參數(shù)資料
型號(hào): LTC3780EUH
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: DIODE SCHOTTKY SINGLE 25V 200mW 0.4V-vf 200mA-IFM 10mA-IF 0.5uA-IR SOD-323 3K/REEL
中文描述: 3 A SWITCHING CONTROLLER, 440 kHz SWITCHING FREQ-MAX, PQCC32
封裝: 5 X 5 MM, PLASTIC, MO-220WHHD, QFN-32
文件頁數(shù): 5/28頁
文件大?。?/td> 421K
代理商: LTC3780EUH
5
LTC3780
3780f
TYPICAL PERFOR U
Efficiency vs Output Current
(Boost Operation)
Efficiency vs Output Current
Efficiency vs Output Current
(Buck Operation)
Supply Current vs Input Voltage
Internal 6V LDO Line Regulation
EXTV
CC
Voltage Drop
INTV
CC
and EXTV
CC
Switch
Voltage vs Temperature
Load Regulation
I
LOAD
(A)
0.01
40
E
80
90
100
0.1
1
10
3780 G01
70
60
50
BURST
DCM
CCM
V
IN
= 6V
V
OUT
= 12V
I
LOAD
(A)
0.01
40
E
80
90
100
0.1
1
10
3780 G02
70
60
50
BURST
DCM
CCM
V
IN
= 12V
V
OUT
= 12V
I
LOAD
(A)
0.01
40
E
80
90
100
0.1
1
10
3780 G03
70
60
50
SC
DCM
CCM
V
IN
= 18V
V
OUT
= 12V
INPUT VOLTAGE (V)
0
5
0
S
μ
A
1000
2500
10
20
25
3780 G04
500
2000
1500
15
30
35
V
FCB
= 0V
STANDBY
SHUTDOWN
INPUT VOLTAGE (V)
0
I
C
5.5
6.0
6.5
15
25
3780 G05
5.0
4.5
5
10
20
30
35
4.0
3.5
CURRENT (mA)
1
0
E
C
20
40
60
80
100
120
10
20
30
40
3780 G06
50
TEMPERATURE (
°
C)
–50
5.55
I
C
C
5.60
5.70
5.75
5.80
6.05
5.90
0
50
75
3780 G07
5.65
5.95
6.00
5.85
–25
25
100
125
INTV
CC
VOLTAGE
EXTV
CC
SWITCHOVER THRESHOLD
EXTV
CC
Switch Resistance
vs Temperature
TEMPERATURE (
°
C)
–50
–25
0
E
C
)
2
5
0
50
75
3780 G08
1
4
3
25
100
125
LOAD CURRENT (A)
0
N
O
–0.2
–0.1
0
4
3780 G09
–0.3
–0.4
–0.5
1
2
3
5
V
IN
= 18V
FCB = 0V
V
OUT
= 12V
V
IN
= 12V
V
IN
= 6V
T
A
= 25
°
C unless otherwise noted.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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