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參數(shù)資料
| 型號(hào)： | L294 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | SWITCH-MODE SOLENOID DRIVER |
| 中文描述： | 開(kāi)關(guān)模式電磁驅(qū)動(dòng) |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大小： | 115K |
| 代理商： | L294 |
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
V
s
Power Supply Voltage (pin 1)
Operative Condition
12
46
V
I
d
Quiescent Drain Current (pin 1)
V
ENABLE
= H
20
30
mA
Vi
≥
0.6V; V
ENABLE
= L
70
V
ss
Logic Suply Voltage (pin 4)
4.5
7
V
I
ss
Quiescent Logic Supply
Current
V
DIAG
= L
5
8
mA
DIAG Output at High Impedance
10
100
μ
A
V
i
Input Voltage (pin 7)
Operating Output
0.6
V
Non-operative Output
0.45
I
i
Input Current (pin 7)
V
i
≥
0.6V
-1
μ
A
V
i
≤
0.45V
-3
V
ENABLE
Enable Input Voltage (pin 9)
Low Level
-0.3
0.8
V
High Level
2.4
I
ENABLE
Enable Input Current (pin 9)
V
ENABLE
= L
-100
μ
A
V
ENABLE
= H
100
I
load
/ V
i
Trasconductance
R
S
= 0.2
V
i
= 1V
0.95
1
1.05
A/V
V
i
= 4V
0.97
1
1.3
V
sat H
Source Output Saturation
Voltage
Ip = 4A
1.7
V
V
sat L
Sink Output Saturation Voltage
Ip = 4A
2
V
V
sat H +
V
satL
Total Saturation Voltage
I
p
= 4A
4.5
V
I
leakage
Output Leakage Current
Rs = 0.2
; Vi
≤
0.45 V
1
mA
K
On Time Limiter Constant (°)
V
ENABLE
= L
120
V
DIAG
Diagnostic Output Voltage
(pin 5)
I
DIAG
= 10 mA
0.4
V
I
DIAG
Diagnostic Leakage Current
(pin 5)
V
DIAG
= 40V
10
μ
A
V
pin
8
V
pin
10
OP AMP and OTA CD Voltage
Gain (°°)
V
pin
10
= 100 to 800 mV
5
V
SENS
Sensing Voltage (pin 10) (°°°)
0.9
V
ELECTRICAL CHARACTERISTICS
(refer to the test circuit, V
s
= 40 V, V
ss
= 5V, T
amb
= 25
°
C, unless
otherwise specified)
(°) After a time interval t
= KC
2
, the output stages are disabled.
(°°) See the block diagram.
(°°°) Allowed range of V
SENS
without intervention of the short circuit protection.
3/8
L294
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