CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
7.
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief
TB379
for details.
8.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief
TB379.
Electrical Specifications
Unless otherwise noted, all parameters are established over the operational supply voltage and temperature range
of the device as follows: TA = -40°C to +85°C; VIN = (VO + 0.5V) to 6.5V with a minimum VIN of 2.3V; CIN = 1µF; CO
= 1µF.
SYMBOL
TEST CONDITIONS
MIN
(Note
11)
TYP
MAX
(Note
11)
UNITS
PARAMETER
DC CHARACTERISTICS
Supply Voltage
Ground Current
Shutdown Current
UVLO Threshold
V
IN
I
DD
I
DDS
V
UV+
V
UV-
Initial accuracy at V
IN
= V
O
+ 0.5V, I
O
= 10mA, T
J
= +25°C
V
IN
= V
O
+ 0.5V to 6.5V, I
O
= 10A to150mA, T
J
= +25°C
V
IN
= V
O
+ 0.5V to 6.5V, I
O
= 10A to 150mA, T
J
= -40°C to
+125°C
Quiescent condition: I
O
= 0µA
2.3
46
0.5
1.9
1.6
-0.7
-0.8
-1.8
150
175
I
O
= 150mA; V
O
2.5V
I
O
= 150mA; 2.5V
V
O
2.8V
I
O
= 150mA; 2.8V
V
O
265
300
250
200
140
110
2.1
1.8
6.5
66
1.2
2.3
2.0
+0.7
+0.8
+1.8
V
µA
µA
V
V
%
%
%
mA
Regulation Voltage Accuracy
Maximum Output Current
Internal Current Limit
Drop-out Voltage (Note
10)
I
MAX
I
LIM
V
DO1
V
DO2
V
DO3
Continuous
355
500
400
325
mA
mV
mV
mV
°C
°C
Thermal Shutdown
Temperature
AC CHARACTERISTICS
Ripple Rejection (Note
9)
T
SD+
T
SD-
I
O
= 10mA, V
IN
= 2.8V(min), V
O
= 1.8V
at 1kHz
at 10kHz
at 100kHz
65
45
35
dB
dB
dB
Output Noise Voltage (Note
9)
V
O
= 1.5V, T
A
= +25°C
BW = 10Hz to 100kHz, I
O
= 100µA
BW = 10Hz to 100kHz, I
O
= 10mA
45
65
µV
RMS
µV
RMS
500
µs
DEVICE START-UP CHARACTERISTICS
Device Enable Time
t
EN
Time from assertion of the ENx pin to when the output
voltage reaches 95% of the V
O
(nom)
250
FN6300 Rev 5.00
June 27, 2014
Page 3 of 12
ISL9008A
Electrical Specifications
Unless otherwise noted, all parameters are established over the operational supply voltage and temperature range
of the device as follows: TA = -40°C to +85°C; VIN = (VO + 0.5V) to 6.5V with a minimum VIN of 2.3V; CIN = 1µF; CO
= 1µF.
SYMBOL
t
SSR
TEST CONDITIONS
Slope of linear portion of LDO output voltage ramp during
start-up
MIN
(Note
11)
TYP
30
MAX
(Note
11)
60
UNITS
µs/V
PARAMETER
LDO Soft-start Ramp Rate
EN PIN CHARACTERISTICS
Input Low Voltage
Input High Voltage
Input Leakage Current
Pin Capacitance
NOTES:
V
IL
V
IH
I
IL
, I
IH
C
PIN
Informative
-0.3
1.4
0.4
V
IN
+ 0.3
0.1
5
V
V
A
pF
9. Limits established by characterization and are not production tested.
10. VOx = 0.98*VOx(NOM); Valid for VOx greater than 1.85V.
11. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by
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