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參數(shù)資料
| 型號： | BA6257 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | 7-Channel High Current Driver(七通道大電流驅(qū)動器) |
| 中文描述： | 7通道高電流驅(qū)動器（七通道大電流驅(qū)動器） |
| 文件頁數(shù)： | 2/3頁 |
| 文件大?。?/td> | 42K |
| 代理商： | BA6257 |
2
Standard ICs
BA6257
Internal circuit configuration
1
16
R
1
R
2
R
3
Q1
Q2
2
15
R
R
2
R
3
Q3
Q4
3
14
R
1
R
2
R
3
Q5
Q6
4
13
R
1
R
2
R
3
Q7
Q8
5
12
R
1
R
2
R
3
Q9
Q10
6
11
9
8
R
1
R
2
R
3
Q11
Q12
7
10
R
1
R
2
R
3
Q13
Q14
R
1
= 25k
R
2
= 25k
R
3
= 2k
D1
D2
D3
D4
D5
D6
D7
Fig.1
Absolute maximum ratings (Ta = 25°C)
Parameter
Symbol
Limits
Unit
Power supply voltage
V
CC
24
500
V
Power dissipation
mW
Operating temperature
°
C
Storage temperature
°
C
Collector current
I
C
100
mA
Input voltage
Reduced by 5mW for each increase in Ta of 1
°
C over 25
°
C.
Electrical characteristics (unless otherwise noted, Ta = 25°C, V
CC
= 20V)
V
IN
V
Pd
– 25 ~ + 75
– 55 ~ + 125
– 0.5 ~ + 38
Tstg
Topr
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Measurement
circuit
Usage voltage range (output)
V
CC
—
—
20
V
—
Output leakage current
I
L
—
—
100
μ
A
V
C
= 20V, V
IN
= 0V
Fig.2
—
1.4
2.2
V
I
OUT
= 75mA, V
IN
= 17V
Fig.3
—
—
2.2
V
I
OUT
= 75mA, V
IN
= 8V
Fig.3
Input current
I
IN
—
0.6
1.4
mA
I
OUT
= 0mA, V
IN
= 17V
Fig.4
Diode leakage current
I
R
—
—
100
μ
A
V
R
= 20V
Fig.5
Diode forward voltage
Measurement circuits
V
IN
—
1.2
—
V
I
F
= 75mA
Fig.6
Collector saturation voltage 1
Collector saturation voltage 2
V
CE (sat)
1
V
CE (sat)
2
8
9
OUT
IN
A
1 Unit
Fig.2
8
9
OUT
IN
V
1 Unit
V
V
CE (sat)
I OUT
Fig.3
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