tb6504f TOSHIBA Semiconductor CORPORATION, tb6504f Datasheet - Page 13

• Manufacturer Part Number: tb6504f
• Description: Pwm Chopper Type Bipolar Stepping Motor Driver
• Manufacturer: TOSHIBA Semiconductor CORPORATION

OUTPUT BLOCK
Output Saturation
Voltage
Diode Forward
Voltage
Output Dark Current
(A + B Channels)
NF Terminal Current
A−B
Chop−
ping
Current
(Note)
Note:
CHARACTERISTIC
2
2
2
2
2
2
2
2
2 Phase Excitation Mode
VECTOR
W
W
W
W
W
W
W
W
Maximum current (θ = 0) : 100%
2W1−2φ : 2W1, 2 phase excitation mode
W1−2φ : W1, 2 phase excitation mode
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
W
W
W
W
1−2φ
1−2φ
1−2φ
1−2φ
Upper Side
Lower Side
Upper Side
Lower Side
Upper Side
Lower Side
―
―
―
―
: 1, 2 phase excitation mode
1−2φ
1−2φ
―
―
―
―
―
―
SYMBOL
VECTOR
V
V
V
V
V
SAT U1
SAT U2
V
SAT L1
SAT L2
I
I
I
F U1
F L1
―
M1
M2
NF
CIRCUIT
TEST
―
4
5
2
3
I
I
I
Output Open
Output Open,
2 Phase excitation mode
Output Open
θ = 0
θ = 1 / 8
θ = 2 / 8
θ = 3 / 8
θ = 4 / 8
θ = 5 / 8
θ = 6 / 8
θ = 7 / 8
ENABLE : “H” Level
RESET
ENABLE : “L” Level
RESET
ENABLE : “L” Level
RESET
OUT
OUT
OUT
13
= 0.12 A
= 0.06 A
= 0.12 A
TEST CONDITION
: “L” Level
: “H” Level
: “H” Level
REF IN : L
RNF = 2.5 Ω
C
L = 10 mH/R = 0.5 Ω
OSC
―
= 0.0033 µF
67.5
52.5
MIN
86
79
37
17
―
―
―
―
―
―
―
―
―
―
―
1
TYP.
0.90
0.22
0.83
0.12
1.18
0.92
72.5
57.5
100
100
100
2.5
91
84
42
22
―
TB6504F/FG
8
MAX
1.25
0.37
77.5
62.5
1.8
1.6
50
28
96
89
47
27
―
―
―
―
―
7
2006-3-6
UNIT
mA
µA
%
V
V