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參數(shù)資料
| 型號(hào)： | LT1105IN8 |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 1.5 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDIP8 |
| 封裝： | 0.300 INCH, PLASTIC, DIP-8 |
| 文件頁(yè)數(shù)： | 27/32頁(yè) |
| 文件大?。?/td> | 452K |
| 代理商： | LT1105IN8 |
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27
LT1103/LT1105
TYPICAL APPLICATIO
N
S
OSC
C
OSC
LT1103/LT1105
LT1103 TA05
CHOOSE 20kHz
≤
f
OSC
≤
200kHz
C
OSC
= f
OSC
OSC
( )(
SF
I
DC
0.66
66%
2.5V f
OSC
100
μ
A
(
)
)
OVLO
R2
LT1105
LT1103 TA09
R1
OVLO
TH
)
CHOOSE OVLO
TH
LET R1 = 5k
R2 = –1 R1
2.5V
OVLO
TH
Setting Oscillator Frequency
Setting Overvoltage Lockout
Increasing Oscillator
Maximum Duty Cycle
Decreasing Oscillator
Maximum Duty Cycle
Synchronizing Oscillator Frequency
to an External Clock
OSC
C
OSC
LT1103/LT1105
LT1103 TA06
R
I1
CHOOSE 0.66
≤
DC
≤
1.0
SOLVE FOR X
X =
0
≤
X
≤
1.5
I1 = X I = X 100
μ
A
R =
C
OSC
= 2100
(9DC – 6)
2
3.25V
I1
OSC
μ
A
)(
)
3X + 2X
2
9
(
)
OSC
C
OSC
LT1105
LT1103 TA07
R
I1
5V
CHOOSE 0
≤
DC
≤
0.66
SOLVE FOR X
X =
0
≤
X
≤
3
I1 = X I = X 100
μ
A
R =
C
OSC
= 2100
(6 – 9DC)
2
1.75V
I1
OSC
μ
A
)(
)
3X – 2X
2
9
(
)
OSC
C
OSC
LT1103/LT1105
LT1103 TA08
1
μ
F
500ns
ISOLATION
BOUNDARY
5V
0V
1:0.5
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| LT1105C | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
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| LT1103C | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LT1105IN8#PBF | 制造商:Linear Technology 功能描述:Conv DC-DC Single 30V 8-Pin PDIP N |
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| LT1107 | 制造商: 功能描述: |
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