LTC3526-2(RevA) 查看數據表（PDF） - Linear Technology
零件编号
产品描述 (功能)
生产厂家
LTC3526-2
(Rev.:RevA)
(Rev.:RevA)
Linear Technology
LTC3526-2 Datasheet PDF : 16 Pages
| |||
LTC3526-2/LTC3526B-2
TYPICAL PERFORMANCE CHARACTERISTICS
Start-Up Delay Time vs VIN
100
90
80
70
60
50
40
30
20
10
0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
VIN (V)
35262b2f
Burst Mode Threshold Current
vs VIN
50
45
VOUT = 3.3V
COUT = 10μF
40 L = 2.2μH
35
LEAVE BURST
30
25
20
15
ENTER BURST
10
5
0
1.0
1.5
2.0
2.5
3.0
VIN (V)
35262b2f
RDS(ON) vs VOUT
0.90
0.85
0.80
0.75
0.70
0.65
PMOS
0.60
0.55
0.50
0.45
0.40
NMOS
0.35
0.30
1.5 2.0 2.5 3.0 3.5 4.0
VOUT (V)
4.5 5.0
35262b2f
Burst Mode Threshold Current
vs VIN
30
VOUT = 1.8V
COUT = 10μF
25 L = 2.2μH
20
LEAVE BURST
15
ENTER BURST
10
5
0
1
1.25
1.5
VIN (V)
35262b2f G08a
Burst Mode Threshold Current
vs VIN
60
VOUT = 5V
COUT = 10μF
50 L = 2.2μH
40
LEAVE BURST
30
20
ENTER BURST
10
0
1.0 1.5
2.0 2.5 3.0
VIN (V)
3.5 4.0 4.5
35262b2f G08d
Oscillator Frequency Change
vs Temperature
10
NORMALIZED TO 25˚C
8
6
4
2
0
–2
–4
–6
–8
–10
–50 –30 –10 10 30 50 70 90
TEMPERATURE (˚C)
35262b2f G11
4
Burst Mode Threshold Current
vs VIN
40
VOUT = 2.5V
35 COUT = 10μF
L = 2.2μH
30
25
LEAVE BURST
20
15
ENTER BURST
10
5
0
1
1.25
1.5
1.75
VIN (V)
35262b2f
Oscillator Frequency Change
vs VOUT
2
NORMALIZED TO 3.3V
1
0
–1
–2
–3
–4
–5
–6
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
VOUT (V)
35262b2f
RDS(ON) Change vs Temperature
1.3
NORMALIZED TO 25˚C
1.2
1.1
1.0
0.9
0.8
0.7
–50 –30 –10 10 30 50
TEMPERATURE (˚C)
70 90
35262b2f G12
35262b2fa
Share Link: 