ULN2001A, ULN2002A, ULN2003A, ULN2004A, ULQ2003A, ULQ2004A
HIGH VOLTAGE HIGH CURRENT
The ULN2001A is obsolete
DARLINGTON TRANSISTOR ARRAY
and is no longer supplied.
SLRS027G − DECEMBER 1976 − REVISED JUNE 2004
TYPICAL CHARACTERISTICS
COLLECTOR-EMITTER
SATURATION VOLTAGE
vs
COLLECTOR CURRENT
(ONE DARLINGTON)
VCE(sat) − Collector-Emitter Saturation Voltage − V
VCE(sat)
VCE(sat) − Collector-Emitter Saturation Voltage − V
VCE(sat)
2.5
TA = 25°C
2
II = 250
µA
1.5
II = 350
µA
II = 500
µA
2.5
TA = 25°C
2
II = 350
µA
1.5
II = 500
µA
1
II = 250
µA
COLLECTOR-EMITTER
SATURATION VOLTAGE
vs
TOTAL COLLECTOR CURRENT
(TWO DARLINGTONS IN PARALLEL)
1
0.5
0.5
0
0
100
200
300
400
500
600
700
800
IC − Collector Current − mA
0
0
100
200
300
400
500
600
700
800
IC(tot) − Total Collector Current − mA
Figure 11
COLLECTOR CURRENT
vs
INPUT CURRENT
500
450
IC − Collector Current − mA
IC
400
350
300
250
200
150
100
50
0
0
25
50
75
100
125
150
175
VS = 10 V
VS = 8 V
RL = 10
Ω
TA = 25°C
Figure 12
200
II − Input Current −
µA
Figure 13
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