tb62217afg TOSHIBA Semiconductor CORPORATION, tb62217afg Datasheet - Page 17

• Manufacturer Part Number: tb62217afg
• Description: Pwm Drive Stepping Motor Driver / Brush Dc Motor Driver Selectable, Dc-dc Converter And Reset Function Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

6.
When an open detection circuit is available, Osc_D pin is set to open, the IC shuts down. If the pin is shorted to
GND at startup, the IC fails to start operating. (It does not detect in a default.) In the DC-DC converter
operating mode, channel B starts operating before channel A or C.
DC-DC Converter Circuit
A ch
B ch
C ch
VDIN
DC-DC converter C
DC-DC converter A
DC-DC converter B
CR control circuit
OSC_D
control circuit
control circuit
control circuit
17
VSD
VSD
VSD
ODA
FBA
ODB
FBB
ODC
FBC
(330 P H)
(330 P H)
(330 P H)
DGND
DGND
LDA
LDB
LDC
SBD
" D I
# D I
$ D I
D I
To output
TB62217AFG
N "
N "
N "
To output
To output
Maximum Rating
2004-11-12