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參數(shù)資料
| 型號(hào)： | TB62300FG |
| 廠商： | Toshiba Corporation |
| 英文描述： | Dual Full-Bridge Driver for DC Motor |
| 中文描述： | 雙路全橋式直流電動(dòng)機(jī)驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 14/28頁(yè) |
| 文件大小： | 618K |
| 代理商： | TB62300FG |
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TB62300FG
2005-04-04
14
AC Characteristics
(T
opr
=
25°C, V
M
=
24 V, V
DD
=
5 V
with load of
6.8 mH/5.7
)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Clock frequency
f
CLK
1.0
25.0
MHz
t
w
(t
CLK
)
40.0
t
wp
20.0
Minimum clock pulse width
t
wn
AC
20.0
ns
t
WSTROBE
40.0
t
STROBE (H)
20.0
Minimum STROBE pulse width
t
STROBE (L)
AC
20.0
ns
Minimum SLEEP pulse width
t
WSTROBE
AC
t
ONG
ns
Phase difference between PHASE
signal and fcr
tp
AC
1/f
CR
ns
Blanking time for preventing false
detection
t
BLNIK
(Note 1)
300
ns
t
sSIN-CLK
20.0
Data setup time
t
sST-CLK
AC
20.0
ns
t
hSIN-CLK
20.0
Data hold time
t
hST-CLK
AC
20.0
ns
STROBE setup time (relative to CLK)
t
sSSB-CLK
AC
20.0
STROBE hold time (relative to CLK)
t
hSB-CLK
AC
20.0
ns
40.0
100
40.0
100
100
200
580
1000
100
200
350
700
1000
2000
Output transistor switching time
t
f
t
f
t
pLH
t
pHL
t
pLZ
t
pHZ
t
pZL
t
pZH
AC
350
700
ns
CR reference signal oscillation
frequency
f
CR
C
osc
=
270 pF, R
osc
=
3.9 k
1.1
1.3
1.5
MHz
Chopping frequency
f
chop (min)
f
chop (typ.)
f
chop (max)
20.0
150.0
kHz
Oscillation frequency
f
chop
When f
CR
=
480 kHz
30.0
kHz
Charge pump rise time
t
ONG
AC
2.0
4.0
ms
Note 1: The blanking time is internally fixed but it can be elongated by applying a serial blanking time signal.
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