2985
8-CHANNEL
SOURCE DRIVER
ELECTRICAL CHARACTERISTICS at TA = 25°C, VS = 30 V (unless otherwise noted).
Characteristics
Symbol
Test Conditions
Min.
Output Leakage Current
Output Sustaining Voltage
Output Saturation Voltage
ICEX
VCE(sus)
VCE(SAT)
Input Current Voltage
IIN(ON)
Supply Current
(outputs open)
IIN(OFF)
IS
VIN = 0.4 V, VOUT = 0 V
—
lOUT = -120 mA, L = 3 mH
15
VIN = 2.4, lOUT = -60 mA
—
VIN = 2.4, lOUT = -120 mA
—
VIN = 2.4 V
—
VIN = 5.0 V
—
VIN = 0.4 V
—
VS = 30 V, VIN = 2.4 V
—
Clamp Diode
IR
Leakage Current
VR = 30 V, TA = 70°C
—
Clamp Diode
VF
IF = 120 mA
—
Foward Voltage
Turn-On Delay
tON
—
Turn-Off Delay
tOFF
—
NOTE: Negative current is defined as coming out of (sourcing) the specified device pin.
Limits
Typ.
Max.
<-1.0
-100
—
—
0.8
1.1
0.9
1.2
90
225
280
650
10
15
10
15
<1.0
50
1.1
2.0
0.5
1.0
5.0
10
Units
µA
V
V
V
µA
µA
µA
mA
µA
V
µs
µs
COMMON-CATHODE LED DRIVER
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1984, 2000 Allegro MicroSystems, Inc.
Dwg. No. DS-1014