參數(shù)資料
型號(hào): LTC3526BEDC-2
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 3 X 3 MM, PLASTIC, MO-229WEED-2, DFN-10
文件頁(yè)數(shù): 11/16頁(yè)
文件大?。?/td> 298K
代理商: LTC3526BEDC-2
LTC3526-2/LTC3526B-2
4
35262b2f
Start-Up Delay Time vs VIN
Burst Mode Threshold Current
vs VIN
Oscillator Frequency Change
vs VOUT
RDS(ON) vs VOUT
Oscillator Frequency Change
vs Temperature
RDS(ON) Change vs Temperature
TYPICAL PERFOR A CE CHARACTERISTICS
UW
VIN (V)
1.0
0
DELAY
(m
s)
10
30
40
50
100
70
2.0
3.0
3.5
35262b2f G07
20
80
90
60
1.5
2.5
4.0
4.5
VIN (V)
1
0
LOAD
CURRENT
(mA)
5
10
15
20
25
30
1.25
1.5
!# $ > B /&=
ENTER BURST
LEAVE BURST
VOUT = 1.8V
COUT = 10mF
L = 2.2
mH
Burst Mode Threshold Current
vs VIN
VIN (V)
1
LOAD
CURRENT
(mA)
15
20
25
35262b2f G08b
10
5
0
1.25
1.5
30
35
40
1.75
ENTER BURST
LEAVE BURST
VOUT = 2.5V
COUT = 10mF
L = 2.2
mH
Burst Mode Threshold Current
vs VIN
Burst Mode Threshold Current
vs VIN
VIN (V)
1.0
0
LOAD
CURRENT
(mA)
5
15
20
25
50
35
1.5
2.0
35262b2f G08c
10
40
45
30
2.5
3.0
ENTER BURST
LEAVE BURST
VOUT = 3.3V
COUT = 10mF
L = 2.2
mH
VIN (V)
1.0
LOAD
CURRENT
(mA)
40
50
60
2.5
3.5
!# $ > B /&@
30
20
1.5
2.0
3.0
4.0
4.5
10
0
ENTER BURST
LEAVE BURST
VOUT = 5V
COUT = 10mF
L = 2.2
mH
VOUT (V)
1.5
FREQUENCY
CHANGE
(%)
1
3.0
35262b2f
–2
–4
2.0
2.5
3.5
–5
–6
2
0
–1
–3
4.0
4.5
5.0
NORMALIZED TO 3.3V
VOUT (V)
1.5
R
DS(ON)
(9
)
0.50
0.45
0.80
0.85
0.90
2.5
3.5
4.0
35262b2f G10
0.35
0.70
0.60
0.40
0.75
0.30
0.65
0.55
2.0
3.0
4.5
5.0
PMOS
NMOS
–50
–30
–10
10
30
50
70
90
TEMPERATURE (
°C)
FREQUECNY
CHANGE
(%)
4
6
8
!# $ > B /
0
–10
–8
–6
10
2
–2
–4
NORMALIZED TO 25
°C
–50
–30
–10
10
30
50
70
90
TEMPERATURE (
°C)
R
DS(ON)
CHANGE
1.0
1.1
1.2
!# $ > B /
0.8
0.7
1.3
0.9
NORMALIZED TO 25
°C
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