ISL9016
4
FN6832.1
May 16, 2011
Absolute Maximum Ratings Thermal Information
V
IN
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7.1V
All Other Pins to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to (V
IN
+0.3)V
Recommended Operating Conditions
Supply Voltage (VIN). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.8V to 6.5V
Each LDO Load Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 150mA
Ambient Temperature Range (T
A
) . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
Thermal Resistance θ
JA
(°C/W)
6 Ld µTDFN Package (Note 5) . . . . . . . . . . . . . . . . . . . . 117.5
Junction Temperature Range . . . . . . . . . . . . . . . . . . . . . . .-40°C to +125°C
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
Storage Temperature Range. . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
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.
NOTE:
5. θ
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 Typical specifications are measured at the following conditions: T
A
= +25°C; V
IN
= (V
O
+ 0.5V) to 6.5V with a
minimum V
IN
of 1.8V; C
IN
= 1µF; C
O
= 1µF. Boldface limits apply over the operating temperature range, -40°C to +85°C.
PARAMETER SYMBOL TEST CONDITIONS
MIN
(Note 8) TYP
MAX
(Note 8) UNITS
DC CHARACTERISTICS
Supply Voltage V
IN
1.8 6.5 V
UVLO Threshold V
UV+
1.710 1.775 V
V
UV-
1.55 1.62
Input Quiescent Current Quiescent condition: I
O1
= 0µA; I
O2
= 0µA
I
DD1
One LDO active 49 67 µA
I
DD2
Both LDO active 80 100 µA
Shutdown Current I
DDS
@ +25°C 0.1 1.0 µA
Regulation Voltage Accuracy V
IN
= V
O
+ 0.5V to 6.5V, I
O
= 10µA to 150mA, T
A
= +25°C -0.8 +0.8 %
V
IN
= V
O
+ 0.5V to 6.5V, I
O
= 10µA to 150mA, T
A
= -40°C to +85°C -1.8 +1.8 %
Maximum Output Current I
MAX
Each LDO, Continuous 150 mA
Internal Current Limit I
LIM
175 265 355 mA
Dropout Voltage (Note 6) V
DO1
I
O
= 150mA; 1.2V ≤ V
O
≤ 2.1V 250 425 mV
V
DO2
I
O
= 150mA; 2.1V ≤ V
O
≤ 2.8V 200 325 mV
V
DO3
I
O
= 150mA; 2.8V ≤ V
O
120 200 mV
Thermal Shutdown Temperature T
SD+
145 °C
T
SD-
110 °C
AC CHARACTERISTICS
Ripple Rejection I
O
= 10mA, V
IN
= 3.7V(min), V
O
= 2.7V, T
A
= +25°C
@ 1kHz 80 dB
@ 10kHz 60 dB
@ 100kHz 50 dB
@ 1MHz 45 dB
Output Noise Voltage V
IN
= 4.2V, I
O
= 10mA, T
A
= +25°C, BW = 10Hz to 100kHz 25 µV
RMS
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)
400 600 µs
LDO Soft-Start Ramp Rate t
SSR
Slope of linear portion of LDO output voltage ramp during start-up 30 60 µs/V
