Data Sheet

TB6612FNG
2
2007-06-30
Block Diagram
Pin Functions
Pin
NO.
Symbol I/O Remarks
1 AO1
2 AO1
O chAoutput1
3 PGND1
4 PGND1
⎯ PowerGND1
5 AO2
6 AO2
O chAoutput2
7 BO2
8 BO2
O chBoutput2
9 PGND2
10 PGND2
⎯ PowerGND2
11 BO1
12 BO1
O chBoutput1
13 VM2
14 VM3
⎯ Motorsupply（2.5V〜13.5V）
15 PWMB I chBPWMinput  /   200kΩ  pull- downatinternal
16 BIN2 I chBinput2  /   200kΩ  pull- downatinternal
17 BIN1 I chBinput1  /   200kΩ  pull- downatinternal
18 GND ⎯ SmallsignalGND
19 STBY I “L”=standby/ 200kΩ  pull- downatinternal
20 Vcc  ⎯ Smallsignalsupply(2.7V〜5.5V)
21 AIN1 I chAinput1  /   200kΩ  pull- downatinternal
22 AIN2 I chAinput2  /   200kΩ  pull- downatinternal
23 PWMA I chAPWMinput  /   200kΩ  pull- downatinternal
24 VM1 ⎯ Motorsupply（2.5V〜13.5V）
1820 14
3
13
1 2 64 5
19
7 8 9 11 1210
24 22 2123
H- SW
A
H- SW
B
Cont rol  Logi c
A
Cont rol  Logi c
B
TSD
STB
UVLO
151617
Vcc GNDSTBYAI N1AI N2PWMA BI N1 BI N2 PWMBVM1 VM3 VM2
AO1 AO2PGND1AO1 AO2PGND1 BO1BO2 PGND2 BO1BO2 PGND2