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參數(shù)資料
| 型號(hào)： | SC1409 |
| 廠(chǎng)商： | Semtech Corporation |
| 元件分類(lèi)： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Isolated Flyback Switching Regulator with 9V Output |
| 中文描述： | 隔離反激式開(kāi)關(guān)穩(wěn)壓9V輸出 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大?。?/td> | 109K |
| 代理商： | SC1409 |
SC1409
2000 SEMTECH CORP.
652 MITCHELL ROAD NEWBURY PARK CA 91320
1 A Synchronous Switching Regulator
June 28, 2000
2
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
V
CC
P
GND
to GND
V
IN
T
A
T
J
T
STG
T
L
θ
=
JA
θ
=
JC
ESD
Maximum
-0.3 to +7
± 1
-0.3 to +7
-40 to +85
-40 to +125
-60 to +150
300
165
40
2
Units
V
V
V
°C
°C
°C
°C
°C/W
°C/W
kV
Supply Voltage
Ground Differential
Input Voltage
Operating Ambient Temperature Range
Operating Junction Temperature Range
Storage Temperature
Lead Temperature (Soldering) 10 seconds
Thermal Resistance, Junction to Ambient
Thermal Resistance, Junction to Case
ESD Rating (Human Body Model)
ELECTRICAL CHARACTERISTICS
Unless specified; T
= 25°C, V
= 5V, V
= 1.8V. Output current = 1A. Per typical application circuit.
Values in
bold
apply over full operating temperature range.
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Reference
V
REF
1.191
1.203
1.215
V
1.179
1.227
Feedback Bias Current
I
FB
I
Q
10.0
50.0
nA
Quiescent Current
Current into V
CC
pin
Io=0mA
2.0
4.0
mA
15
Shutdown Quiescent Current
I
Q
Enable = 0V
5.0
uA
10
Regulation Load
REG
LOAD
REG
LINE
OSC
I
O
= 100mA to 1A
0.5
1.0
%
Regulation Line
0.5
%
Oscillator Frequency
FSET=Vin
FSET=GND
425
255
500
300
575
345
kHz
kHz
Max Duty Cycle
δ
max
I
O
90
95
%
Output Current Limit
1.5
A
Soft start charging current
32
uA
EN/SS Shutdown Threshold
1.0
V
UVLO Trip point
Vin Increasing
Vin decreasing
4.5
4.1
V
V
RDS(ON)
R
DS(ON)
Top side PFET
250
375
m
525
Bottom side NFET
175
250
m
350
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| SC1409ISTR | 制造商:SEMTECH 制造商全稱(chēng):Semtech Corporation 功能描述:1 A Synchronous Switching Regulator |
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