參數(shù)資料
型號(hào)： UC3770AN
英文描述： Brushless motor predriver
中文描述： 電機(jī)控制器
文件頁數(shù)： 3/3頁
文件大小： 88K
代理商： UC3770AN
3
UNITRODE CORPORATION
7 CONTINENTAL BLVD.
MERRIMACK, NH 03054
TEL. 603-424-2410
FAX 603-424-3460
UC3770A
TYP
UC3770B
TYP
PARAMETER
TEST CONDITIONS
MIN
MAX
2
0.8
1.3
1.3
1.6
100
MIN
MAX
2
0.8
1.3
1.3
1.6
100
UNITS
ms
V
V
V
V
μ
A
Turn Off Delay
Sink Driver Saturation Voltage
I
M
= 1.0A
I
M
= 1.3A
I
M
= 1.0A
I
M
= 1.3A
V
M
= 45V
Source Driver Saturation Voltage
Output Leakage Current
UC3770A
UC3770B
ELECTRICAL CHARACTERISTICS (cont.):
(All tests apply with V
M
= 36V, V
CC
= 5V, V
R
= 5V, No Load, and 0
°
C<T
A
<70
°
C,
unless otherwise stated, T
A
= T
J
.)
0
1
2
3
4
5
0
0.5
1
1.5
2
OUTPUT CURRENT (A)
P
Figure 4. Typical power dissipation vs. output
current.
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.2
2.5
3.0
3.5
4.0
4.5
5.0
T
A
= +25
°
C
OUTPUT CURRENT
–
A
I
C
–
Figure 3. Typical supply current vs. load current.
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.6
0.8
1.0
1.2
1.4
1.6
1.8
T
A
= +25
°
C
OUTPUT CURRENT
–
A
V
C
S
Figure 1. Typical source saturation voltages vs. load
current
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
T
A
= +25
°
C
OUTPUT CURRENT
–
A
V
C
S
Figure 2. Typical sink saturation voltages vs. load
current
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