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參數(shù)資料
| 型號(hào)： | L9904 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | MOTOR BRIDGE CONTROLLER |
| 中文描述： | 汽車橋控制器 |
| 文件頁(yè)數(shù)： | 5/17頁(yè) |
| 文件大小： | 268K |
| 代理商： | L9904 |
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L9904
R
DIR
R
PWM
Internal pull up resistance
to internal VCC
3)
V
DIR
= 0; V
PWM
= 0
16
50
100
k
DIAGNOSTIC output (DG)
V
DG
Output drop
I
DG
= 1mA
0.6
V
R
DG
Internal pull up resistance
to internal VCC
3)
V
DG
= 0V
10
20
40
k
Programmable cross conduction protection
4)
N
PR
Threshold voltage ratio V
PRH
/
V
PRL
R
PR
= 10k
1.8
2
2.2
I
PR
Current capability
V
PR
= 2V
-0.5
mA
ISO interface, transmission input (TX)
V
TXL
Input low level
1.5
V
V
TXH
Input high level
3.5
V
V
TXh
Input hysteresis voltage 2)
1
V
R
TX
Internal pull up resistance to
internal VCC 3)
V
TX
= 0
10
20
40
k
ISO interface, receiver output (RX)
V
RXL
Output voltage high stage
TX = HIGH; I
RX
= 0; V
K
= V
VS
4.5
5.5
V
R
RX
Internal pull up resistance
to internal VCC
3)
TX = HIGH;
V
RX
= 0V
5
10
20
k
R
RXON
ON resistance to ground
TX = LOW;
I
RX
= 1mA
40
90
t
RXH
Output high delay time
Fig. 1
0.5
μs
t
RXL
Output low delay time
0.5
μs
ISO interface, K-line (K)
V
KL
Input low level
-20V
0.45 ·
V
VS
V
KH
Input high level
0.55 ·
V
VS
V
VS
V
Kh
Input hysteresis voltage 2)
0.025·
V
VS
0.8V
I
KH
Input current
V
TX
= HIGH
-5
25
μA
R
KON
ON resistance to ground
V
TX
= LOW; I
K
=10mA
10
30
I
KSC
Short circuit current
V
TX
= LOW
40
130
mA
f
K
Transmission frequency
60
100
kHz
2. not tested in production: guaranteed by design and verified in characterization
3. Internal V
VCC
is 4.5V ... 5.5V
4. see page 18 for calculation of programmable cross conduction protection time
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTICS
(continued)
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