tb6512afg TOSHIBA Semiconductor CORPORATION, tb6512afg Datasheet - Page 12

• Manufacturer Part Number: tb6512afg
• 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
(1 Channels)
A−B Chopping
Current
(Note)
Note:
CHARACTERISTIC
Maximum current (θ = 0)
2W1−2φ : 2W1, 2 phase excitation mode
W1−2φ : W1, 2 phase excitation mode
1−2φ
2
2
2
2
2
2
2
2
W
W
W
W
W
W
W
W
: 1, 2 phase excitation mode
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
1−2φ
Upper Side
Lower Side
Upper Side
Lower Side
Upper Side
Lower Side
1−2φ
1−2φ
―
―
―
―
―
―
:
100%
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
TEST
CIR−
CUIT
4
5
2
3
12
I
I
I
Output Open
Output Open,
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
= 0.12 A
= 0.06 A
= 0.12 A
TEST CONDITION
: “L” Level
: “H” Level
: “H” Level
R
C
NF
OSC
= 2.5 Ω
= 0.0033 µF
67.5
52.5
MIN
86
79
37
17
―
―
―
―
―
―
―
―
―
―
1
TB6512AF/AFG
TYP.
0.08
0.16
0.06
0.10
1.13
0.95
72.5
57.5
100
100
2.5
17
91
84
42
22
―
MAX
0.23
0.43
77.5
62.5
1.8
1.6
50
28
96
89
47
27
―
―
―
―
7
2006-3-6
UNIT
mA
µA
%
V
V