isl6228 Intersil Corporation, isl6228 Datasheet - Page 4

• Manufacturer Part Number: isl6228
• Description: High-performance Dual-output Buck Controller For Notebook Applications
• Manufacturer: Intersil Corporation

Electrical Specifications
Absolute Voltage Ratings
VIN
VCC, PGOOD
PVCC to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7.0V
EN
VO
PHASE
BOOT
BOOT
UGATE
LGATE
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:
VIN
VIN Input Bias Current
VIN Shutdown Current
VCC and PVCC
VCC Input Bias Current in Single-Channel
VCC Input Bias Current in Dual Channel
VCC Shutdown Current
PVCC Shutdown Current
VCC POR THRESHOLD
Rising VCC POR Threshold Voltage
Falling VCC POR Threshold Voltage
REGULATION
Reference Voltage
Regulation Accuracy
PWM
Frequency Range
Frequency-Set Accuracy
VO Range
VO Input Leakage
1. θ
2. For θ
3. Limits established by characterization and are not production tested.
(<100ns Pulse Width, 10µJ) . . . . . . . . . . . . . . . . . . . . . . . . . -5.0V
(<200ns Pulse Width, 20µJ) . . . . . . . . . . . . . . . . . . . . . . . . -4.0V
(<100ns Pulse Width, 4µJ) . . . . . . . . . . . . . . . . . . . . . . . . . . -2.0V
1,2
1,2
1,2
Tech Brief TB379.
JA
, FB
. . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to GND, VCC +3.3V
1,2
1,2
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V
1,2
1,2
1,2
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V
to PHASE
1,2
. . . . . . . . . . . . . . . . . . . (DC) -0.3V to GND, PVCC +0.3V
to GND . . . . . . . . . . . . . . . . . . . . . . . (DC) -0.3V to +28V
. . . . . . . . . . . . (DC) -0.3V to PHASE
, the “case temp” location is the center of the exposed metal pad on the package underside.
, FSET
PARAMETER
1,2
to GND . . . . . . . . . . . . . . . . . . . . . -0.3V to +7.0V
1,2
1,2
. . . . . . . . . . . . . . -0.3V to GND, VCC +0.3V
. . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7V
4
These specifications apply for T
All typical specifications T
I
I
PVCC_SHDN
I
V
V
VCC_SHDN
SYMBOL
VIN_SHDN
VCC_THR
VCC_THF
I
I
VCC_D
VCC_S
V
V
I
f
I
1,2
VIN
REF
SW
VO
VO
, BOOT
EN = 5V, VIN = 15V
EN = GND, VIN = 25V
EN
EN
EN
EN
EN
EN
Close loop
f
EN = 5V, VO = 0.60V
EN = 5V, VO = 5V
EN = 0V, VO = 5V
SW
1,2
1
2
1
2
1
1
A
= 300kHz
= 5V, FB
= GND, FB
= 5V, FB
= 5V, FB
+0.3V
= GND, EN
= GND, EN
= +25°C, VCC = 5V, PVCC = 5V.
ISL6228
A
= -10°C to +100°C, unless otherwise stated.
1
1
2
= 0.65V, VIN
= 0.65V, VIN
= 0.65V, VIN
2
2
2
TEST CONDITIONS
= GND, VIN
= GND, VCC = 5V
= GND, PVCC = 5V
Thermal Information
Thermal Resistance (Typical, Notes 1, 2) θ
Junction Temperature Range. . . . . . . . . . . . . . . . . .-55°C to +150°C
Operating Temperature Range . . . . . . . . . . . . . . . .-10°C to +100°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Ambient Temperature Range. . . . . . . . . . . . . . . . . .-10°C to +100°C
Supply Voltage (VIN to GND) . . . . . . . . . . . . . . . . . . . . 3.3V to 25V
VCC to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5V ±5%
PVCC to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5V ±5%
TQFN Package . . . . . . . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
1
1
2
= 3.3V to 25V,
= 3.3V to 25V,
= 3.3V to 25V
2
= GND
4.35
4.10
0.60
MIN
200
-12
-1
-
-
-
-
-
-
-
-
-
-
JA
TYP
4.45
4.20
0.1
0.1
0.1
0.6
7.0
0.1
16
1
2
1
-
-
-
-
(°C/W)
40
MAX
4.55
4.30
600
+12
1.0
1.0
1.0
+1
5
-
-
-
-
-
-
-
August 27, 2007
θ
JC
FN9095.1
(°C/W)
UNIT
3
kHz
mA
mA
µA
µA
µA
µA
µA
µA
µA
%
%
V
V
V
V