl
Density VS Freq.
Reference data BU33TA2WNVX / HFV (Unless otherwise specified, Ta=25℃)
Fig. 165 Load Response
Fig. 167 Load Response
Fig. 168 Load Response
Fig. 166 Load Response
Fig. 169 Load Response
Current Pulse=10kHz
Fig. 170 Load Response
Current Pulse=10kHz
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
0.1
1
10
100
Frequency f [kHz]
O
u
tp
u
tN
o
ise
D
e
n
si
ty
[
μ
V
/
H
z]
Co=1.0μF
Cin=1.0μF
Iout=10mA
temp=25℃
0
10
20
30
40
50
60
70
80
3.3
4.3
5.3
Input Voltage VIN[V]
R
ip
pl
e
R
ej
ec
ti
on
[d
B
]
f=100kHz
f=10kHz
f=1kHz
f=0.1kHz
Co=1.0μF
Cin=none
Iout=10mA
temp=25℃
0
10
20
30
40
50
60
70
80
0.1
1
10
100
1000
Frequency (kHz)
R
ip
pl
e
R
ej
ect
io
n
(d
B
)
Vin= 4.3V
Io=10mA
Ta = 25℃
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