Datasheet

Electrical characteristics L6390
12/26 Doc ID 14493 Rev 7
Table 9. Op amp characteristics
(1)
(V
CC
= 15 V, T
J
= +25 °C)
Symbol Pin Parameter Test condition Min. Typ. Max. Unit
V
io
6, 9
Input offset voltage V
ic
= 0 V, V
o
= 7.5 V 6 mV
I
io
Input offset current
V
ic
= 0 V, V
o
= 7.5 V
440nA
I
ib
Input bias current
(2)
100 200 nA
V
icm
Input common mode voltage
range
0V
CC
-4 V
V
OPOUT
7
Output voltage swing OPOUT = OP-; no load 0.07 V
CC
-4 V
I
o
Output short-circuit current
Source, V
id
= +1; V
o
= 0 V 16 30 mA
Sink,V
id
= -1; V
o
= V
CC
50 80 mA
SR Slew rate
V
i
= 1 ÷ 4 V; C
L
= 100 pF;
unity gain
2.5 3.8 V/μs
GBWP Gain bandwidth product V
o
= 7.5 V 8 12 MHz
A
vd
Large signal voltage gain R
L
= 2 kΩ 70 85 dB
SVR Supply voltage rejection ratio vs. V
CC
60 75 dB
CMRR
Common mode rejection
ratio
55 70 dB
1. Operational amplifier is disabled when V
CC
is in UVLO condition.
2. The direction of input current is out of the IC.
Table 10. Sense comparator characteristics
(1)
(V
CC
= 15 V, T
J
= +25 °C)
Symbol Pin Parameter Test condition Min. Typ. Max. Unit
I
ib
10 Input bias current V
CP+
= 1 V 1 μA
V
ol
2
Open drain low-level output
voltage
I
od
= - 3 mA 0.5 V
t
d_comp
Comparator delay
SD
/OD pulled to 5 V
through 100 kΩ resistor
90 130 ns
SR 2 Slew rate C
L
= 180 pF; R
pu
= 5 kΩ 60 V/μs
1. Comparator is disabled when V
CC
is in UVLO condition.