isl9106 Intersil Corporation, isl9106 Datasheet - Page 2

• Manufacturer Part Number: isl9106
• Description: 1.2a 1.6mhz Low Quiescent Current High Efficiency Synchronous Buck Regulator
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings (Reference to SGND)
VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6.5V
EN, RSI, MODE, PG . . . . . . . . . . . . . . . . . . . . . -0.3V to VIN + 0.3V
SW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1.5V to 6.5V
FB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 2.7V
PGND. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 0.3V
Recommended Operating Conditions
VIN Supply Voltage Range . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Load Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0A to 1.2A
Ambient Temperature Range . . . . . . . . . . . . . . . . . . .-40°C to +85°C
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:
Electrical Specifications
SUPPLY
Undervoltage Lockout Threshold
Quiescent Supply Current
Shut Down Supply Current
OUTPUT REGULATION
FB Regulation Voltage
FB Bias Current
Output Voltage Accuracy
Line Regulation
Maximum Output Current
COMPENSATION
Error Amplifier Trans-conductance
SW
P-Channel MOSFET ON-Resistance
N-Channel MOSFET ON-Resistance
N-Channel Bleeding MOSFET On Resistance
P-Channel MOSFET Peak Current Limit
Maximum Duty Cycle
PWM Switching Frequency
SW Minimum On Time
Soft Start-Up Time
1. θ
2. θ
Tech Brief TB379.
JA
JC
, “case temperature” location is at the center of the exposed metal pad on the package underside. See Tech Brief TB379.
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
PARAMETER
2
Unless otherwise noted, all parameter limits are guaranteed over the recommended operating conditions and
the typical specifications are measured at the following conditions: T
V
RSI
= 0V, L = 2.2µH, C
SYMBOL
V
V
UVLO
I
I
I
I
VIN
SD
PK
FB
f
FB
S
Rising
Falling
MODE = V
MODE = SGND, no load at the output
V
T
T
VFB = 0.75V
V
T
V
Design info only
V
V
V
V
V
T
MODE = LOW (forced PWM mode)
1
A
A
A
A
IN
IN
IN
IN
IN
IN
IN
IN
= 10µF, C
= 0°C to +85°C
= -40°C to +85°C
= -40°C to +85°C
= -40°C to +85°C
= 5.5V, EN = LOW
= V
= V
= 3.6V, I
= 2.7V, I
= 3.6V, I
= 2.7V, I
= 5.5V
ISL9106
O
O
+ 0.5V to 5.5V, I
+ 0.5V to 5.5V (minimal 2.7V)
IN
2
TEST CONDITIONS
O
O
O
O
, no load at the output
= 10µF, I
= 200mA
= 200mA
= 200mA
= 200mA
Thermal Information
Thermal Resistance (Notes 1, 2)
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°C
Storage Temperature Range . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
OUT
3x3 DFN Package . . . . . . . . . . . . . .
O
= 0A (see the Typical Application Circuit).
= 0A to 1.2A ,
A
= +25°C, V
0.784
0.78
1.35
MIN
2.2
1.2
1.5
-3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
IN
TYP
0.05
0.12
0.16
0.11
0.15
100
1.1
2.5
2.4
0.8
0.8
0.1
0.2
2.0
1.6
= V
17
20
90
5
-
-
-
θ
JA
EN
(°C/W)
44
= V
0.816
MAX
0.82
0.22
0.27
0.22
0.27
1.75
100
2.7
2.6
34
MODE
8
2
3
-
-
-
-
-
-
-
θ
June 29, 2007
JC
= 3.6V,
UNITS
µA/V
FN6509.0
5.5
MHz
(°C/W)
%/V
mA
ms
µA
μA
µA
ns
%
%
V
V
V
A
Ω
Ω
Ω
Ω
Ω
A
V