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參數(shù)資料
| 型號(hào)： | SA5570 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Brushless DC Motor Controller(無刷式DC馬達(dá)驅(qū)動(dòng)控制器) |
| 中文描述： | 無刷直流電機(jī)控制器（無刷式直流馬達(dá)驅(qū)動(dòng)控制器） |
| 文件頁數(shù)： | 5/5頁 |
| 文件大小： | 89K |
| 代理商： | SA5570 |
Philips Semiconductors Linear Products
Product specification
NE/SA5570
Brushless DC motor controller
August 31, 1994
1155
TYPICAL PERFORMANCE CHARACTERISTICS
R
T
= 10k
R
T
= 20k
R
T
= 100K
R
T
= 5k
R
T
= 3k
R
T
= 2.49k
R
T
= 2k
R
T
= 1k
NE5570 Oscillator Frequency
vs Temperature
Oscillator Frequency
vs R
T
and C
T
NE5570 Oscillator Frequency
vs Supply Voltage
NE5570 Oscillator Output
Pulse Width
NE5570 Op Amp Gain
vs Temperature
NE5570 Current Sense
Comparator Threshold
vs Temperature
I
CC
vs V
CC
NE5570 Logic Threshold
Voltage vs Temperature
22.0
21.5
21.0
20.5
20.0
19.5
19.0
18.5
18.0
–60–40 –20
0
20 40
60 80 100 120
TEMP (
o
C)
F
V
CC
= 12V
T
A
= 25
o
C
10
1
10
0
10
–1
10
–2
10
–3
10
–4
10
–2
10
–1
10
0
10
1
10
2
10
3
OSCILLATOR FREQUENCY (kHz)
C
T
μ
T
A
= 55
o
C
T
A
= +25
o
C
T
A
= +125
o
C
5.000
.5000
/div
.0000
9.000
V1
.6000/div
V
CC
= (V)
(V)
15.00
I
C
2000
1900
1800
1700
1600
1500
1400
1300
1200
1100
1000
–60 –40 –20 0
20 40
TEMP (
o
C)
60 80 100 120
T
ON
OFF
V
CC
= 12V
100
80
60
40
20
0
–60 –40 –20 0
20 40
TEMP (
o
C)
60 80 100 120
G
V
CC
= +5V
–60–40 –20 0
20 40
TEMP (
o
C)
60 80 100 120
V
CC
= 12V
600
500
400
300
200
100
0
C
15
14
13
12
11
10
9
18
19
20
21
22
FREQUENCY (kHz)
S
T
A
= 25
o
C
V
CC
= 12V
–60–40 –20 0
20 40
TEMP (
o
C)
60 80 100 120
800
700
600
500
400
300
200
P
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