參數(shù)資料
型號: A2981
廠商: Allegro MicroSystems, Inc.
英文描述: 8-CHANNEL SOURCE DRIVERS
中文描述: 8通道開源驅(qū)動
文件頁數(shù): 3/10頁
文件大?。?/td> 277K
代理商: A2981
2981
AND
2982
8-CHANNEL
SOURCE DRIVERS
www.allegromicro.com
3
Applicable
Test
Limits
Characteristic
Symbol
Devices
Test Conditions
Fig.
Min.
Typ.
Max. Units
Output Leakage Current
I
CEX
All
V
IN
= 0.4 V*, V
S
= 50 V, T
A
= +70
°
C
1
200
μ
A
Output Sustaining
Voltage
V
CE(SUS)
All
I
OUT
= -45 mA
35
V
Collector-Emitter
Saturation Voltage
V
CE(SAT)
All
V
IN
= 2.4 V, I
OUT
= -100 mA
V
IN
= 2.4 V, I
OUT
= -225 mA
V
IN
= 2.4 V, I
OUT
= -350 mA
2
2
2
1.6
1.7
1.8
1.8
1.9
2.0
V
V
V
Input Current
I
IN(ON)
UDN2981A
V
IN
= 2.4 V
V
IN
= 3.85 V
3
3
140
310
200
450
μ
A
μ
A
2982
V
IN
= 2.4 V
V
IN
= 12 V
3
3
140
1.25
200
1.93
μ
A
mA
Output Source Current
(Outputs Open)
l
OUT
UDN2981A
V
IN
= 2.4 V, V
CE
= 2.0 V
2
-350
mA
2982
V
IN
= 2.4 V, V
CE
= 2.0 V
2
-350
mA
Supply Current
Leakage Current
I
S
All
V
IN
= 2.4 V*, V
S
= 50 V
4
10
mA
Clamp Diode
I
R
All
V
R
= 50 V, V
IN
= 0.4 V*
5
50
μ
A
Clamp Diode
V
F
All
I
F
= 350 mA
6
1.5
2.0
V
Turn-On Delay
t
ON
All
0.5 E
IN
to 0.5 E
OUT
, R
L
= 100
,
V
S
= 35 V
0
.3
2.0
μ
s
Turn-Off Delay
t
OFF
All
0.5 E
IN
to 0.5 E
OUT
, R
L
= 100
,
V
S
= 35 V, See Note
2
.0
10
μ
s
ELECTRICAL CHARACTERISTICS at T
A
= +25
°
C (unless otherwise specified).
NOTES:
Turn-off delay is influenced by load conditions. Systems applications well below the specified output loading may require
timing considerations for some designs, i.e., multiplexed displays or when used in combination with sink drivers in a totem
pole configuration.
Negative current is defined as coming out of (sourcing) the specified device terminal.
* All inputs simultaneously.
Complete part number includes a prefix (A or UDN) and a suffix (A or SLW) as follows:
UDN2981A, UDN2982A, UDN2982LW, or A2982SLW.
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