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BD63621MUV Datasheet(Scheda tecnica) 2 Page - Rohm

Numero della parte BD63621MUV
Dettagli  Stepping Motor Driver
Download  29 Pages
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Produttore  ROHM [Rohm]
Homepage  http://www.rohm.com
Logo ROHM - Rohm

BD63621MUV Datasheet(HTML) 2 Page - Rohm

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BD63621MUV
TSZ02201-0P2P0B701290-1-2
© 2017 ROHM Co., Ltd. All rights reserved.
21.Dec.2020 Rev.002
www.rohm.com
TSZ22111・15・001
Pin Configuration
Block Diagram
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
OUT1A
N.C.
VREF
MTH
N.C.
TEST
VCC2
OUT2A
CW_CCW
ENABLE
MODE0
CR
GND
VCC1
Pin Description
Pin No.
Pin name
Function
Pin No.
Pin name
Function
1
GND
Ground terminal
15
RNF2S
Input terminal of current limit
comparator
2
GND
Ground terminal
16
RNF2
Connection terminal of resistor for
output current detection
3
PS
Power save terminal
17
OUT2B
H bridge output terminal
4
SELECT
Decay mode setting terminal
18
GND
Ground terminal
5
CLK
Clock input terminal for advancing the
electrical angle
19
OUT1B
H bridge output terminal
6
GND
Ground terminal
20
RNF1
Connection terminal of resistor for
output current detection
7
MODE1
Motor excitation mode setting terminal
21
RNF1S
Input terminal of current limit
comparator
8
MODE0
Motor excitation mode setting terminal
22
N.C.
No Connection
9
CW_CCW
Motor rotating direction setting terminal
23
OUT1A
H bridge output terminal
10
ENABLE
Output enable terminal
24
VCC1
Power supply terminal
11
TEST
Terminal for testing
(Used by connecting with GND)
25
GND
Ground terminal
12
VCC2
Power supply terminal
26
CR
Connection terminal of CR for setting
chopping frequency
13
OUT2A
H bridge output terminal
27
MTH
Current decay mode setting terminal
14
N.C.
No Connection
28
VREF
Output current value setting terminal
Figure 2. Pin Configuration Diagram
Figure 3. Block Diagram
[TOP VIEW]
CLK
ENABLE
TEST
MODE1
MODE0
CW_CCW
24
VCC1
Blank time
PWM control
Translator
DAC
TSD
UVLO
Regulator
RESET
25
GND
26
CR
27
MTH
3
PS
5
7
8
9
VREF 28
23
OUT1A
Mix decay
control
OCP
OSC
RNF1S
21
RNF2S
15
OVLO
RNF1S
RNF2S
10
19
OUT1B
20
RNF1
12
VCC2
13 OUT2A
17
OUT2B
16 RNF2
18
GND
11
1
1
SELECT 4
GND 6
GND 2
GND 1


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