TA8493AF Toshiba Semiconductor, TA8493AF Datasheet - Page 5

• Manufacturer Part Number: TA8493AF
• Description: (TA8493xx) 3-PHASE FULL WAVE BRUSHLESS DC MOTOR DRIVER IC FOR CD-ROM DRIVES
• Manufacturer: Toshiba Semiconductor

Output Circuit
Mode Select
Circuit
FG Amp.
Short Brake
Circuit
Triangular
Oscillation Circuit
Thermal Shut-down Operating
Temperature
Note2: this is not tested.
Characteristics
Output
Resistance
(upper side)
Saturation
Voltage
(lower side)
Cut-off Current
(upper side)
Cut-off Current
(lower side)
Input Voltage (H)
Input Voltage (L)
Input Current
Hysteresis
Voltage
Output Voltage
(H)
Output Voltage
(L)
Input Voltage (H)
Input Voltage (L)
Input Current
Oscillation
Frequency
V
V
V
V
V
R
Symbol
V
V
I
OFG (H)
I
V
OFG (L)
BRK (H)
SAT (L)
BRK (L)
INBRK
I
f
ON (U)
I
MS (H)
MS (L)
INMS
TSD
L (U)
OSC
L (L)
HYS
Circuit
Test
¾
¾
4
5
6
8
7
6
5
I
I
V
V
CCW mode
V
Reversing brake mode
V
V
Source current: 10 mA
Sink current: 10 mA
V
C = 560 pF
Junction temperature
(according to design
specification)
O
O
L
L
C
C
MS
BRK
= 0.6 A
= 0.6 A
= 16 V
= 16 V
> V
> V
= GND, (source current)
= GND, (source current)
ref
ref
Test Condition
, BRK: L
, BRK: L
¾
¾
¾
(Note2)
(Note2)
- 0.5
V
Min
3.0
3.0
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
CC
5
TA8493F/AF/BF
Typ.
175
0.5
0.4
20
39
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
2002-01-31
V
V
Max
1.0
0.8
0.5
0.5
0.5
10
10
45
¾
¾
¾
CC
1
CC
1
mV
Unit
kHz
mA
mA
mA
°C
W
V
V
V
V
p-p