參數(shù)資料
型號(hào): SC1458BWLTRT
廠(chǎng)商: Semtech Corporation
英文描述: Dual Output Low Noise LDO Linear Regulator
中文描述: 雙輸出低噪聲LDO線(xiàn)性穩(wěn)壓器
文件頁(yè)數(shù): 6/13頁(yè)
文件大小: 223K
代理商: SC1458BWLTRT
SC1458
6
Typical Characteristics (continued)
Load Transient Response (Falling Edge)
Load Transient Response (Rising Edge)
PSRR vs. Frequency
PSRR vs. Frequency
Output Noise vs. Load Current
Output Noise vs. Load Current
V
OUT
= 2.5V, I
OUT
= 50mA
-70
-60
-50
-40
-30
-20
-10
0
10
100
1000
10000
Frequency (Hz)
P
-70
-60
-50
-40
-30
-20
-10
0
10
100
1000
10000
Frequency (Hz)
P
V
OUT
= 2.85V, I
O
= 50mA, C
BYP
=22nF
0
50
100
150
200
250
300
350
400
0
50
100
150
200
250
Output Current (mA)
O
V
OUT
= 2.5V, V
IN
= 3.6V, no C
BYP
T
A
=85
°
C
T
A
=25
°
C
T
A
=-40
°
C
0
10
20
30
40
50
60
70
80
90
0
50
100
150
200
250
Output Current (mA)
O
V
OUTB
= 2.85V, I
O
= 50mA, C
BYP
=22nF
T=85
°
C
T=25
°
C
T=-40
°
C
Time (1ms/div)
(0.1A/div)
(20mV/div)
(0.1A/div)
(20mV/div)
Time (1ms/div)
V
OUT
= 2.5V, V
IN
= 3.6V
V
OUT
= 2.5V, V
IN
= 3.6V
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