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| TB62209FG_14 Datasheet, PDF (9/52 Pages) Toshiba Semiconductor – Stepping Motor Driver IC Using PWM Chopper Type | |||
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TB62209FG
Pin Description 1
Pin Number Pin Name
1
D MODE 1
2
D MODE 2
3
D MODE 3
4
CW/CCW
5
VDD
6
Vref
7
NC
8
NC
9
RS B
FIN
FIN
10
RS A
11
NC
12
NC
Function
Motor drive mode setting pin
Sets motor rotation direction
Logic power supply connecting pin
Reference power supply pin for setting output
current
Not connected
Not connected
Unit-B power supply pin
(connecting pin for power detection resistor)
FIN Logic ground pin
Unit-A power supply pin
(pin connecting power detection resistor)
Not connected
Not connected
Remarks
D MODE 3, 2, 1 =
LLL: Same function as that of STANDBY pin
LLH: Motor Lock mode
LHL: 2-Phase Excitation mode
LHH: 1-2 Phase Excitation (A) mode
HLL: 1-2 Phase Excitation (B) mode
HLH: W1-2 Phase Excitation mode
HHL: 2W1-2 Phase Excitation mode
HHH: 4W1-2 Phase Excitation mode
CW: Forward rotation
CCW: Reverse rotation
Connect to logic power supply (5 V)
Connect to supply voltage for setting current.
Not wired
Not wired
Connect current sensing resistor between this
pin and VM
Connect to power ground
The pin functions as a heat sink. Design pattern
taking heat into consideration.
Connect current sensing resistor between this
pin and VM
Not wired
Not wired
Pin Assignment for PWM in Data Mode
D MODE 1 â GA+ (OUT A, A )
D MODE 2 â GAâ (OUT A, A )
D MODE 3 â GB+ (OUT B, B )
CW/CCW â GBâ (OUT B, B )
9
2014-10-01
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