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參數(shù)資料
| 型號(hào)： | TA8435HQ |
| 廠商： | Toshiba Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | PWM CHOPPER TYPE BIPOLAR STEPPING MOTOR DRIVER |
| 中文描述： | 脈寬調(diào)制斬波型雙極步進(jìn)電機(jī)驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 12/28頁(yè) |
| 文件大小： | 480K |
| 代理商： | TA8435HQ |
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TA8435H/HQ
2001-06-13
12
ELECTRICAL CHARACTERISTICS
(Ta = 25°C, V
CC
= 5 V, VM = 24 V)
CHARACTERISTIC
SYMBOL
TEST
CIR
CUIT
TEST CONDITION
MIN
TYP.
MAX
UNIT
High
V
IN (H)
3.5
―
V
CC
+ 0.4
Input Voltage
Low
V
IN (L)
GND
0.4
―
1.5
V
Input Hysteresis Voltage
V
H
1
M1, M2, CW / CCW, REF IN
ENABLE , CK1, CK2
RESET
―
600
―
mV
I
IN
1 (H)
M1, M2, REF IN, V
IN
= 5.0 V
―
―
100
nA
I
IN
1 (L)
RESET , ENABLE , V
IN
= 0 V
INTERNAL PULL
UP RESISTOR
10
50
100
μA
Input Current
I
IN
2 (L)
1
SOURCE TYPE, V
IN
= 0 V
―
―
100
nA
I
CC1
Output Open,
RESET
: H
(2, 1
2 Phase excitation)
ENABLE : L
―
10
18
I
CC2
Output Open,
RESET
: H
(W1
2, 2W1
2 Phase excitation)
ENABLE : L
―
10
18
I
CC3
RESET : L,
ENABLE
: H
―
5
―
Quiescent Current V
CC
Terminal
I
CC4
1
RESET : H, ENABLE : H
―
5
―
mA
High
V
NF (H)
3
REF IN H
Output Open
0.72
0.8
0.88
Comparator
Reference
Voltage
Low
V
NF (L)
REF IN L
Output Open
(Note)
0.45
0.5
0.55
V
Output Differential
V
O
―
B / A, C
OSC
= 0.0033 μF,
R
NF
= 0.8
10
―
10
%
V
NF (H)
V
NF (L)
V
NF
―
V
NF (L)
/ V
NF (H)
C
OSC
= 0.0033 μF, R
NF
= 0.8
56
63
70
%
NF Terminal Current
I
NF
―
SOURCE TYPE
―
170
―
μA
Maximum OSC Frequency
f
OSC (MAX.)
―
―
100
―
―
kHz
Minimum OSC Frequency
f
OSC (MIN.)
―
―
―
―
10
kHz
OSC Frequency
f
OSC
―
C
OSC
= 0.0033 μF
25
44
62
kHz
Minimum Clock Pulse Width
t
W (CK)
―
―
―
1.0
―
μs
V
OH
(MO )
I
OH
=
40 μA
4.5
4.9
V
CC
Output Voltage
V
OL
(MO)
―
I
OL
= 40
μ
A
GND
0.1
0.5
V
Note:
2 Phase excitation, R
NF
= 0.7
, C
OSC
= 0.0033 μF
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| TA8440HQ | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Full-bridge Driver (H-Switch) for DC Motor (Driver for Switching between Forward and Reverse Rotation) |
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