參數(shù)資料
型號: LTC3588IDD-1#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, PDSO10
封裝: 3 X 3 MM, LEAD FREE, PLASTIC, MO-229WEED-2, DFN-10
文件頁數(shù): 17/20頁
文件大小: 391K
代理商: LTC3588IDD-1#TRPBF
LTC3588-1
6
35881fa
TYPICAL PERFORMANCE CHARACTERISTICS
Efciency vs VIN for
ILOAD = 100mA, L = 100μH
Efciency vs VIN for
VOUT = 3.3V, L = 100μH
Efciency vs VIN for
ILOAD = 100mA, L = 10μH
Efciency vs VIN for
VOUT = 3.3V, L = 10μH
VIN (V)
EFFICIENCY
(%)
35881 G20
100
90
50
60
70
80
40
210
8
6
416
18
14
12
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
VOUT = 3.6V
VIN (V)
EFFICIENCY
(%)
35881 G21
95
85
45
55
65
75
35
410
8
616
18
14
12
ILOAD = 10μA
ILOAD = 30μA
ILOAD = 50μA
ILOAD = 100μA
ILOAD = 100mA
Efciency vs ILOAD, L = 100μH
LOAD CURRENT (A)
EFFICIENCY
(%)
35881 G22
100
90
10
20
30
80
70
60
50
40
0
VIN = 5V
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
VOUT = 3.6V
10μ
10m
100m
1m
100μ
VIN (V)
EFFICIENCY
(%)
35881 G23
100
90
80
70
60
50
40
28
6
418
10
12
14
16
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
VOUT = 3.6V
VIN (V)
EFFICIENCY
(%)
35881 G24
95
85
45
55
65
75
35
410
8
616
18
14
12
ILOAD = 10μA
ILOAD = 30μA
ILOAD = 50μA
ILOAD = 100μA
ILOAD = 100mA
Efciency vs ILOAD, L = 10μH
LOAD CURRENT (A)
EFFICIENCY
(%)
35881 G19
100
90
30
40
50
60
70
80
20
10
0
10μ
10m
100m
1m
100μ
VIN = 5V
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
VOUT = 3.6V
IPEAK vs Temperature
RDS(ON) of PMOS/NMOS
vs Temperature
TEMPERATURE (°C)
–55
I PEAK
(mA)
300
280
250
240
230
210
270
290
220
260
200
25
105
–15
65
35881 G16
125
585
–35
45
TEMPERATURE (°C)
–55
R
DS(ON)
(Ω)
2.0
1.6
1.0
1.4
1.8
1.2
0.8
25
105
–15
65
35881 G17
125
585
–35
45
PMOS
NMOS
Operating Waveforms
5μs/DIV
OUTPUT
VOLTAGE
50mV/DIV
AC-COUPLED
INDUCTOR
CURRENT
200mA/DIV
VIN = 5V, VOUT = 3.3V
ILOAD = 1mA
L = 10μH, COUT = 47μF
SWITCH
VOLTAGE
2V/DIV
0mA
0V
35881 G18
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LTC3588EDD-1#TRPBF SWITCHING REGULATOR, PDSO10
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