UDN2987-6 データシートの表示（PDF） - Allegro MicroSystems
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UDN2987-6 Datasheet PDF : 9 Pages
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UDN2987x-6
DABIC-5 8-Channel Source Driver
with Overcurrent Protection
Characteristic Performance
Output Current Waveshapes
VIN(A) = VIN(B)
—
OE/R
ISH
IOUT(A)
IM
IOUT(B)
tPLH
tRTB
Output (A) shorted
tBLANK
Momentary fault or capacitive charging (<1μs)
tPHL
Allowable Output Current as a Function of Duty Cycle
(UDN2987A-6 shown, multiply by 78% for UDN2987LW-6)
TA= 25°C, VS = 35 V
400
Quantity of outputs conducting simultaneously
87 6 5
4
3
350
300
250
200
150
100
50
0
0 10 20 30 40 50 60 70 80 90 100
Duty Cycle (%)
TA= 50°C, VS = 35 V
400
Quantity of outputs conducting simultaneously
876 5 4
3
2
350
300
250
200
150
100
50
0
0 10 20 30 40 50 60 70 80 90 100
Duty Cycle (%)
Allegro MicroSystems, Inc.
6
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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