BD6370GUL 查看數據表（PDF） - ROHM Semiconductor
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BD6370GUL Datasheet PDF : 33 Pages
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BD6370GUL, BD6758MWV, BD6758KN
Technical Note
PS 35
Power Save
VCC
4
TSD & UVLO
IN1A 36
IN1B 1
IN2A 2
IN2B 3
SEL1 28
Logic12
Level Shift
&
Pre Driver
BandGap
H bridge
Full ON
H bridge
Full ON
IN3A 6
IN3B 7
IN4A 8
IN4B 9
SEL2 18
BRK1 10
BRK2 11
EN1 27
IN5 26
Logic34
Level Shift
&
Pre Driver
H bridge
Full ON
H bridge
Full ON
Logic5
Level Shift
&
Pre Driver
H bridge
Const. Current
VREF
20
VREF
19
VLIM
5
GND
Fig.39 BD6758KN Block Diagram
31 VM1
29 OUT1A
30 OUT1B
33 OUT2A
34 OUT2B
32 PGND1
14 VM2
12 OUT3A
13 OUT3B
16 OUT4A
17 OUT4B
15 PGND2
24 VM3
21 OUT5A
25 OUT5B
23 RNF
22 SENSE
27
SEL1
SEL2 18
OUT1A
OUT4B
OUT1B
OUT4A
VM1 BD6758MWV PGND2
PGND1
VM2
OUT2A BD6758KN OUT3B
OUT2B
OUT3A
PS
BRK2
36 IN1A
BRK1
9
Fig.40 BD6758MWV / KN Pin Arrangement (Top View)
MWV=UQFN036V5050 Package
KN=VQFN36 Package
BD6758KN Pin Function Table
No.
Pin
Name
Function
No.
Pin
Name
Function
1
IN1B Control input pin ch1 B
19 VLIM Output current setting pin ch5
2
IN2A Control input pin ch2 A
20 VREF Reference voltage output pin
3
IN2B Control input pin ch2 B
21 OUT5A H-bridge output pin ch5 A
4
VCC Power supply pin
22 SENSE Output current detection ch5
5
GND Ground pin
23
RNF
Resistance connection pin for output current detection ch5
6
IN3A Control input pin ch3 A
24
VM3 Motor power supply pin ch5
7
IN3B Control input pin ch3 B
25 OUT5B H-bridge output pin ch5 B
8
IN4A Control input pin ch4 A
26
IN5 Control input pin ch5 INPUT
9
IN4B Control input pin ch4 B
27
EN1 Control input pin ch5 ENABLE
10 BRK1 Control input pin ch3 BRAKE
28 SEL1 Drive mode selection pin ch1 and ch2
11 BRK2 Control input pin ch4 BRAKE
29 OUT1A H-bridge output pin ch1 A
12 OUT3A H-bridge output pin ch3 A
30 OUT1B H-bridge output pin ch1 B
13 OUT3B H-bridge output pin ch3 B
31
VM1 Motor power supply pin ch1 and ch2
14
VM2 Motor power supply pin ch3 and ch4
32 PGND1 Motor ground pin ch1 and ch2
15 PGND2 Motor ground pin ch3 and ch4
33 OUT2A H-bridge output pin ch2 A
16 OUT4A H-bridge output pin ch4 A
34 OUT2B H-bridge output pin ch2 B
17 OUT4B H-bridge output pin ch4 B
35
PS Power saving pin
18
SEL2 Drive mode selection pin ch3 and ch4 36
IN1A Control input pin ch1 A
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9/32
2009.06 - Rev.A
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