參數(shù)資料
型號(hào): LT3682IDD#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, PDSO12
封裝: 3 X 3 MM, LEAD FREE, PLASTIC, DFN-12
文件頁(yè)數(shù): 19/24頁(yè)
文件大?。?/td> 253K
代理商: LT3682IDD#TRPBF
LT3682
4
3682f
TYPICAL PERFORMANCE CHARACTERISTICS
LOAD CURRENT (mA)
0.1
EFFICIENCY
(%)
60
70
40
50
80
1000
3682 G01
30
10
20
1
10
100
90
VIN = 12V
VIN = 34V
VIN = 24V
L = 10μH
f = 800kHz
LOAD CURRENT (mA)
EFFICIENCY
(%)
3682 G02
0.1
60
70
40
50
80
1000
30
10
20
1
10
100
90
VIN = 12V
VIN = 34V
VIN = 24V
L = 10μH
f = 800kHz
LOAD CURRENT (mA)
0.1
EFFICIENCY
(%)
POWER
LOSS(W)
70
60
80
90
1000
3682 G03
20
30
40
50
10
1
10
100
0.1
0.01
0.001
1
VIN = 12V
VOUT = 3.3V
L = 10μH
f = 800kHz
INPUT VOLTAGE(V)
0
SUPPL
Y
CURRENT
(μA)
80
60
100
40
3682 G04
20
40
0
5
10
15
20
30
35
25
120
VOUT = 3.3V
TEMPERATURE(°C)
50
SUPPL
Y
CURRENT
(μA)
700
600
500
800
900
3682 G05
400
300
200
100
0
25
0
25
50
100
125
75
1000
CATCH DIODE: DIODES, INC. B150
VIN = 12V
VOUT = 3.3V
INCREASED SUPPLY CURRENT
DUE TO CATCH DIODE LEAKAGE
AT HIGH TEMPERATURE
INPUT VOLTAGE (V)
05
LOAD
CURRENT
(A) 1.25
1
0.75
1.5
40
3682 G06
0.5
0.25
10
15
20
30
35
25
1.75
TYPICAL
MINIMUM
VOUT = 3.3V
L = 10μH
f = 800kHz
SYNC = 0V
SYNC = 3.3V
INPUT VOLTAGE (V)
5
LOAD
CURRENT
(A)
1
0.75
1.25
40
3682 G07
0.5
0.25
10
15
20
30
35
25
1.5
TYPICAL
MINIMUM
VOUT = 5V
L = 10μH
f = 800kHz
SYNC = 0V
SYNC = 5V
INPUT VOLTAGE (V)
8
LOAD
CURRENT
(A)
1
1.25
20
3682 G08
0.5
0.75
0.25
10
12
14
16
18
1.5
TYPICAL
MINIMUM
VOUT = 5V
L = 4.7μH
f = 2MHz
SYNC = 0V
SYNC = 5V
INPUT VOLTAGE (V)
0
LOAD
CURRENT
(A)
1.5
1.25
1.75
40
3682 G09
1
0.75
0.50
0.25
5
10
15
20
30
35
25
TYPICAL
MINIMUM
VOUT = 1.8V
L = 10μH
f = 500kHz
SYNC = 0V
SYNC = 3.3V
No Load Supply Current
Maximum Load Current
Efciency (VOUT = 5V, SYNC = 0V)
Efciency (VOUT = 3.3V, SYNC = 0V)
TA = 25°C, unless otherwise noted.
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