BD6373GW Ver la hoja de datos (PDF) - ROHM Semiconductor
Número de pieza
componentes Descripción
Fabricante
BD6373GW
ROHM Semiconductor
BD6373GW Datasheet PDF : 18 Pages
| |||
BD6373GW, BD6873KN, BD6753KV
VCC
9
CP1
4
CP2
5
CP3
6
CP4
7
VG
8
OSC
Charge Pump
Charge Pump
Technical Note
PS 28
PWM1 2
PWM2 3
Power Save
Logic12
TSD & UVLO
VG
Level Shift
&
Pre Driver
BandGap
H bridge
Full ON
H bridge
Full ON
44 45 VM1
41 OUT1A
43 OUT1B
46 OUT2A
48 OUT2B
42 47 RNF1
PWM3 10
PWM4 11
Logic34
VG
Level Shift
&
Pre Driver
H bridge
Full ON
H bridge
Full ON
16 17 VM2
13 OUT3A
15 OUT3B
18 OUT4A
20 OUT4B
14 19 RNF2
PWM5 12
PWM6 1
STROBE 31
CLK 32
DATA 33
Logic4556
Serial
Interface
VREF
VG
Level Shift
&
Pre Driver
PWM LATCH
PWM LATCH
H bridge
PWM C. Current
H bridge
PWM C. Current
25 VM3
21 OUT5A
24 OUT5B
36 VM4
37 OUT6A
40 OUT6B
39 RNF4
38 SENSE4
22 RNF3
23 SENSE3
30
GND
29
VREF
27
CR1
34
CR2
26
35
VREF VLIM5 VLIM6
Fig.16 BD6753KV Block Diagram
36
OUT6A
SENSE4
RNF4
OUT6B
OUT1A
BD6753KV RNF1
OUT1B
VM1
VM1
OUT2A
RNF1
48 OUT2B
OUT5B 24
SENSE3
RNF3
OUT5A
OUT4B
RNF2
OUT4A
VM2
VM2
OUT3B
RNF2
OUT3A
12
Fig.17 BD6753KV Pin Arrangement (Top View)
VQFP8C Package
BD6753KV Pin Function Table
No. Pin name
Function
No. Pin name
Function
1 PWM6 PWM control input pin ch6
25
VM3 Motor power supply pin ch5
2 PWM1 PWM control input pin ch1
26 VLIM5 Output current setting pin ch5
3 PWM2 PWM control input pin ch2
27
CR1 CR timer setting element connection pin ch5
4
CP1 Charge pump capacitor connection pin 1 28
PS Power-saving pin
5
CP2 Charge pump capacitor connection pin 2 29 VREF Reference voltage output pin
6
CP3 Charge pump capacitor connection pin 3 30
GND Ground pin
7
CP4 Charge pump capacitor connection pin 4 31 STROBE Serial enable input pin
8
VG Charge pump output pin
32
CLK Serial clock input pin
9
VCC Power supply pin
33 DATA Serial data input pin
10 PWM3 PWM control input pin ch3
34
CR2 CR timer setting element connection pin ch6
11 PWM4 PWM control input pin ch4
35 VLIM6 Output current setting pin ch6
12 PWM5 PWM control input pin ch5
36
VM4 Motor power supply pin ch6
13 OUT3A H-bridge output pin ch3 A
37 OUT6A H-bridge output pin ch6 A
14 RNF2 Motor ground pin ch3 and ch4
38 SENSE4 Output current detection pin ch6
15 OUT3B H-bridge output pin ch3 B
39
RNF4
Resistance connection pin for output current detection ch6
16
VM2 Motor power supply pin ch3 and ch4
40 OUT6B H-bridge output pin ch6 B
17
VM2 Motor power supply pin ch3 and ch4
41 OUT1A H-bridge output pin ch1 A
18 OUT4A H-bridge output pin ch4 A
42 RNF1 Motor ground pin ch1 and ch2
19 RNF2 Motor ground pin ch3 and 4
43 OUT1B H-bridge output pin ch1 B
20 OUT4B H-bridge output pin ch4 B
44
VM1 Motor power supply pin ch1 and ch2
21 OUT5A H-bridge output pin ch5 A
45
VM1 Motor power supply pin ch1 and ch2
22
RNF3 Resistance connection pin for output current detection ch5
46 OUT2A H-bridge output pin ch2 A
23 SENSE3 Output current detection pin ch5
47 RNF1 Motor ground pin ch1 and ch2
24 OUT5B H-bridge output pin ch5 B
48 OUT2B H-bridge output pin ch2 B
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
7/17
2009.06 - Rev.A
Share Link: