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AS3691
Datasheet
6.3 Electrical Characteristics
Table 5 – Analog Electrical Characteristics
Symbol
V CURR
I CURR
Parameter
Current Source CURR1 to
CURR4 Voltage Compliance
Current Source Range
Min
0.9
0.41
10
Typ
Max
15.0
15.0
400 (1)
Unit
V
V
mA
Note
at 400mA; total power dissipation
limit PT must not be exceeded
at 100mA
ONx = high
ICURRx = 250mV / Rix (x=1...4)
-0.5
+0.5
%
@25C T JUNCTION , excluding
variation of external resistors;
T JUNCTION ,
-20°C to +100°C
I CURR,
TOL
Current Source Tolerance
-1.5
+1.5
%
V(CURRx) <= 4.0V
(2)
-20°C to +85°C T AMB , excluding
variation of external resistors;
V(CURRx) <= 4.0V
V C
V C,GAIN
Automatic Supply Regulation
compare voltage
Automatic Supply Regulation
gain
1.0
2.0
V
mA/V
See section ‘Automatic Supply
Regulation’
Voltage to current ratio; output
current range typ 0 to 200uA
I 1-4
Parallel Current
1.0
0.1
mA V(CURRx) <= 15V
mA V(CURRx) <= 5.0V
T OVTEMP
Overtemperature Limit
140
° C
Maximum junction temperature
Notes:
1.
2.
To obtain higher currents connect more than one current source in parallel
Accuracy at +100°C guaranteed by design and verified by laboratory characterization
Table 6 – Digital Input pins characteristics for pins ON1, ON2, ON3 and ON4
Symbol
V IH
V IL
R PU
Parameter
High Level Input voltage
Low Level Input voltage
Pullup resistor
Min
2.3
0.0
Typ
70
Max
VREG
0.9
Unit
V
V
k Ω
Note
Internal pullup resistor R1 to R4 to
VREG
This defines the actual input
frequency seen on the input ON1
f ON
Input Frequency Range
0
20
kHz to ON4; the basic frequency to
generate the PWM signal is not
limited by this parameter
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