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參數(shù)資料
| 型號： | 5962-8670410VPA |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | CERAMIC, DIP-8 |
| 文件頁數(shù)： | 11/13頁 |
| 文件大?。?/td> | 295K |
| 代理商： | 5962-8670410VPA |
Peak Current (IS ) is Determined By The Formula
ERROR
AMP
2R
R
1 V
5
COMP
CURRENT
SENSE
GND
IS
R
C
RS
CURRENT
SENSE
COMPARATOR
,1.0 V
RS
ISMAX
1
3
5
8
4
5
VREF
RT/CT
GROUND
RT
CT
For RT> 5 K f ~
1.72
RTCT
30
10
3
1
0.3
t d
-
m
s
1
2.2
4.7
10
22
47
100
CT - nF
Deadtime vs CT (RT >5 k )
R
T
-(k
W
)
100
30
10
3
100
1 k
10 k
100 k
1 M
f - Frequenc y - Hz
Timing Resistance vs Frequency
4
3
2
1
0
.01
.02
.03 .04 .05
.07 .1
.2
.3 .4 .5
.7
1
SINK SAT (VOL)
SOURCE SAT
(VCC - VOH)
VCC = 15 V
TA = 25°C
TA = -55 °C
Output Current, Source or Sink - A
Saturation
V
olta
g
e
-
V
www.ti.com
SLUS981 – MARCH 2010
CURRENT SENSE CIRCUIT
A small RC filter may be required to suppress switch transients.
OSCILLATOR SECTION
OUTPUT SATURATION CHARACTERISTICS
Copyright 2010, Texas Instruments Incorporated
7
Product Folder Link(s): UC1843-SP
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