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BD63621MUV Datasheet(Scheda tecnica) 17 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) 17 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
Application Example
Figure 8. Block diagram and applied circuit diagram
0.2Ω
0.2Ω
Resistor for current detection
Setting range is
0.1Ω to 0.3Ω.
Refer to P.4 for detail.
39kΩ
1000pF
Set the chopping
frequency.
Setting range is
C:470pF to 3300pF
R:10kΩ to 200kΩ
Refer to P.5,7 for detail.
Bypass capacitor.
Setting range is
100uF to 470uF(electrolytic)
0.01uF to 0.1uF(multilayer ceramic
etc.)
Refer to P.4 for detail.
Be sure to short VCC1 & VCC2.
Resistor for current detection
Setting range is
0.1Ω to 0.3Ω.
Refer to P.4 for detail.
24
VCC1
Blank time
PWM control
Translator
DAC
TSD
UVLO
Regulator
RESET
25
GND
26
CR
27
MTH
3
PS
VREF 28
19
OUT1B
23
OUT1A
20
RNF1
12
VCC2
13
OUT2A
18
GND
17
OUT2B
16
RNF2
Mix decay
control
OCP
OSC
RNF1S
21
RNF2S
15
OVLO
RNF1S
RNF2S
0.1µF
100µF
Set the output current.
Input by resistor division.
Refer to P.4 for detail.
Set the current decay mode.
①SLOW DECAY
⇒Connect to GND.
②MIX DECAY
⇒Input by resistor division.
Refer to P.5,9 for detail.
Logic input terminal
Refer to P.3,5 for detail.
Power save terminal
Refer to P.3 for detail.
11
TEST
4
SELECT
DECAY Mode input terminal
Refer to P.3,8 for detail.
1
7
MODE1
8
2
9
10
ENABLE
11
6
5
GND
GND
GND
CW_CCW
MODE0
CLK


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