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參數(shù)資料
| 型號： | UC1625N |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Brushless DC Motor Controller |
| 中文描述： | 無刷直流電機控制器 |
| 文件頁數(shù)： | 4/15頁 |
| 文件大?。?/td> | 313K |
| 代理商： | UC1625N |
4
UC1625
UC2625
UC3625
22
26
25
2
Quad Sel
RC-Osc
PWM In
27
28
1
E/A Out
E/A In(+)
E/A In (–)
OSC
S
Q
R
S
Q
R
PWM CLOCK
24
SSTART
3
ISENSE
4
ISENSE1
5
ISENSE2
19
VCC
23
OV-Coast
6
Dir
7
Speed-In
2X
2.5V
250
2.9V
Q1
10
μ
A
3.1V
9V
DIRECTION
LATCH
0.25V
PWM CLOCK
8
H1
9
H2
L
Q
D
L
Q
D
L
Q
D
9
H3
+5V
+5V
+5V
EDGE
DETECT
ONE
SHOT
21
RC-Brake
2k
1V
DIR
COAST
CHOP
QUAD
H2
H1
H3
BRAKE
DECODER
CROSS
CONDUCTION
PROTECTION
LATCHES
18
PUA
17
PUB
16
PUC
14
PDA
13
PDB
12
PDC
15
GND
20
Tach-Out
11
Pwr Vcc
+5V
VREF
5V
REFERENCE
PWM
CLOCK
1.75V
ABS VALUE
0.2V
BLOCK DIAGRAM
ELECTRICAL CHARACTERISTICS:
Unless otherwise stated, these specifications apply for: T
A
= 25
°
C; Pwr V
CC
= V
CC
= 12V;
R
OSC=
20k to V
REF
; C
OSC
= 2nF; R
TACH
= 33k; C
TACH
= 10nF; and all outputs unloaded. T
A
= T
J.
PARAMETER
TEST CONDITIONS
Miscellaneous
Output Turn-On Delay
Output Turn-Off Delay
MIN
TYP
MAX
UNITS
1
1
μ
s
μ
s
UDG-99044
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|---|---|
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