ISL8009AIRZ-TK Intersil, ISL8009AIRZ-TK Datasheet - Page 3

• Manufacturer Part Number: ISL8009AIRZ-TK
• Description: IC REG SYNC BUCK 1.5A 8-DFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8009AIRZ-TK

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Current - Output: 1.5A
• Frequency - Switching: 1.6MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Electrical Specifications
INPUT SUPPLY
VIN Undervoltage Lockout Threshold
Quiescent Supply Current
Shutdown Supply Current
OUTPUT REGULATION
VFB Regulation Voltage
VFB Bias Current
Output Voltage Accuracy
Line Regulation
COMPENSATION
Error Amplifier Trans-Conductance
LX
P-Channel MOSFET ON-Resistance
N-Channel MOSFET ON-Resistance
P-Channel MOSFET Peak Current Limit
LX Maximum Duty Cycle
PWM Switching Frequency
LX Minimum On-Time
Soft-Start-Up Time
Soft-Discharge Resistor
Absolute Maximum Ratings
Supply Voltage (V
EN, RSI, SKIP, VFB, POR . . . . . . . . . . . . -0.3V to VIN + 0.3V
LX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1.5V to 6.5V
VFB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 2.7V
Recommended Operating Conditions
VIN Supply Voltage Range . . . . . . . . . . . . . . . . 2.7V to 5.5V
Load Current Range . . . . . . . . . . . . . . . . . . . . . 0A to 1.5A
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:
4. θ
5. For θ
features. See Tech Brief TB379.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach”
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
PARAMETER
IN
) . . . . . . . . . . . . . . . . . . -0.3V to 6.5V
3
Typical specifications are measured at the following conditions: T
RSI = SKIP = 0V, V
Applications” on page 9.
(Reference to GND)
SYMBOL
V
V
I
I
UVLO
I
I
VFB
VIN
VFB
SD
f
PK
S
Rising
Falling
SKIP = V
SKIP = V
switches switching, design info only
SKIP = GND, no load at the output
V
VFB = 0.75V
V
(Note 6)
V
Adjustable version, design info only
V
V
V
V
I
SKIP = low (forced PWM mode)
Enable = 0
O
IN
IN
IN
IN
IN
IN
IN
IN
= 1.5A
= 5.5V, EN = low
= V
= V
= 5.5V, I
= 2.7V, I
= 5.5V, I
= 2.7V, I
= 5V, L = 2.2µH, C
ISL8009A
O
O
IN
IN
+ 0.5V to 5.5V, I
+ 0.5V to 5.5V (minimal 2.7V)
TEST CONDITIONS
, no load at the output and no
, no load at the output
O
O
O
O
= 200mA
= 200mA
= 200mA
= 200mA
Thermal Information
Thermal Resistance (Typical)
Junction Temperature Range . . . . . . . . . . -55°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
8 Ld 2x3 DFN (Notes 4, 5) . . . . .
1
= C
O
2
= 0A to 1A
= 20µF, I
OUT
= 0A to 1.5A. See “Typical
(Note 7) TYP
0.784
A
MIN
1.35
2.2
1.8
90
80
-3
= +25°C, EN = VIN,
-
-
-
-
-
-
-
-
-
-
-
-
-
-
θ
JA
0.12
0.16
0.11
0.15
100
2.5
2.4
3.7
0.1
0.8
0.1
0.2
2.1
1.6
1.1
15
17
20
70
-
-
(°C/W) θ
55
(Note 7) UNITS
November 19, 2009
0.816
MAX
0.22
0.27
0.22
0.27
1.75
100
120
2.7
2.6
30
6
2
3
-
-
-
-
-
-
-
JC
(°C/W)
5.5
FN6656.2
µA/V
%/V
MHz
mA
ms
µA
µA
µA
µA
%
ns
Ω
Ω
Ω
Ω
%
Ω
V
V
V
A