參數(shù)資料
型號(hào): Si9114ADY-T1-E3
廠商: Vishay Intertechnology,Inc.
英文描述: High-Frequency Switchmode Controller
中文描述: 高頻開關(guān)控制器
文件頁(yè)數(shù): 4/5頁(yè)
文件大小: 80K
代理商: SI9114ADY-T1-E3
Si9114A
Vishay Siliconix
www.vishay.com
4
Document Number: 70025
S-42044—Rev. E, 15-Nov-04
TYPICAL CHARACTERISTICS
Oscillator Frequency
Output Driver Rise and Fall Time
Switching Frequency vs. Supply Voltage
Supply Current vs. Output Frequency
Supply Current vs. Supply Voltage
(
f
O
S
I
V
CC
Supply Voltage (V)
V
CC
Supply Voltage (V)
V
CC
Supply Voltage (V)
f
OUT
Output Frequency (kHz)
I
1000
10
100
10
100
1000
47 pF
200 pF
100 pF
150 pF
Note: These curves were measured
in a board with 3.5 pF of
external parasitic
capacitance.
0
0
9
10
11
12
13
14
15
16
20
40
60
80
t
r
for C
L
= 2500 pF
t
f
for C
L
= 2500 pF
17
t
r
for C
L
= 1000 pF
t
f
for C
L
= 1000 pF
36
0
200
400
600
800
1000
28
20
12
4
0
32
24
16
8
C
L
= 2500 pF
C
L
= 1000 pF
C
L
= 0 pF
V
CC
= 12 V
C
OSC
= 47 pF
0
0
9
10
11
12
13
14
15
16
3
6
9
12
17
R
OSC
= 127 k
C
= 47 pF
fs = 500 kHz
C
L
= 1000 pF
C
L
= 0 pF
8
0
9
10
11
12
13
14
15
16
0.85
0.90
1.00
1.05
17
0.95
R
OSC
= 56 k
C
OSC
= 47 pF
r
OSC
Oscillator Resistance (k )
t
r
10% to 90%
t
f
90% to 10%
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