參數(shù)資料
型號: VNH3SP30
廠商: 意法半導(dǎo)體
元件分類: 基準電壓源/電流源
英文描述: FULLY INTEGRATED H-BRIDGE MOTOR DRIVER
中文描述: 完全集成的H橋電機驅(qū)動
文件頁數(shù): 7/26頁
文件大?。?/td> 222K
代理商: VNH3SP30
7/26
VNH3SP30
WAVEFORMS AND TRUTH TABLE
TRUTH TABLE IN NORMAL OPERATING CONDITIONS
In normal operating conditions the DIAG
X
/EN
X
pin is considered as an input pin by the device. This pin must be externally
pulled high.
PWM pin usage:
In all cases, a “0” on the PWM pin will turn-off both LSA and LSB switches. When PWM rises back to “1”, LS
A
or LS
B
turn on again depending on the input pin state.
NB: in no cases external pins (except for GND
B
and GND
A
) are allowed to be connected with ground.
TYPICAL APPLICATION CIRCUIT FOR DC TO 10KHz PWM OPERATION
IN
A
1
1
0
0
IN
B
1
0
1
0
DIAG
A
/EN
A
1
1
1
1
DIAG
B
/EN
B
1
1
1
1
OUT
A
H
H
L
L
OUT
B
H
L
H
L
Comment
Brake to V
CC
Clockwise
Counter cw
Brake to GND
M
CW
CCW
OUT
A
OUT
B
DIAG
A
/EN
A
+5V
V
CC
PWM
IN
A
1K
1K
1K
DIAG
B
/EN
B
+5V
IN
B
1K
1K
GND
B
GND
A
HS
A
LS
A
HS
B
LS
B
3.3K
3.3K
μ
C
Reg 5V
10K
(*) Open load detection in off mode
(*)
D
S
G
b) N MOSFET
V
CC
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