ISL28005
6
FN6973.5
October 24, 2013
ts
Output Settling Time to 1% of Final Value VCC = VRS+ = 12V, VOUT = 10V step,
VSENSE >7mV
15
s
VCC = VRS+ = 0.2V, VOUT = 10V step,
VSENSE >7mV
20
s
Capacitive-Load Stability
No sustained oscillations
300
pF
ts Power-up
Power-Up Time to 1% of Final Value
VCC = VRS+ = 12V, VSENSE = 100mV
15
s
VCC = 12V, VRS+ = 0.2V
VSENSE = 100mV
50
s
Saturation Recovery Time
VCC = VRS+ = 12V, VSENSE = 100mV,
overdrive
10
s
NOTES:
7. Compliance to datasheet limits is assured by one or more methods: production test, characterization and/or design.
8. DEFINITION OF TERMS:
VSENSEA = VSENSE @100mV
VSENSEB = VSENSE @20mV
VOUTA = VOUT@VSENSEA = 100mV
VOUTB = VOUT@VSENSEB = 20mV
G =
9. VOS is extrapolated from the gain measurement.
10. % Gain Accuracy = GA =
11. Output Accuracy % VOA =
Electrical Specification VCC= 12V, VRS+ = 0V to 28V, VSENSE = 0V, RLOAD = 1M, TA = +25°C unless otherwise specified. Boldface limits
apply over the operating temperature range, -40°C to +125°C. Temperature data established by characterization. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
(Note 7)
TYP
MAX
(Note 7)
UNIT
Typical Performance Curves V
CC = 12V, RL = 1M, unless otherwise specified.
FIGURE 3. LARGE SIGNAL TRANSIENT RESPONSE VRS+ = 0.2V,
VSENSE = 100mV
FIGURE 4. LARGE SIGNAL TRANSIENT RESPONSE VRS+ = 12V,
VSENSE = 100mV
0
2
4
6
8
10
12
0
102030405060708090
100
TIME (s)
V
OU
T
(V)
GAIN 100
0
2
4
6
8
10
12
0
1020
304050
60
708090
100
TIME (s)
V
OU
T
(V
)
GAIN 100
GAIN
V
OUT AVOUTB
–
V
SENSEAVSENSEB
–
--------------------------------------------------------------
=
V
OS
V
SENSEA
V
OUT A
G
--------------------
–
=
G
MEASURED
G
EXPECTED
–
G
EXPECTED
-------------------------------------------------------------------------------
100
×
VOUT
MEASURED
VOUT
EXPECTED
–
VOUT
EXPECTED
–
----------------------------------------------------------------------------------------------------------
100
×
where VOUT = VSENSE X GAIN and VSENSE = 100mV